Mailgun: Email Validation 500s

What to do

Check whether you use Mailgun Email Validation. Check your stack
Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.
Confirm your retries, queues and scheduled jobs caught up after the 3h 23m it lasted.
Anything that failed between 2025-09-11 22:56 UTC and 2025-09-12 02:19 UTC may need a replay.
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investigatingSep 11, 2025, 10:56 PM UTC
We are currently investigating this issue.
provider
identifiedSep 12, 2025, 12:15 AM UTC
The issue has been identified and a fix is being implemented.
provider
identifiedSep 12, 2025, 1:00 AM UTC
The issue has been identified and we continue to work on a fix for this issue.
provider
monitoringSep 12, 2025, 2:07 AM UTC
A fix has been implemented and we are monitoring the results.
provider
monitoringSep 12, 2025, 2:07 AM UTC
We are continuing to monitor for any further issues.
provider
resolvedSep 12, 2025, 2:19 AM UTC
This incident has been resolved.
provider

Reports count in aggregate; nothing about you is shown.

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Is Mailgun still down?

No, this incident was resolved 2025-09-12 02:19 UTC. For Mailgun's live state, see https://down.guide/mailgun.

How long did it last?

3h 23m, from 2025-09-11 22:56 UTC to 2025-09-12 02:19 UTC, by the times Mailgun posted.

What was affected?

Mailgun named Email Validation.

What caused it?

Mailgun hasn't published a root cause. If it does, it shows here.

Where does this come from?

Mailgun's official status page, https://status.mailgun.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.