On November 3, 2022, at ~12:16 PM ET, Microsoft communicated via tweet (@MSFT365status) that they identified an issue within their backend infrastructure that could be causing downstream impact to multiple services across Microsoft.
For IT professionals and system admins with Microsoft Admin Center access, the service incident number was MO455301.
We’ve identified an issue within our backend infrastructure that could be causing downstream impact to multiple services across Microsoft. Additional information can be found within the Microsoft 365 admin center under MO455301.
— Microsoft 365 Status (@MSFT365Status) November 3, 2022
A couple hours later, the problem was resolved.
We've determined that a networking issue resulted in users being unable to access various M365 services. We rerouted the affected traffic to healthy infrastructure to mitigate the impact. Further information can be found within the Microsoft 365 admin center under MO455301.
— Microsoft 365 Status (@MSFT365Status) November 3, 2022
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