Zulip experienced a minor incident on August 14, 2025 affecting Mobile Push Notification Service, lasting 1h 37m. The incident has been resolved; the full update timeline is below.
Affected components
Mobile Push Notification Service
Update timeline
- identified Aug 14, 2025, 02:16 PM UTC
A very small minority of Apple push notifications failed to be delivered since Aug 13 at 03:04 UTC; overall, this was 0.04% of notifications which were affected.
- monitoring Aug 14, 2025, 03:20 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Aug 14, 2025, 03:54 PM UTC
This incident has been resolved.