voidly
Data

Incident record · Japan

Internet connectivity disruption in Japan

Type
disruption
Status
active
Severity
critical

Source summary

IODA detected significant connectivity drop in Japan. 48 critical alerts recorded.

Open incident JSON
Reported anomaly rate
71.8%

Source-defined signal; not a universal test-failure percentage.

Source measurement count
48

The record’s count can represent aggregate inputs or alerts.

Incident confidence
75%

A source score, not certainty of intentional censorship.

Linked evidence has its own count and confidence fields. These quantities are not interchangeable.

Follow the evidence

48 linked records.

Inspect the observation, the upstream claim and why it was linked.

Linked observation dates

48 dated · 0 without a verified timezone
IODA48 linked records
Jun 20, 2026 · 11:40 UTCJun 20, 2026 · 12:20 UTC

Each point is a linked record. Horizontal position shows observation time; stacking separates nearby points. The full records below provide the values. This is not a measured outage-duration chart.

Upstream claims are attributed to their source. Multiple records or source names do not by themselves establish independent corroboration.

IODA48 records · open evidence

outage · critical

ioda:alert:ping-slash24:region:2054:1781958000

IODA detected critical level outage for Ibaraki

Upstream claim · IODA
Signal value
0.984215
Signal baseline
6,335
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027916,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2054",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 6335,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.984214680347277,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2054:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Ibaraki",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2037:1781958000

IODA detected critical level outage for Tokushima

Upstream claim · IODA
Signal value
0.986913
Signal baseline
1,299
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027936,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2037",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1299,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9869130100076983,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2037:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Tokushima",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2044:1781958000

IODA detected critical level outage for Toyama

Upstream claim · IODA
Signal value
0.985565
Signal baseline
2,494
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027940,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2044",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 2494,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9855653568564555,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2044:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Toyama",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2067:1781958000

IODA detected critical level outage for Nagasaki

Upstream claim · IODA
Signal value
0.978448
Signal baseline
928
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028081,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2067",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 928,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.978448275862069,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2067:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Nagasaki",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2033:1781958000

IODA detected critical level outage for Ehime

Upstream claim · IODA
Signal value
0.981387
Signal baseline
2,364
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028083,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2033",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 2364,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9813874788494078,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2033:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Ehime",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2059:1781958000

IODA detected critical level outage for Yamanashi

Upstream claim · IODA
Signal value
0.983945
Signal baseline
2,180
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028088,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2059",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 2180,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9839449541284404,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2059:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Yamanashi",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2066:1781958000

IODA detected critical level outage for Yamagata

Upstream claim · IODA
Signal value
0.984925
Signal baseline
1,592
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028109,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2066",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1592,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9849246231155779,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2066:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Yamagata",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2035:1781958000

IODA detected critical level outage for Kochi

Upstream claim · IODA
Signal value
0.984628
Signal baseline
1,236
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028152,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2035",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1236,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9846278317152104,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2035:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Kochi",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2034:1781958000

IODA detected critical level outage for Kagawa

Upstream claim · IODA
Signal value
0.985336
Signal baseline
2,455
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028215,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2034",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 2455,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9853360488798371,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2034:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Kagawa",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2032:1781958000

IODA detected critical level outage for Miyazaki

Upstream claim · IODA
Signal value
0.981236
Signal baseline
906
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028299,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2032",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 906,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9812362030905077,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2032:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Miyazaki",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2039:1781958000

IODA detected critical level outage for Gifu

Upstream claim · IODA
Signal value
0.987076
Signal baseline
4,565
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028336,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2039",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 4565,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9870755750273823,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2039:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Gifu",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2065:1781958000

IODA detected critical level outage for Niigata

Upstream claim · IODA
Signal value
0.982447
Signal baseline
3,874
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028351,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2065",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 3874,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.982447083118224,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2065:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Niigata",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2049:1781958000

IODA detected critical level outage for Nara

Upstream claim · IODA
Signal value
0.978188
Signal baseline
3,576
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028388,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2049",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 3576,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9781879194630873,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2049:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Nara",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2046:1781958000

