OpenText incident
Zix - Hosted Exchange - Mailboxes unable to connect - OWA/Outlook
OpenText experienced a major incident on July 13, 2026 affecting Zix Hosted Exchange, lasting 15h 1m. The incident has been resolved; the full update timeline is below.
Affected components
Zix Hosted Exchange
Update timeline
- investigating Jul 13, 2026, 09:44 PM UTC
Zix - Hosted Exchange is currently experiencing an issue with some mailboxes unable to connect. Teams are currently assembled and working to resolve the issue. We appreciate your patience. Tracking Number:
- investigating Jul 13, 2026, 09:44 PM UTC
We are continuing to investigate this issue.
- monitoring Jul 13, 2026, 10:05 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Jul 14, 2026, 12:45 PM UTC
This incident has been resolved.