Uptime.com incident

Intermittent SMTP check failures on M2-based servers

Minor Resolved

Uptime.com experienced a minor incident on August 18, 2026, lasting 2d 17h. The incident has been resolved; the full update timeline is below.

Started
Aug 18, 2026, 02:00 PM UTC
Resolved
Aug 21, 2026, 07:42 AM UTC
Duration
2d 17h
Detected by Pingoru
Aug 18, 2026, 02:00 PM UTC

Update timeline

  1. identified Aug 18, 2026, 02:00 PM UTC

    We are experiencing intermittent failures of SMTP checks running on new node types. We will provide an update in an hour once we identify the cause.

  2. investigating Aug 18, 2026, 05:09 PM UTC

    We found an incorrect network setup in our servers from one of our providers, we are working to resolve it as soon as possible. The list of affected locations has been reduced

  3. resolved Aug 21, 2026, 07:42 AM UTC

    A network configuration has been updated. SMTP checks are back to normal