Fastmail experienced a minor incident on September 3, 2025, lasting —. The incident has been resolved; the full update timeline is below.
Update timeline
- resolved Sep 03, 2025, 01:50 PM UTC
Type: Incident Duration: 1 hour and 25 minutes Affected Components: Mail access (IMAP/POP), File storage (WebDAV), Contacts (CardDAV), Web client and mobile app, Calendar (CalDAV), Mail delivery Sep 3, 13:50:00 GMT+0 - Investigating - Some users are experiencing interrupted access to Fastmail services. We're looking into it. Sep 3, 14:18:16 GMT+0 - Monitoring - We have identified the cause of the issue and have implemented a fix. We are continuing to monitor. No mail has been lost. Sep 3, 15:14:51 GMT+0 - Resolved - We believe that this issue has been fully resolved. Some mail delivery was delayed, but no mail has been lost.