IODA detected critical level outage for Fukui

Upstream claim · IODA
Signal value
0.982514
Signal baseline
1,830
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028389,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2046",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1830,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9825136612021858,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2046:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Fukui",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2042:1781958000

IODA detected critical level outage for Nagano

Upstream claim · IODA
Signal value
0.983953
Signal baseline
3,926
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028618,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2042",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 3926,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9839531329597555,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2042:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Nagano",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2070:1781958000

IODA detected critical level outage for Gunma

Upstream claim · IODA
Signal value
0.982157
Signal baseline
4,988
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028619,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2070",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 4988,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9821571772253408,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2070:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Gunma",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2027:1781958000

IODA detected critical level outage for Tottori

Upstream claim · IODA
Signal value
0.981859
Signal baseline
1,323
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028636,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2027",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1323,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.981859410430839,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2027:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Tottori",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2026:1781958000

IODA detected critical level outage for Shimane

Upstream claim · IODA
Signal value
0.984761
Signal baseline
1,378
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028648,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2026",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1378,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9847605224963716,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2026:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Shimane",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2029:1781958000

IODA detected critical level outage for Saga

Upstream claim · IODA
Signal value
0.979424
Signal baseline
729
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028689,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2029",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 729,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9794238683127572,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2029:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Saga",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2053:1781958000

IODA detected critical level outage for Chiba

Upstream claim · IODA
Signal value
0.982719
Signal baseline
20,138
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028740,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2053",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 20138,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9827192372628861,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2053:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Chiba",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2068:1781958000

IODA detected critical level outage for Kagoshima

Upstream claim · IODA
Signal value
0.973108
Signal baseline
1,004
Evidence confidence
85%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.85,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164028780,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2068",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1004,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9731075697211156,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2068:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Kagoshima",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2051:1781955600

IODA detected critical level outage for Shiga

Upstream claim · IODA
Signal value
0.514811
Signal baseline
2,937
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164026659,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2051",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 2937,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5148110316649642,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2051:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Shiga",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2048:1781955600

IODA detected critical level outage for Kyoto

Upstream claim · IODA
Signal value
0.523344
Signal baseline
7,882
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164026674,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2048",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 7882,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5233443288505455,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2048:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Kyoto",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2069:1781955600

IODA detected critical level outage for Okinawa

Upstream claim · IODA
Signal value
0.471536
Signal baseline
931
Evidence confidence
75%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.75,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164026905,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2069",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 931,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.4715359828141783,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2069:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Okinawa",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2040:1781955600

IODA detected critical level outage for Ishikawa

Upstream claim · IODA
Signal value
0.534394
Signal baseline
2,515
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164026909,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2040",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 2515,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5343936381709742,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2040:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Ishikawa",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2030:1781955600

IODA detected critical level outage for Fukuoka

Upstream claim · IODA
Signal value
0.493499
Signal baseline
5,307
Evidence confidence
75%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.75,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164026912,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2030",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 5307,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.49349915206331263,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2030:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Fukuoka",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2064:1781955600

IODA detected critical level outage for Miyagi

Upstream claim · IODA
Signal value
0.516245
Signal baseline
4,463
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164026916,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2064",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 4463,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5162446784673986,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2064:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Miyagi",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2045:1781955600

IODA detected critical level outage for Hokkaido

Upstream claim · IODA
Signal value
0.486041
Signal baseline
3,761
Evidence confidence
75%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.75,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027004,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2045",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 3761,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.48604094655676683,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2045:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Hokkaido",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2031:1781955600

IODA detected critical level outage for Kumamoto

Upstream claim · IODA
Signal value
0.498323
Signal baseline
1,491
Evidence confidence
75%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.75,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027010,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2031",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1491,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.4983232729711603,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2031:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Kumamoto",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2057:1781955600

IODA detected critical level outage for Tochigi

Upstream claim · IODA
Signal value
0.521459
Signal baseline
4,963
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027018,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2057",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 4963,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5214587950836188,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2057:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Tochigi",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2050:1781955600

