Outage in AWS

Elevated DNS query failures

Resolved Minor

April 02, 2021 - Started over 3 years ago - Lasted 12 months

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Outage Details

11:35 PM PDT We are investigating elevated failures when querying Route 53 Resolver in a single Availability Zone (use1-az4) of the US-EAST-1 Region.

11:58 PM PDT We are seeing recovery, but are still working to confirm root cause at this time.

Apr 2, 12:13 AM PDT Between 9:39 PM and 11:36 PM PDT, customers experienced elevated DNS failures when querying Route 53 Resolver for certain hostnames in a single Availability Zone (use1-az4) in the US-EAST-1 Region. The issue has been resolved and all queries are now being answered normally.

Components affected

Amazon Route 53 Resolver (us-east-1)

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