Outage in Mailgun
Elevated 401 errors in US Region
Resolved MajorIncident Report
Summary AI Generated
Mailgun's API in the US region experienced elevated 401 authentication errors, causing some requests to incorrectly fail. The issue affected API functionality for 10 minutes before a fix was deployed and systems returned to normal operation.
Some requests may be incorrectly failing with 401 error codes in our US region.
Components affected
Mailgun APINeed to monitor Mailgun outages?
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Latest Updates ( sorted recent to last )
RESOLVED
about 3 hours ago - at 03/19/2026 06:53PM
A fix has been deployed and systems are back to normal.
IDENTIFIED
about 3 hours ago - at 03/19/2026 06:43PM
Some requests may be incorrectly failing with 401 error codes in our US region.
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