IODA detected critical level outage for Osaka

Upstream claim · IODA
Signal value
0.521144
Signal baseline
27,691
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027159,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2050",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 27691,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5211440540247734,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2050:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Osaka",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2047:1781955600

IODA detected critical level outage for Hyōgo

Upstream claim · IODA
Signal value
0.526549
Signal baseline
18,984
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027169,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2047",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 18984,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5265486725663717,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2047:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Hyōgo",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2041:1781955600

IODA detected critical level outage for Mie

Upstream claim · IODA
Signal value
0.512039
Signal baseline
4,361
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027171,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2041",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 4361,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5120385232744783,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2041:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Mie",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2055:1781955600

IODA detected critical level outage for Kanagawa

Upstream claim · IODA
Signal value
0.523788
Signal baseline
26,883
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027178,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2055",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 26883,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5237882676784585,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2055:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Kanagawa",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2061:1781955600

IODA detected critical level outage for Aomori

Upstream claim · IODA
Signal value
0.482175
Signal baseline
1,122
Evidence confidence
75%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.75,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027180,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2061",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1122,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.482174688057041,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2061:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Aomori",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:4799:1781955600

IODA detected critical level outage for Unknown Region in Japan

Upstream claim · IODA
Signal value
0.512744
Signal baseline
4,041
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027310,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "4799",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 4041,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5127443702053947,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:4799:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Unknown Region in Japan",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2043:1781955600

IODA detected critical level outage for Shizuoka

Upstream claim · IODA
Signal value
0.524236
Signal baseline
8,830
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027311,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2043",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 8830,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5242355605889014,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2043:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Shizuoka",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2036:1781955600

IODA detected critical level outage for Oita

Upstream claim · IODA
Signal value
0.529297
Signal baseline
1,536
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027319,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2036",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1536,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.529296875,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2036:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Oita",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2056:1781955600

IODA detected critical level outage for Saitama

Upstream claim · IODA
Signal value
0.523382
Signal baseline
19,951
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027342,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2056",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 19951,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5233822866021753,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2056:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Saitama",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2058:1781955600

IODA detected critical level outage for Tokyo

Upstream claim · IODA
Signal value
0.508986
Signal baseline
67,660
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027344,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2058",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 67660,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5089861070056163,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2058:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Tokyo",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2024:1781955600

IODA detected critical level outage for Hiroshima

Upstream claim · IODA
Signal value
0.522058
Signal baseline
6,959
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027349,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2024",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 6959,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5220577669205345,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2024:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Hiroshima",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2025:1781955600

IODA detected critical level outage for Okayama

Upstream claim · IODA
Signal value
0.525588
Signal baseline
5,276
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027351,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2025",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 5276,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.525587566338135,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2025:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Okayama",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2038:1781955600

IODA detected critical level outage for Aichi

Upstream claim · IODA
Signal value
0.518675
Signal baseline
17,938
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027370,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2038",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 17938,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5186754376184636,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2038:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Aichi",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2028:1781955600

IODA detected critical level outage for Yamaguchi

Upstream claim · IODA
Signal value
0.496407
Signal baseline
1,670
Evidence confidence
75%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.75,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027372,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2028",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1670,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.49640718562874253,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2028:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Yamaguchi",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2062:1781955600

IODA detected critical level outage for Fukushima

Upstream claim · IODA
Signal value
0.523331
Signal baseline
3,879
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027489,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2062",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 3879,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5233307553493168,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2062:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Fukushima",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2052:1781955600

IODA detected critical level outage for Wakayama

Upstream claim · IODA
Signal value
0.524752
Signal baseline
2,121
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027495,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2052",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 2121,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5247524752475248,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2052:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Wakayama",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2063:1781955600

IODA detected critical level outage for Iwate

Upstream claim · IODA
Signal value
0.477788
Signal baseline
1,103
Evidence confidence
75%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.75,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027506,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2063",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 1103,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.47778785131459656,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2063:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Iwate",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2060:1781955600

IODA detected critical level outage for Akita

Upstream claim · IODA
Signal value
0.507919
Signal baseline
884
Evidence confidence
77%
Link confidence
80%

Why it is linked: Same country and date, critical level IODA alert

Retrieved
2026-06-20 18:00:13.140908 · timezone unspecified
Open upstream source
Complete evidence record
{
  "asn": null,
  "blockingMethod": null,
  "confidence": 0.77,
  "continent": "Asia",
  "countryCode": "JP",
  "domain": null,
  "domainCategory": null,
  "id": 164027614,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2060",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 884,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5079185520361991,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2060:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Akita",
  "upstreamSeverity": "critical"
}
Source-reported corroboration

The source’s corroboration assessment is separate from incident confidence and evidence-link confidence. Inspect its source list, count and description.

