Downrightnow
// Incident Post-MortemDRN-9CCE0CE4

CircleCI outage on May 25, 2026

Major severityResolved1h 10mDeveloper
Started · UTC
May 25, 12:21 PM
2h ago
Resolved · UTC
May 25, 01:30 PM
1h ago
Duration
1h 10m
End-to-end
Peak confidence
71.00
83 snapshots
// User impact

CircleCI users likely saw failed connections, degraded availability, or session instability for this Developer service. The incident reached Major severity and lasted 1h 10m. The stored report window does not show a preserved user-report spike.

// What happened

Current signals suggest a potential issue with CircleCI, though direct user reports are quiet. Downrightnow's checks show the website resolving normally and API probes are passing. The scope of this potential disruption is unclear.

Cached · Mon, May 25, 2026, 01:01 PM UTC · scope: this incident

// Timeline
  1. Status changed to Operational

    The stored readout moved to Operational with confidence 80.00.

  2. Incident detected

    Major confidence crossed the incident threshold for CircleCI.

  3. Status changed to Recovering

    The stored readout moved to Recovering with confidence 38.00.

  4. Status changed to Operational

    The stored readout moved to Operational with confidence 80.00.

  5. Marked resolved

    The incident was closed after 1h 10m of observed impact.

  6. Peak confidence reached

    Confidence peaked at 80.00 while the service was marked Operational.

  7. Status changed to Degraded Performance

    The stored readout moved to Degraded Performance with confidence 38.00.

// Signals by source0 sources

No per-source signal payloads were preserved in this incident's snapshot window.

// Aggregate evidence

Confidence scoring

71.00

The incident reached 71.00 peak confidence across 83 stored status snapshots.

User reports

0 / 15m

No elevated user-report volume was preserved in the incident window snapshots.

Status samples

30 affected

30 snapshots in the window showed degraded, recovering, or major-outage state before recovery.

Recovery signal

Resolved

Recovery was recorded at Mon, May 25, 2026, 01:30 PM UTC.