Outage in Mailgun

Sending errors in US

Resolved Major
September 12, 2025 - Started about 2 months ago - Lasted about 5 hours
Official incident page

Incident Report

We are currently investigating reports of sending errors in US regions.
Components affected
Mailgun API

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Latest Updates ( sorted recent to last )
RESOLVED about 2 months ago - at 09/12/2025 03:21PM

All systems are operating normally at this time. Our engineers continue to monitor our systems for any recurrence or new issues.

MONITORING about 2 months ago - at 09/12/2025 02:48PM

Systems have normalized, we are continuing to monitor for any issues.

MONITORING about 2 months ago - at 09/12/2025 01:57PM

A fix has been implemented and we are monitoring the results.

IDENTIFIED about 2 months ago - at 09/12/2025 01:42PM

Error rates are normalizing as we continue to work to fix the issue.

IDENTIFIED about 2 months ago - at 09/12/2025 12:57PM

We are continuing to work to stabilize things at this time. We have no ETA.

MONITORING about 2 months ago - at 09/12/2025 12:03PM

A fix has been implemented and we are monitoring the results.

INVESTIGATING about 2 months ago - at 09/12/2025 11:14AM

We are continuing to investigate this issue.

INVESTIGATING about 2 months ago - at 09/12/2025 10:49AM

We are continuing to investigate this issue.

INVESTIGATING about 2 months ago - at 09/12/2025 10:28AM

We are continuing to investigate this issue.

INVESTIGATING about 2 months ago - at 09/12/2025 10:07AM

We are currently investigating reports of sending errors in US regions.

Latest Mailgun outages

Delayed Message Processing in US - 9 days ago
Login issues with Mailgun Application - about 1 month ago
Message Delays in US Region - about 2 months ago
Email Validation 500s - about 2 months ago
EU email delivery latency - 2 months ago

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