NexHealth incident
Microsoft 365/Outlook email addresses cannot reliably accept emails
Resolved after 18 hours 30 minutes, on January 22, 2026.
This incident has been resolved. Microsoft is no longer reporting any issues with email deliverability..
Update timeline
- investigating Jan 22, 2026, 08:30 PM UTC
We are investigating to identify the cause..
- monitoring Jan 22, 2026, 09:15 PM UTC
We have identified the cause as Microsoft experiencing a partial outage that is degrading our ability to send emails to Microsoft 365/Outlook accounts. We are monitoring the situation and working to identify workarounds..
- monitoring Jan 23, 2026, 12:26 AM UTC
Email delivery is improving, but Microsoft is still working to fully resolve the issue. We are waiting on further updates from them. .
- resolved Jan 23, 2026, 03:00 PM UTC
This incident has been resolved. Microsoft is no longer reporting any issues with email deliverability..
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