Resolved
The issue has been resolved.
The impact start and end times are identified as 2023-11-08 14:00 UTC and 2023-11-08 16:47 UTC.
Monitoring
Our upstream provider has applied a fix. We are continuing to monitor for stability.
Update
Our upstream provider is still undergoing maintenance. We will provide an update once it is completed.
Issue
Engineers identified an issue with an upstream DNS provider starting around November 8th, 2023 14:19 UTC impacting DNS propagation delays for Common Runtime and Private Spaces customers with apps in the US and EU regions. Customers may see delays in any DNS actions, including creating/deleting/accessing apps, adding/removing custom domains, and accessing Review Apps.