Where is Telegram blocked?

Name: Platform Censorship Risk Scores
Creator: Voidly
License: https://creativecommons.org/licenses/by/4.0/

Question 1

Q01

Where is Telegram blocked?

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Answer

Telegram is blocked or interfered with in 28 countries based on 961 measurements over the rolling window. Highest-risk countries: . Full country list with confidence scores is on this page.

Question 2

Q02

What blocking methods are used against Telegram?

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Answer

No dominant blocking method has been observed at high confidence in the rolling window.

Question 3

Q03

How is the platform-risk score computed?

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Answer

Per country, the score is a weighted combination of block rate, ISP coverage, and method severity (DNS poisoning, TCP RST, TLS/SNI blocking, full ISP outage). Globally, we aggregate the per-country scores. The full methodology is at https://voidly.ai/methodology — 99.8% F1 GradientBoosting classifier on top of OONI / IODA / CensoredPlanet measurements.

Question 4

Q04

How fresh is the data?

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Answer

Voidly's probe network sweeps every 5 minutes from 37+ nodes; OONI / IODA / CensoredPlanet feeds refresh every 6 hours; the platform risk roll-up is regenerated continuously. Last update: 2026-05-09.

Question 5

Q05

Where can I get this data programmatically?

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Answer

(1) REST: GET https://api.voidly.ai/v1/platform/telegram/risk for the country breakdown, GET https://api.voidly.ai/v1/platforms/scores for the global ranking. (2) MCP: npx @voidly/mcp-server then call get_platform_risk with platform="telegram". (3) Bulk export: https://voidly.ai/facts.json (Schema.org ClaimReview @graph).

Question 6

Q06

How do I cite this in a paper?

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Answer

Cite the page URL (https://voidly.ai/platforms/telegram). License: CC BY 4.0 — credit Voidly Research and link back. The page emits a Schema.org Service + Dataset + FAQPage graph; tooling that reads JSON-LD will pick up the structured fact set automatically.

Common questions about Telegram