Fastmail experienced a minor incident on October 7, 2026, lasting —. The incident has been resolved; the full update timeline is below.
Update timeline
- resolved Oct 07, 2026, 04:40 AM UTC
Type: Incident Duration: 5 hours and 23 minutes Affected Components: General Availability Oct 7, 10:03:15 GMT+0 - Resolved - This incident has been resolved. No mail has been lost as a result of this incident. Oct 7, 09:36:49 GMT+0 - Monitoring - We believe that we have resolved the issue that was preventing some users from accessing Fastmail services. The issue was isolated to a single server and was related to internal authentication not being honored for users with periods (.) in their usernames. We are continuing to monitor. No mail has been lost. Oct 7, 04:40:00 GMT+0 - Investigating - Some users are experiencing interrupted access to Fastmail services. We're looking into this.