{
  "description": "Single source: ioda",
  "evidenceCount": 48,
  "level": "low",
  "score": 0.65,
  "sourceCount": 1,
  "sources": [
    "ioda"
  ]
}

Declared incident sources: IODA.

This record does not list two distinct sources. Treat it as a single-source or uncorroborated record.

Scope and attribution

What the record names.

Methodology

Affected services

No services named.

Incident mechanism

Infrastructure outage

Individual evidence may carry more specific methods. Those do not automatically describe the entire incident.

Affected domains · 0

Domains named by the source record. Each link opens country-specific OONI measurements; a named domain is not a blanket national-block verdict.

No domains named.

Networks and evidence attribution

ASNs named by this source record: None listed.

This aggregate describes fields literally present in linked evidence. It does not identify who caused an event or prove intent.

{
  "asns_attributed": 0,
  "domains_attributed": 0,
  "methods": [
    {
      "evidence_count": 48,
      "method": "outage"
    }
  ],
  "note": "Aggregated from this incident's linked evidence rows — only domains, ASNs, and blocking methods the evidence literally records are shown, with the per-item evidence count. No per-domain/per-ASN attribution is present in the linked evidence for this incident (e.g. country/ASN-level outage signals).",
  "sources": [
    "ioda"
  ],
  "top_asns": [],
  "top_domains": []
}
What this record cannot establish

Measurements alone do not attribute an event to a government, ISP or another actor, and do not establish intent. An outage or anomalous result can have several explanations.

The country label is an aggregation scope. It is not a census of every network, city or service. Regional or ASN fields belong to their individual source evidence and should not be expanded into a national claim.

The source observation window and evidence timestamps do not prove an exact start and stop of blocking.

Signal definitions, baseline rates and model versions depend on the source. This record does not establish a common baseline or calibrated certainty. Use the source’s specific signal definition and evaluation before interpreting a score.

Inspect measurement coverage

Cite this incident

Take the record
with you.

Use the permanent published URL.
The original source title is preserved.

The record over time.

Created
2026-06-20 18:00:15.148880 · timezone unspecified
Last updated
2026-06-20 18:00:15.148880 · timezone unspecified
Revision
1
Revision history and original fields

Revision-history array unavailable.

Canonical ID: JP-2026-0010. Source ID: JP-2026-0010. Hash ID: a0f44182563d.

Additional source duration field: 0.6667 hours. It is retained separately from the minutes field and does not establish a verified event duration.

