503RADARINCIDENT ARCHIVEMETHODOLOGY
RESOLVED

GitHub outage — August 1, 2026

Degraded availability GPT 5.6 Luna

GitHub’s Multiple services was disrupted for 10h 56m on August 1, 2026. 503Radar’s sensors raised the first signal at 01:43 UTC, 9h 34m before the official status page acknowledged impact.

Key facts

DetectedAugust 1, 2026 · 01:43 UTC
Confirmed11:18 UTC · lead time 9h 34m
Resolved12:39 UTC
Duration10h 56m
ServiceMultiple services
Official recordhttps://stspg.io/pj5lgggbc2rb

Timeline

  1. 01:43Z

    Detected · Signal

    11 crowd signals for Multiple services on GITHUB crossed the signal threshold.
  2. 11:18Z

    Confirmed · Official

    An official GITHUB status-page notice corroborated the event — 9h 34m after detection.
  3. 12:39Z

    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. 15 crowd reports across bluesky, mastodon (below the anomaly threshold), z=+0.9σ vs the cell baseline. Official notice confirms it, 9h 34m after the crowd.