Fastmail incident

Some customers are unable to send messages

Minor Resolved View vendor source →

Fastmail experienced a minor incident on December 3, 2025, lasting 1h 15m. The incident has been resolved; the full update timeline is below.

Started
Dec 03, 2025, 02:59 AM UTC
Resolved
Dec 03, 2025, 04:14 AM UTC
Duration
1h 15m
Detected by Pingoru
Dec 03, 2025, 02:59 AM UTC

Update timeline

  1. investigating Dec 03, 2025, 02:59 AM UTC

    There is an internal forwarding issue affecting email sending. We are currently investigating..

  2. monitoring Dec 03, 2025, 03:49 AM UTC

    Email sending has resumed for affected users. We are actively monitoring this service for any further issues..

  3. resolved Dec 03, 2025, 04:14 AM UTC

    This incident has been resolved. No mail has been lost, and we don't anticipate further issues..