Click and Open Tracking Degraded (US Regions)

Incident Report for mailgun

Resolved

This incident has been resolved.

Posted Aug 11, 2026 - 00:07 PDT

Monitoring

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

Posted Aug 10, 2026 - 23:54 PDT

Identified

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

Posted Aug 10, 2026 - 22:32 PDT

Investigating

We are currently experiencing a denial of service attack against our click and open tracking servers in our US regions. Remediation work is underway. Some requests may time out or fail at this time.

Posted Aug 10, 2026 - 22:32 PDT

This incident affected: Email Services (Events & Logs).