Postmark incident

Intermittent Web Application Availability

Major Resolved View vendor source →

Postmark experienced a major incident on October 18, 2025, lasting 1h 35m. The incident has been resolved; the full update timeline is below.

Started
Oct 18, 2025, 02:46 AM UTC
Resolved
Oct 18, 2025, 04:21 AM UTC
Duration
1h 35m
Detected by Pingoru
Oct 18, 2025, 02:46 AM UTC

Update timeline

  1. resolved Oct 23, 2025, 02:52 AM UTC

    Starting at approximately 9:46pm EDT on October 17th, the web application was intermittently unavailable or experienced slow response times for some customers. Postmark systems including sending were not affected during this period. The web application returned to normal at approximately 12:21am EDT on October 18th.