MSU Denver IT incident

Microspft 365 Outage

Resolved after 19 days 2 hours, affecting Office 365/Email, on January 22, 2026.

monitoring Jan 26, 2026, 08:52 PM UTC

The issue appears to be largely resolved. If you are still having issues, please contact the service desk.

Started
Jan 22, 2026, 08:46 PM UTC
Resolved
Feb 10, 2026, 10:55 PM UTC
Duration
19d 2h
Detected by Pingoru
Jan 22, 2026, 08:46 PM UTC

Affected components

Office 365/Email

Update timeline

  1. identified Jan 22, 2026, 08:46 PM UTC

    Microsoft 365, formerly Office 365, encompasses subscription plans that allow use of the Microsoft Office software suite over the life of the subscription, as well as cloud-based software-as-a-service products for business environments, such as hosted Exchange Server, Skype for Business Server, and SharePoint, among others.

  2. monitoring Jan 23, 2026, 04:21 PM UTC

    Microsoft states that the M365 issues have been resolved. ITS is getting reports that some external emails sent earlier are being delivered this morning. We are continuing to monitor. Please report any issues that you experience.

  3. monitoring Jan 26, 2026, 08:52 PM UTC

    The issue appears to be largely resolved. If you are still having issues, please contact the service desk.

  4. resolved Feb 10, 2026, 10:55 PM UTC

    This incident has been resolved.

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