voidly
Data

Incident record · South Korea

Internet connectivity disruption in South Korea

Type
disruption
Status
active
Severity
critical

Source summary

IODA detected significant connectivity drop in South Korea. 16 critical alerts recorded.

Open incident JSON
Reported anomaly rate
72.2%

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

Source measurement count
16

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

16 linked records.

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

Linked observation dates

16 dated · 0 without a verified timezone
IODA16 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.

IODA16 records · open evidence

outage · critical

ioda:alert:ping-slash24:region:2154:1781958000

IODA detected critical level outage for South Chungcheong

Upstream claim · IODA
Signal value
0.982097
Signal baseline
8,267
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164027733,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2154",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 8267,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9820974960687069,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2154:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for South Chungcheong",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2160:1781958000

IODA detected critical level outage for Ulsan

Upstream claim · IODA
Signal value
0.980398
Signal baseline
3,571
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164027898,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2160",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 3571,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9803976477177261,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2160:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Ulsan",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2161:1781958000

IODA detected critical level outage for North Gyeongsang

Upstream claim · IODA
Signal value
0.981988
Signal baseline
8,661
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164027948,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2161",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 8661,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9819882230689296,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2161:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for North Gyeongsang",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2159:1781958000

IODA detected critical level outage for Busan

Upstream claim · IODA
Signal value
0.981346
Signal baseline
13,295
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164028334,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2159",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 13295,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9813463708160963,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2159:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Busan",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2163:1781958000

IODA detected critical level outage for Sejong

Upstream claim · IODA
Signal value
0.992593
Signal baseline
405
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164028470,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2163",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 405,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9925925925925926,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2163:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Sejong",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2156:1781958000

IODA detected critical level outage for Daegu

Upstream claim · IODA
Signal value
0.981374
Signal baseline
13,583
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164028515,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2156",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 13583,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9813737760435839,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2156:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Daegu",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2162:1781958000

IODA detected critical level outage for Jeju

Upstream claim · IODA
Signal value
0.983057
Signal baseline
2,774
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164028739,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T12:20:00Z",
  "probeNodeId": null,
  "regionCode": "2162",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 2774,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.9830569574621485,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2162:1781958000",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Jeju",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2157:1781955600

IODA detected critical level outage for South Gyeongsang

Upstream claim · IODA
Signal value
0.52319
Signal baseline
11,600
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164026691,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2157",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 11600,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5231896551724138,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2157:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for South Gyeongsang",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2158:1781955600

IODA detected critical level outage for South Jeolla

Upstream claim · IODA
Signal value
0.524393
Signal baseline
12,073
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164026886,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2158",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 12073,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5243932742483227,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2158:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for South Jeolla",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2151:1781955600

IODA detected critical level outage for Gyeonggi

Upstream claim · IODA
Signal value
0.520991
Signal baseline
51,713
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164026999,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2151",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 51713,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5209908533637576,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2151:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Gyeonggi",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2149:1781955600

IODA detected critical level outage for Gangwon

Upstream claim · IODA
Signal value
0.510675
Signal baseline
8,197
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164027308,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2149",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 8197,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5106746370623398,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2149:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Gangwon",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2152:1781955600

IODA detected critical level outage for North Jeolla

Upstream claim · IODA
Signal value
0.518941
Signal baseline
9,371
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164027334,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2152",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 9371,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5189414150037349,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2152:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for North Jeolla",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2150:1781955600

IODA detected critical level outage for Seoul

Upstream claim · IODA
Signal value
0.51535
Signal baseline
114,561
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164027336,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2150",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 114561,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5153499009261442,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2150:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Seoul",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2148:1781955600

IODA detected critical level outage for Incheon

Upstream claim · IODA
Signal value
0.516893
Signal baseline
22,879
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164027356,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2148",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 22879,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.516893220857555,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2148:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Incheon",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2155:1781955600

IODA detected critical level outage for Daejeon

Upstream claim · IODA
Signal value
0.521308
Signal baseline
8,682
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164027497,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2155",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 8682,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5213084542732089,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2155:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for Daejeon",
  "upstreamSeverity": "critical"
}

outage · critical

ioda:alert:ping-slash24:region:2147:1781955600

IODA detected critical level outage for North Chungcheong

Upstream claim · IODA
Signal value
0.516246
Signal baseline
9,079
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": "KR",
  "domain": null,
  "domainCategory": null,
  "id": 164027617,
  "kind": "alert",
  "linkConfidence": 0.8,
  "linkReason": "Same country and date, critical level IODA alert",
  "observedAt": "2026-06-20T11:40:00Z",
  "probeNodeId": null,
  "regionCode": "2147",
  "retrievedAt": "2026-06-20T18:00:13.140908",
  "riskTier": 4,
  "signalBaseline": 9079,
  "signalLevel": "critical",
  "signalType": "outage",
  "signalValue": 0.5162462826302456,
  "source": "ioda",
  "sourceRef": "ioda:alert:ping-slash24:region:2147:1781955600",
  "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
  "unSubregion": "Eastern Asia",
  "upstreamCause": null,
  "upstreamClaim": "IODA detected critical level outage for North Chungcheong",
  "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": 16,
  "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": 16,
      "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: KR-2026-0004. Source ID: KR-2026-0004. Hash ID: b324ea326b3f.

