Zulip incident

Outage

Critical Resolved View vendor source →

Zulip experienced a critical incident on April 22, 2026 affecting Zulip Cloud and Mobile Push Notification Service and 1 more component, lasting 3h 52m. The incident has been resolved; the full update timeline is below.

Started
Apr 22, 2026, 05:32 PM UTC
Resolved
Apr 22, 2026, 09:25 PM UTC
Duration
3h 52m
Detected by Pingoru
Apr 22, 2026, 05:32 PM UTC

Affected components

Zulip CloudMobile Push Notification ServiceEmail notifications

Update timeline

  1. investigating Apr 22, 2026, 05:32 PM UTC

    We are currently investigating this issue.

  2. identified Apr 22, 2026, 05:47 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Apr 22, 2026, 06:00 PM UTC

    A fix has been implemented and we are monitoring the results.

  4. resolved Apr 22, 2026, 09:25 PM UTC

    This incident has been resolved.