503RADARINCIDENT ARCHIVEMETHODOLOGY
RESOLVED

Cloudflare outage — August 26, 2026

Cloudflare MCP Portal tool invocation logging instability

Cloudflare’s Multiple services was disrupted for 11h 46m on August 26, 2026. 503Radar’s sensors raised the first signal at 04:08 UTC, 10h 59m before the official status page acknowledged impact.

Key facts

DetectedAugust 26, 2026 · 04:08 UTC
Confirmed15:08 UTC · lead time 10h 59m
Resolved15:54 UTC
Duration11h 46m
ServiceMultiple services
Official recordhttps://www.cloudflarestatus.com/incidents/gjw0tnhh4f3f

Timeline

  1. 04:08Z

    Detected · Signal

    3 crowd signals for Multiple services on CLOUDFLARE crossed the signal threshold.
  2. 15:08Z

    Confirmed · Official

    An official CLOUDFLARE status-page notice corroborated the event — 10h 59m after detection.
  3. 15:54Z

    Resolved

    Signal volume fell back below the threshold; the event was closed.

How this was detected

1 independent evidence class for Multiple services on CLOUDFLARE. 3 crowd reports across bluesky, hn_comments (below the anomaly threshold), z=-0.2σ vs the cell baseline. Official notice confirms it, 10h 59m after the crowd.