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": 0.7219275473317192,
  "attribution": {
    "asns_attributed": 0,
    "domains_attributed": 0,
    "methods": [
      {
        "evidence_count": 16,
        "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": 16,
    "level": "low",
    "score": 0.65,
    "sourceCount": 1,
    "sources": [
      "ioda"
    ]
  },
  "country": "KR",
  "countryName": "South Korea",
  "createdAt": "2026-06-20T18:00:15.148880",
  "description": "IODA detected significant connectivity drop in South Korea. 16 critical alerts recorded.",
  "duration": 40,
  "durationHours": 0.6667,
  "endTime": "2026-06-20T12:20:00Z",
  "evidence": [
    {
      "asn": null,
      "blockingMethod": null,
      "confidence": 0.85,
      "continent": "Asia",
      "countryCode": "KR",
      "domain": null,
      "domainCategory": null,
      "id": 164027733,
      "kind": "alert",
      "linkConfidence": 0.8,
      "linkReason": "Same country and date, critical level IODA alert",
      "observedAt": "2026-06-20T12:20:00Z",
      "probeNodeId": null,
      "regionCode": "2154",
      "retrievedAt": "2026-06-20T18:00:13.140908",
      "riskTier": 4,
      "signalBaseline": 8267,
      "signalLevel": "critical",
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      "source": "ioda",
      "sourceRef": "ioda:alert:ping-slash24:region:2154:1781958000",
      "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
      "unSubregion": "Eastern Asia",
      "upstreamCause": null,
      "upstreamClaim": "IODA detected critical level outage for South Chungcheong",
      "upstreamSeverity": "critical"
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    {
      "asn": null,
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      "continent": "Asia",
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      "id": 164027898,
      "kind": "alert",
      "linkConfidence": 0.8,
      "linkReason": "Same country and date, critical level IODA alert",
      "observedAt": "2026-06-20T12:20:00Z",
      "probeNodeId": null,
      "regionCode": "2160",
      "retrievedAt": "2026-06-20T18:00:13.140908",
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      "signalLevel": "critical",
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      "source": "ioda",
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      "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
      "unSubregion": "Eastern Asia",
      "upstreamCause": null,
      "upstreamClaim": "IODA detected critical level outage for Ulsan",
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    },
    {
      "asn": null,
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      "continent": "Asia",
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      "id": 164027948,
      "kind": "alert",
      "linkConfidence": 0.8,
      "linkReason": "Same country and date, critical level IODA alert",
      "observedAt": "2026-06-20T12:20:00Z",
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      "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
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      "upstreamCause": null,
      "upstreamClaim": "IODA detected critical level outage for North Gyeongsang",
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    },
    {
      "asn": null,
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      "continent": "Asia",
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      "linkConfidence": 0.8,
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      "sourceUrl": "https://ioda.inetintel.cc.gatech.edu/country/KR",
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      "upstreamClaim": "IODA detected critical level outage for Busan",
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    {
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      "linkReason": "Same country and date, critical level IODA alert",
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      "upstreamClaim": "IODA detected critical level outage for Sejong",
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    {
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    {
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      "upstreamClaim": "IODA detected critical level outage for Seoul",
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    {
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      "upstreamClaim": "IODA detected critical level outage for Incheon",
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    {
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      "upstreamClaim": "IODA detected critical level outage for Daejeon",
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    {
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      "continent": "Asia",
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      "upstreamClaim": "IODA detected critical level outage for North Chungcheong",
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  ],
  "evidenceCount": 16,
  "evidenceSourceBreakdown": {
    "ioda": 16
  },
  "evidenceSpan": {
    "earliest": "2026-06-20T11:40:00Z",
    "latest": "2026-06-20T12:20:00Z"
  },
  "flag": "🇰🇷",
  "generated_at_utc": "2026-09-20T23:12:34.562118Z",
  "hashId": "b324ea326b3f",
  "id": "KR-2026-0004",
  "incidentType": "disruption",
  "measurementCount": 16,
  "mechanism": "Infrastructure outage",
  "readableId": "KR-2026-0004",
  "reportUrl": "https://api.voidly.ai/data/incidents/b324ea326b3f/report?format=markdown",
  "revision": 1,
  "severity": "critical",
  "severityGrade": "B",
  "sources": [
    "ioda"
  ],
  "startTime": "2026-06-20T11:40:00Z",
  "status": "active",
  "title": "Internet connectivity disruption in South Korea",
  "updatedAt": "2026-06-20T18:00:15.148880"
}
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.