# Sustained censorship in IR (2026-06)

**Country:** 🇮🇷 Iran (IR)
**Date:** 2026-06-02
**Type:** Censorship
**Severity:** CRITICAL
**Status:** confirmed

## Summary

OONI detected 3 days of elevated network interference averaging 83.3% anomaly rate.

## Metrics

- Confidence: 72%
- Measurements: 3
- Anomaly Rate: 83.3%

## Evidence

- **OONI** (measurement): OONI signal: 39/41 measurements anomalous (95.1%)
  - Observed: 2026-06-04
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 40/42 measurements anomalous (95.2%)
  - Observed: 2026-06-04
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI telegram: 39/41 measurements anomalous (95.1%)
  - Observed: 2026-06-04
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI signal: 43/44 measurements anomalous (97.7%)
  - Observed: 2026-06-04
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 43/45 measurements anomalous (95.6%)
  - Observed: 2026-06-04
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI telegram: 49/50 measurements anomalous (98.0%)
  - Observed: 2026-06-04
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 27/48 measurements anomalous (56.2%)
  - Observed: 2026-06-04
  - Confidence: 72%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI signal: 49/49 measurements anomalous (100.0%)
  - Observed: 2026-06-04
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 43/44 measurements anomalous (97.7%)
  - Observed: 2026-06-04
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI telegram: 49/50 measurements anomalous (98.0%)
  - Observed: 2026-06-04
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 38/53 measurements anomalous (71.7%)
  - Observed: 2026-06-04
  - Confidence: 79%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI signal: 41/42 measurements anomalous (97.6%)
  - Observed: 2026-06-04
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 30/31 measurements anomalous (96.8%)
  - Observed: 2026-06-04
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI telegram: 42/43 measurements anomalous (97.7%)
  - Observed: 2026-06-04
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 29/43 measurements anomalous (67.4%)
  - Observed: 2026-06-04
  - Confidence: 77%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-04&until=2026-06-04&only=anomalies)
- **OONI** (measurement): OONI web_connectivity for openai.com: 1/1 measurements anomalous (100.0%)
  - Observed: 2026-06-04
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=web_connectivity&domain=openai.com&since=2026-06-04&until=2026-06-04)
- **OONI** (measurement): OONI signal: 33/33 measurements anomalous (100.0%)
  - Observed: 2026-06-03
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 24/25 measurements anomalous (96.0%)
  - Observed: 2026-06-03
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI telegram: 33/34 measurements anomalous (97.1%)
  - Observed: 2026-06-03
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 18/33 measurements anomalous (54.5%)
  - Observed: 2026-06-03
  - Confidence: 72%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI signal: 38/39 measurements anomalous (97.4%)
  - Observed: 2026-06-03
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 37/38 measurements anomalous (97.4%)
  - Observed: 2026-06-03
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI telegram: 45/45 measurements anomalous (100.0%)
  - Observed: 2026-06-03
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 30/48 measurements anomalous (62.5%)
  - Observed: 2026-06-03
  - Confidence: 75%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI signal: 49/51 measurements anomalous (96.1%)
  - Observed: 2026-06-03
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 47/50 measurements anomalous (94.0%)
  - Observed: 2026-06-03
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI telegram: 52/54 measurements anomalous (96.3%)
  - Observed: 2026-06-03
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 34/54 measurements anomalous (63.0%)
  - Observed: 2026-06-03
  - Confidence: 75%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI signal: 73/73 measurements anomalous (100.0%)
  - Observed: 2026-06-03
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 59/59 measurements anomalous (100.0%)
  - Observed: 2026-06-03
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI telegram: 66/66 measurements anomalous (100.0%)
  - Observed: 2026-06-03
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 42/69 measurements anomalous (60.9%)
  - Observed: 2026-06-03
  - Confidence: 74%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-03&until=2026-06-03&only=anomalies)
- **OONI** (measurement): OONI web_connectivity for claude.ai: 1/2 measurements anomalous (50.0%)
  - Observed: 2026-06-03
  - Confidence: 70%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=web_connectivity&domain=claude.ai&since=2026-06-03&until=2026-06-03)
- **OONI** (measurement): OONI signal: 52/52 measurements anomalous (100.0%)
