Tessian incident

Microsoft service degradation impacting mailflow

Minor Resolved

Tessian experienced a minor incident on January 22, 2026, lasting 16h 23m. The incident has been resolved; the full update timeline is below.

Started
Jan 22, 2026, 09:27 PM UTC
Resolved
Jan 23, 2026, 01:50 PM UTC
Duration
16h 23m
Detected by Pingoru
Jan 22, 2026, 09:27 PM UTC

Update timeline

No vendor updates were posted for this incident — only the open and resolve events were observed.