Errors connecting to smtp.eu.mailgun.org

What to do

• Check whether you use Mailgun API, SMTP, Outbound Delivery, Inbound email processing in eu. 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 10h 24m it lasted.

  Anything that failed between 2025-03-17 09:20 UTC and 2025-03-17 19:44 UTC may need a replay.

• Subscribe to Mailgun's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=mailgun works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Mailgun 8

1. investigatingMar 17, 2025, 9:20 AM UTC

   We are currently investigating this issue.

   provider

2. investigatingMar 17, 2025, 9:48 AM UTC

   We are continuing to investigate this issue.

   provider

3. investigatingMar 17, 2025, 10:29 AM UTC

   We are continuing to investigate this issue.

   provider

4. identifiedMar 17, 2025, 11:56 AM UTC

   The issue has been identified and a fix is being implemented.

   provider

5. identifiedMar 17, 2025, 2:22 PM UTC

   We are continuing to work on a fix for this issue.

   provider

6. monitoringMar 17, 2025, 3:02 PM UTC

   A mitigation has been put in place and SMTP / Inbound email processing in our EU region is back to full working behavior.

   provider

7. monitoringMar 17, 2025, 6:43 PM UTC

   We are continuing to monitor for any further issues.

   provider

8. resolvedMar 17, 2025, 7:44 PM UTC

   This incident has been resolved.

   provider

Corrections

None so far.

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