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This incident is now resolved.
We identified the root cause and implemented a fix to prevent recurrence. Ongoing monitoring confirms that the solution has been effective and Front-End Site performance remains stable.
We understand how disruptive issues like this can be and appreciate your patience while we worked to address it.
We observed intermittent 401 response codes affecting Front-End Sites between 15:50 and 15:57 UTC. The issue has been identified, and a fix has been implemented. We are now monitoring for continued stability.
Drupal and WordPress back-end functionality remains unaffected. If you have any questions or need assistance, please contact Pantheon Support.
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