GitHub outage — August 20, 2026
Intermittent failures creating agent tasks
GitHub’s Multiple services was disrupted for 12h 31m on August 20, 2026. 503Radar’s sensors raised the first signal at 03:38 UTC, 11h 29m before the official status page acknowledged impact.
Key facts
| Detected | August 20, 2026 · 03:38 UTC |
| Confirmed | 15:08 UTC · lead time 11h 29m |
| Resolved | 16:09 UTC |
| Duration | 12h 31m |
| Service | Multiple services |
| Official record | https://stspg.io/py1yl5mnq89c |
Timeline
- 03:38Z
Detected · Signal
6 crowd signals for Multiple services on GITHUB crossed the signal threshold. - 15:08Z
Confirmed · Official
An official GITHUB status-page notice corroborated the event — 11h 29m after detection. - 16:09Z
Resolved
Signal volume fell back below the threshold; the event was closed.
How this was detected
1 independent evidence class for Multiple services on GITHUB. 7 crowd reports across bluesky, hn_comments, mastodon (below the anomaly threshold), z=-2.7σ vs the cell baseline. Official notice confirms it, 11h 29m after the crowd.