Microsoft networking issues take down Outlook and Teams

Microsoft experienced widespread problems with its online services, including Outlook and Teams, that it attributed to networking issues.

Customers reported difficulties across multiple regions starting at 7:05 a.m. in London in accessing Microsoft 365 services, including email and videoconferencing tools, the company said in a statement. SharePoint Online, OneDrive for Business and Microsoft Graph were also affected.

We've identified a potential networking issue and are reviewing telemetry to determine the next troubleshooting steps. You can find additional information on our status page at https://t.co/pZt32fOafR or on SHD under MO502273.

— Microsoft 365 Status (@MSFT365Status) January 25, 2023

The problems were due to “networking configuration issues” and the company is working to fix the problem, Microsoft said on Twitter.

We've rolled back a network change that we believe is causing impact. We're monitoring the service as the rollback takes effect.

— Microsoft 365 Status (@MSFT365Status) January 25, 2023

The status page for its Azure cloud-computing service indicated that as of 08:53 there were networking problems across every region.

We're investigating issues impacting multiple Microsoft 365 services. More info can be found in the admin center under MO502273.

— Microsoft 365 Status (@MSFT365Status) January 25, 2023

Reports of outages of Microsoft services on Downdetector.com spiked before 8:00 a.m. but fell significantly by 9:00 a.m.

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