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Recurring patterns

Last 30 days: failed probes divided by attempts in each cell. One probe abroad checks a target set; this is not the share of disconnected users. A recurring pattern does not establish its cause.

Probe failure rate (%) · Asia/Tehran

No data available

Hatched cells have no observations. Zero means tests ran and no failures were recorded.

Failure rate by hour (%)

Inspect the denominators
HourFailedAttempts%

Daily OONI and Tor observations are not expanded into hourly patterns. Use the evidence lanes to compare sources in their own units. Explore the evidence lanes →

What is normal here

Every reading against the median of its own previous thirty days. Chronic filtering is the steady state in Iran; only a departure from it is news. How this is computed

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