New Multi-region uptime checks and custom-domain status pages

Delivery issues with email notifications

Minor Impact Resolved Duration: 1h 22m September 1, 2026
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Current answer

Buildkite experienced a minor incident: Delivery issues with email notifications. ServiceAlert observed recovery on Sep 1, 2026.

Official Buildkite status page Current Buildkite status ServiceAlert observed status change:

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Incident Lifecycle

Identified Identified Monitoring
Affected Components
Email Notifications

Incident Timeline

Monitoring
We are seeing successful email deliveries and are monitoring processing of our outbound email queue.
Sep 1, 2026 at 4:38 PM UTC
Identified
Our on-call engineers are working on failing over to an alternative upstream email provider to restore outbound email notifications. No other Buildkite services have been impacted by this disruption.
Sep 1, 2026 at 4:19 PM UTC
Identified
We are experiencing delivery issues with email notifications due to an issue with an upstream provider.
Sep 1, 2026 at 3:32 PM UTC
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