Fastmail experienced a minor incident on May 27, 2026, lasting —. The incident has been resolved; the full update timeline is below.
Update timeline
- resolved May 27, 2026, 10:24 PM UTC
Type: Incident Affected Components: Mail delivery May 27, 22:24:00 GMT+0 - Investigating - We're investigating reports of outbound mail issues. Some users have been experiencing deferrals or bounce backs on outbound messages. May 28, 01:00:00 GMT+0 - Resolved - We identified a problem which caused intermittent outbound issues leading to some users experiencing deferrals or bounce backs. We have remediated the problem. No mail has been lost.