Sentry experienced a notice incident on June 11, 2026, lasting 4h 57m. The incident has been resolved; the full update timeline is below.
Update timeline
- investigating Jun 11, 2026, 09:50 AM UTC
We're currently investigating degraded notification delivery.
- investigating Jun 11, 2026, 10:53 AM UTC
We are continuing to investigate the degraded notifications.
- investigating Jun 11, 2026, 11:51 AM UTC
We are continuing to investigate the degraded notifications.
- monitoring Jun 11, 2026, 01:13 PM UTC
Notifications delivery is now close to fully functional in US and DE. We have identified the root cause as caused by one of our cloud providers, and are closely monitoring the situation.
- monitoring Jun 11, 2026, 01:23 PM UTC
We have identified an issue with one of our cloud providers that might have caused some alert notifications to not fire starting at around 4:00 AM GMT+2. Since around 1:30 PM GMT+2, alert notifications are now fully operational in the US region, while delivery is still partially degraded in the EU region.
- monitoring Jun 11, 2026, 02:18 PM UTC
The issue involving some alerts not firing has been mitigated. We will continue to monitor the situation to ensure it does not reoccur.
- resolved Jun 11, 2026, 02:48 PM UTC
This issue has been resolved.