Microsoft Office 365 Multiple Services

November 16, 2020 8:02 a.m.
Outage category: 
Applications
Location: 
All users of Microsoft Office 365 services
Status: 
Closed
Resolved alert: 
09/29/2020 9:01 am

Users trying to reach Office 365 services were seeing intermittent issues.

Initial symptoms: 

Reports of users not being able to reach Office 365 services (Email, sharepoint, etc.)

Duration: 
09/28/2020 5:45 pm - 09/29/2020 9:01 am
Impact to Mason: 

Users were having issues connecting to certain Microsoft services.

Affected Services: 
Microsoft 365 Apps for Enterprise (formerly Office 365 ProPlus)
ROOT CAUSE ANALYSIS
Cause: 

The vendor was performing a service update which caused a problem within their Azure AD service.

Resolution: 

Vendor resolved the issue and restored services.

Prevention: 

Vendor found a defect in their code and replaced it

STATISTICS
Service Team: 
Email