Stack Overflow incident

Intermittent availability across Stack Overflow and Stack Exchange

Critical Vendor's status page →

Resolved after 3 hours 14 minutes, affecting StackExchange Network Sites and StackExchange.com, on November 9, 2026.

monitoring Nov 09, 2026, 06:20 PM UTC

Starting around 18:20 UTC, Stack Overflow and Stack Exchange sites experienced intermittent availability. Traffic mitigations have been applied, and we are monitoring recovery.

Started
Nov 09, 2026, 06:20 PM UTC
Resolved
Nov 09, 2026, 09:34 PM UTC
Duration
3h 14m
Detected by Pingoru
Nov 09, 2026, 06:20 PM UTC

Affected components

StackExchange Network SitesStackExchange.com

Update timeline

  1. monitoring Nov 09, 2026, 06:20 PM UTC

    Starting around 18:20 UTC, Stack Overflow and Stack Exchange sites experienced intermittent availability. Traffic mitigations have been applied, and we are monitoring recovery.

  2. resolved Nov 09, 2026, 09:34 PM UTC

    Mitigations have been put in place to restore site traffic

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