DNSimple incident
Sporadic DNS resolution issues on zone with DNSSEC enabled
DNSimple experienced a minor incident on June 9, 2025 affecting Name Servers, lasting 1h 25m. The incident has been resolved; the full update timeline is below.
Affected components
Name Servers
Update timeline
- identified Jun 09, 2025, 01:33 PM UTC
We are currently investigating an issue while certain DNSSEC-enabled zones are sporadically returning SERVFAIL. Zones without DNSSEC are not affected.
- identified Jun 09, 2025, 01:35 PM UTC
We are continuing to work on a fix for this issue.
- identified Jun 09, 2025, 01:38 PM UTC
We are rolling back a recent deployment to a stable version of our nameservers
- monitoring Jun 09, 2025, 01:59 PM UTC
The rollback has completed. The nameservers that were previously returning invalid data are serving now correct responses. It might take up to the TTL value of the corresponding records to clear out cached responses.
- resolved Jun 09, 2025, 02:59 PM UTC
This incident has been resolved.