Astronomer incident

Azure Front Door CDN issue causing timeouts to Astro Cloud UI

Resolved after 8 hours 44 minutes, affecting Cloud UI and Cloud UI, on October 29, 2025.

monitoring Oct 29, 2025, 04:35 PM UTC

We are continuing to monitor for any further affects from this Azure outage. You can follow Azure's status here: https://azure.status.microsoft/en-us/status

Started
Oct 29, 2025, 04:05 PM UTC
Resolved
Oct 30, 2025, 12:49 AM UTC
Duration
8h 44m
Detected by Pingoru
Oct 29, 2025, 04:05 PM UTC

Affected components

Cloud UICloud UI

Update timeline

  1. investigating Oct 29, 2025, 04:05 PM UTC

    We are currently investigating an apparent issue with Azure's Front Door CDN that is causing DNS timeouts and unavailability of the Astro Cloud UI. Airflow deployments are unaffected and continue to process tasks. We have updated our DNS routing to bypass Front Door for now and are seeing access to the Cloud UI being restored.

  2. monitoring Oct 29, 2025, 04:05 PM UTC

    A fix has been implemented and we are monitoring the results.

  3. monitoring Oct 29, 2025, 04:35 PM UTC

    We are continuing to monitor for any further affects from this Azure outage. You can follow Azure's status here: https://azure.status.microsoft/en-us/status

  4. resolved Oct 30, 2025, 12:49 AM UTC

    Resolved per Azure status; https://azure.status.microsoft/en-us/status

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