  - Observed: 2026-06-02
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 48/49 measurements anomalous (98.0%)
  - Observed: 2026-06-02
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI telegram: 55/56 measurements anomalous (98.2%)
  - Observed: 2026-06-02
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 29/53 measurements anomalous (54.7%)
  - Observed: 2026-06-02
  - Confidence: 72%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI signal: 44/44 measurements anomalous (100.0%)
  - Observed: 2026-06-02
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 37/39 measurements anomalous (94.9%)
  - Observed: 2026-06-02
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI telegram: 42/45 measurements anomalous (93.3%)
  - Observed: 2026-06-02
  - Confidence: 87%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 31/44 measurements anomalous (70.5%)
  - Observed: 2026-06-02
  - Confidence: 78%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI signal: 54/57 measurements anomalous (94.7%)
  - Observed: 2026-06-02
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 52/53 measurements anomalous (98.1%)
  - Observed: 2026-06-02
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI telegram: 54/56 measurements anomalous (96.4%)
  - Observed: 2026-06-02
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 28/55 measurements anomalous (50.9%)
  - Observed: 2026-06-02
  - Confidence: 70%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI signal: 39/39 measurements anomalous (100.0%)
  - Observed: 2026-06-02
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 31/31 measurements anomalous (100.0%)
  - Observed: 2026-06-02
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI telegram: 41/41 measurements anomalous (100.0%)
  - Observed: 2026-06-02
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 23/39 measurements anomalous (59.0%)
  - Observed: 2026-06-02
  - Confidence: 74%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-02&until=2026-06-02&only=anomalies)
- **OONI** (measurement): OONI web_connectivity for openai.com: 1/1 measurements anomalous (100.0%)
  - Observed: 2026-06-02
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=web_connectivity&domain=openai.com&since=2026-06-02&until=2026-06-02)
- **OONI** (measurement): OONI signal: 53/54 measurements anomalous (98.1%)
  - Observed: 2026-06-01
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 46/47 measurements anomalous (97.9%)
  - Observed: 2026-06-01
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI telegram: 52/53 measurements anomalous (98.1%)
  - Observed: 2026-06-01
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI signal: 44/46 measurements anomalous (95.7%)
  - Observed: 2026-06-01
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 36/38 measurements anomalous (94.7%)
  - Observed: 2026-06-01
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI telegram: 47/49 measurements anomalous (95.9%)
  - Observed: 2026-06-01
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 37/54 measurements anomalous (68.5%)
  - Observed: 2026-06-01
  - Confidence: 77%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI signal: 52/54 measurements anomalous (96.3%)
  - Observed: 2026-06-01
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 49/53 measurements anomalous (92.5%)
  - Observed: 2026-06-01
  - Confidence: 87%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI telegram: 56/59 measurements anomalous (94.9%)
  - Observed: 2026-06-01
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 35/58 measurements anomalous (60.3%)
  - Observed: 2026-06-01
  - Confidence: 74%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI signal: 42/42 measurements anomalous (100.0%)
  - Observed: 2026-06-01
  - Confidence: 90%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=signal&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI whatsapp: 30/31 measurements anomalous (96.8%)
  - Observed: 2026-06-01
  - Confidence: 89%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=whatsapp&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI telegram: 40/42 measurements anomalous (95.2%)
  - Observed: 2026-06-01
  - Confidence: 88%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=telegram&since=2026-06-01&until=2026-06-01&only=anomalies)
- **OONI** (measurement): OONI facebook_messenger: 31/44 measurements anomalous (70.5%)
  - Observed: 2026-06-01
  - Confidence: 78%
  - [View source](https://explorer.ooni.org/search?probe_cc=IR&test_name=facebook_messenger&since=2026-06-01&until=2026-06-01&only=anomalies)

## Data Sources

ooni

## Citation

Voidly Research. (2026). Sustained censorship in IR (2026-06) [IR-2026-0253]. Retrieved from https://voidly.ai/incident/IR-2026-0253

---
*Report generated by Voidly Research on 2026-06-13*
*Data licensed under CC BY 4.0*
*Incident ID: IR-2026-0253*
*Permalink: https://voidly.ai/incident/IR-2026-0253*