Companies / Buildkite / incidents

Buildkite: Delivery issues with email notifications

Affected components: Email NotificationsNotifications - Email Notifications

Timeline of updates

1. identified2026-09-01 15:32 UTC

   We are experiencing delivery issues with email notifications due to an issue with an upstream provider.

2. identified2026-09-01 16:19 UTC

   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.

3. monitoring2026-09-01 16:38 UTC

   We are seeing successful email deliveries and are monitoring processing of our outbound email queue.

4. resolved2026-09-01 16:52 UTC

   Our outbound email queue has finished processing all previously failed deliveries. Email notifications are processing successfully.

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). Buildkite profile · Recent Buildkite incidents · Markdown · JSON