Substack incident

Delayed push notifications due to OneSignal outage

Major Resolved View vendor source →

Substack experienced a major incident on August 4, 2024 affecting Push Notifications, lasting 1h 23m. The incident has been resolved; the full update timeline is below.

Started
Aug 04, 2024, 07:08 PM UTC
Resolved
Aug 04, 2024, 08:32 PM UTC
Duration
1h 23m
Detected by Pingoru
Aug 04, 2024, 07:08 PM UTC

Affected components

Push Notifications

Update timeline

  1. identified Aug 04, 2024, 07:08 PM UTC

    We've identified an issue with delays in push notifications due to an outage at our push notification delivery provider, OneSignal. We expect all notifications to be delivered as normal once the issue is resolved.

  2. resolved Aug 04, 2024, 08:32 PM UTC

    This incident has been resolved.