Microsoft Exchange Online Service Disruption March 1, 2025, 12:45 - 13:15 PT

March 1, 2025

Mar 1, 15:11 PST
Resolved - This incident has been resolved.

Mar 1, 13:51 PST
Monitoring - Exchange Online service was down from approximately 12:45 – 13:40 PT. This was a global issue affecting not only UBC but other Microsoft 365 users. Microsoft was able to identify the cause of the issue and has reverted their change to restore service. Service was restored at approximately 13:40 PT. Microsoft and UBC IT are monitoring to confirm service recovery.

Mar 1, 13:32 PST
Investigating - Microsoft Exchange Online mailboxes are not working at this time. Only FASmail and Student Email mailboxes that have been migrated to M365 Exchange Online are affected. Users are experiencing connectivity issues with webmail, mobile and Outlook apps. This appears to be an issue affecting all M365 environments, including Hotmail and Outlook.com. Microsoft technicians are investigating.

Read More

Page last updated on March 1, 2025


UBC Crest The official logo of the University of British Columbia. Urgent Message An exclamation mark in a speech bubble. Bluesky The logo for the Bluesky social media service. Bookmark A bookmark in a book. Browser A web browser window. Caret An arrowhead indicating direction. Arrow An arrow indicating direction. Arrow in Circle An arrow indicating direction. Arrow in Circle An arrow indicating direction. Time A clock. Chats Two speech clouds. E-commerce Cart A shopping cart. Facebook The logo for the Facebook social media service. Help A question mark in a circle. Home A house in silhouette. Information The letter 'i' in a circle. Instagram The logo for the Instagram social media service. Linkedin The logo for the LinkedIn social media service. Location Pin A map location pin. Mail An envelope. Menu Three horizontal lines indicating a menu. Minus A minus sign. Pencil A pencil indicating that this is editable. Telephone An antique telephone. Play A media play button. Plus A plus symbol indicating more or the ability to add. Search A magnifying glass. Settings A single gear. Arrow indicating share action A directional arrow. Speech Bubble A speech bubble. Star An outline of a star. Twitter / X The logo for the X (aka, Twitter) social media service. User A silhouette of a person. Vimeo The logo for the Vimeo video sharing service. Youtube The logo for the YouTube video sharing service.