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MongoDB Atlas: AWS Cluster DNS Changes Degraded Performance
MongoDB Atlas for Government had a major AWS cluster DNS degradation from 2026-05-07 15:17 UTC to 2026-05-07 22:15 UTC, lasting 6 h 57 min; cluster topology changes could be delayed or fail. MongoDB patched bad metadata causing ACME-related DNS issues and confirmed DNS and cluster updates were healthy.
Machine-written from the archived incident (Sol). Check the timeline before relying on it.
Affected components: MongoDB Atlas for Government
Timeline of updates
- identified
DNS changes for AWS clusters are currently degraded. We've identified the issue and are pushing out a patch.
- identified
DNS changes for AWS clusters are currently degraded. Cluster topology modifications may be delayed or not able to complete successfully. We've identified the issue and are pushing out a patch.
- identified
Mitigation is in progress; recovery for DNS operations and downstream cluster topology changes has begun.
- investigating
We are still seeing cases where new cluster update requests are failing to go through due to ACME related DNS issues. We are actively investigating this issue.
- monitoring
We've identified a bad piece of metadata causing DNS issues. We've since patched this metadata and are seeing recovery in ACME updates for cluster topology changes. We will continue to monitor recovery.
- monitoring
We are continuing to monitor for any further issues.
- resolved
DNS updates for ACME are confirmed healthy. Cluster updates are now proceeding as expected.
Rewindex changes for this incident
- Major incident: AWS Cluster DNS Changes Degraded Performance 2026-05-07 15:17 UTC
Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). MongoDB Atlas profile · Recent MongoDB Atlas incidents · Markdown · JSON