Changes / Mailgun / Email Validation 500s
Mailgun: Major incident: Email Validation 500s
Summary
Mailgun reported a major incident causing Email Validation 500 errors, affecting Deliverability Services - Email Validation and Email Validation. It started at 2025-09-11 22:56 UTC and was resolved at 2025-09-12 02:19 UTC, lasting 3 h 23 min; a fix was implemented and monitored before resolution.
Machine-written from the diff below (Sol; type: incident outage). Check the diff before relying on it.
What changed
Before: not present
After: Email Validation 500s
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After: major
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After: resolved
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After: 2025-09-11 22:56 UTC
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After: 2025-09-12 02:19 UTC
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After: Deliverability Services - Email Validation, Email Validation
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After: We are currently investigating this issue.
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After: The issue has been identified and a fix is being implemented.
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After: The issue has been identified and we continue to work on a fix for this issue.
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After: A fix has been implemented and we are monitoring the results.
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After: We are continuing to monitor for any further issues.
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After: This incident has been resolved.
First version of this incident archived by Rewindex. View the live incident (opens in new tab).
History of this incident
| When (UTC) | Change | Kind |
|---|---|---|
| Major incident: Email Validation 500s (this change) Mailgun reported a major incident causing Email Validation 500 errors, affecting Deliverability Services - Email Validation and Email Validation. It started at 2025-09-11 22:56 UTC and was resolved at 2025-09-12 02:19 UTC, lasting 3 h 23 min; a fix was implemented and monitored before resolution. | Major incident |