Substack experienced a major incident on October 1, 2024 affecting Email delivery, lasting 1h 1m. The incident has been resolved; the full update timeline is below.
Affected components
Email delivery
Update timeline
- investigating Oct 01, 2024, 02:04 PM UTC
We are investigating reports that some posts are not being delivered via email.
- identified Oct 01, 2024, 02:08 PM UTC
We can confirm delays in email deliveries for Substack posts starting at 9am EDT. We are working to resolve the issues.
- identified Oct 01, 2024, 02:24 PM UTC
We are continuing to work on addressing delays in email deliveries.
- monitoring Oct 01, 2024, 02:32 PM UTC
The delays in post delivery have been resolved and previously scheduled posts are currently being delivered. We are monitoring our systems to ensure delivery.
- resolved Oct 01, 2024, 03:06 PM UTC
This incident has been resolved.