Complete source JSON
{
  "affectedAsns": [],
  "affectedDomains": [],
  "affectedServices": [],
  "anomalyRate": 0.717819009211918,
  "attribution": {
    "asns_attributed": 0,
    "domains_attributed": 0,
    "methods": [
      {
        "evidence_count": 48,
        "method": "outage"
      }
    ],
    "note": "Aggregated from this incident's linked evidence rows — only domains, ASNs, and blocking methods the evidence literally records are shown, with the per-item evidence count. No per-domain/per-ASN attribution is present in the linked evidence for this incident (e.g. country/ASN-level outage signals).",
    "sources": [
      "ioda"
    ],
    "top_asns": [],
    "top_domains": []
  },
  "confidence": 0.75,
  "corroboration": {
    "description": "Single source: ioda",
    "evidenceCount": 48,
    "level": "low",
    "score": 0.65,
    "sourceCount": 1,
    "sources": [
      "ioda"
    ]
  },
  "country": "JP",
  "countryName": "Japan",
  "createdAt": "2026-06-20T18:00:15.148880",
  "description": "IODA detected significant connectivity drop in Japan. 48 critical alerts recorded.",
  "duration": 40,
  "durationHours": 0.6667,
  "endTime": "2026-06-20T12:20:00Z",
  "evidence": [
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      "blockingMethod": null,
      "confidence": 0.85,
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      "domainCategory": null,
      "id": 164027916,
      "kind": "alert",
      "linkConfidence": 0.8,
      "linkReason": "Same country and date, critical level IODA alert",
      "observedAt": "2026-06-20T12:20:00Z",
      "probeNodeId": null,
      "regionCode": "2054",
      "retrievedAt": "2026-06-20T18:00:13.140908",
      "riskTier": 4,
      "signalBaseline": 6335,
      "signalLevel": "critical",
      "signalType": "outage",
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      "source": "ioda",
      "sourceRef": "ioda:alert:ping-slash24:region:2054:1781958000",
      "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
      "unSubregion": "Eastern Asia",
      "upstreamCause": null,
      "upstreamClaim": "IODA detected critical level outage for Ibaraki",
      "upstreamSeverity": "critical"
    },
    {
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      "continent": "Asia",
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      "domainCategory": null,
      "id": 164027936,
      "kind": "alert",
      "linkConfidence": 0.8,
      "linkReason": "Same country and date, critical level IODA alert",
      "observedAt": "2026-06-20T12:20:00Z",
      "probeNodeId": null,
      "regionCode": "2037",
      "retrievedAt": "2026-06-20T18:00:13.140908",
      "riskTier": 4,
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      "signalType": "outage",
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      "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
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      "upstreamCause": null,
      "upstreamClaim": "IODA detected critical level outage for Tokushima",
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    {
      "asn": null,
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      "continent": "Asia",
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      "id": 164027940,
      "kind": "alert",
      "linkConfidence": 0.8,
      "linkReason": "Same country and date, critical level IODA alert",
      "observedAt": "2026-06-20T12:20:00Z",
      "probeNodeId": null,
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      "upstreamClaim": "IODA detected critical level outage for Toyama",
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    },
    {
      "asn": null,
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      "upstreamClaim": "IODA detected critical level outage for Nagasaki",
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    {
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    {
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      "upstreamClaim": "IODA detected critical level outage for Nagano",
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    {
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      "upstreamClaim": "IODA detected critical level outage for Gunma",
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    {
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      "upstreamClaim": "IODA detected critical level outage for Tottori",
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    {
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      "linkReason": "Same country and date, critical level IODA alert",
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      "regionCode": "2026",
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      "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/JP",
      "unSubregion": "Eastern Asia",
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      "upstreamClaim": "IODA detected critical level outage for Shimane",
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    {
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      "id": 164027614,
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      "probeNodeId": null,
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      "upstreamCause": null,
      "upstreamClaim": "IODA detected critical level outage for Akita",
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  "evidenceCount": 48,
  "evidenceSourceBreakdown": {
    "ioda": 48
  },
  "evidenceSpan": {
    "earliest": "2026-06-20T11:40:00Z",
    "latest": "2026-06-20T12:20:00Z"
  },
  "flag": "🇯🇵",
  "generated_at_utc": "2026-09-20T16:18:48.975736Z",
  "hashId": "a0f44182563d",
  "id": "JP-2026-0010",
  "incidentType": "disruption",
  "measurementCount": 48,
  "mechanism": "Infrastructure outage",
  "readableId": "JP-2026-0010",
  "reportUrl": "https://api.voidly.ai/data/incidents/a0f44182563d/report?format=markdown",
  "revision": 1,
  "severity": "critical",
  "severityGrade": "B",
  "sources": [
    "ioda"
  ],
  "startTime": "2026-06-20T11:40:00Z",
  "status": "active",
  "title": "Internet connectivity disruption in Japan",
  "updatedAt": "2026-06-20T18:00:15.148880"
}
All Japan incidents
More with the same mechanism · Infrastructure outage

Related records come from up to 100 recent records in the same country. They do not establish a causal connection.