Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365

Title: Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365

User impact: Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365.

More info: Users may have experienced issues when attempting to access various Microsoft services including but not limited to Microsoft Teams, SharePoint, OneDrive and Exchange/Outlook services.

Current status: We’ve narrowed down the cause of impact to a portion of our networking infrastructure which became degraded and subsequently unreachable. This further resulted in networking failures preventing Microsoft services from being accessible. Our automatic recovery system quickly failed over traffic to healthy infrastructure to mitigate impact. We are continuing our efforts to restore the impacted networking infrastructure and ensure impact does not reoccur.

Scope of impact: Any users served through the Australia region may be affected by this issue if attempting to access Microsoft services including Microsoft Teams. This information may be updated as our investigation continues.

Start time: Wednesday, December 10, 2025, at 2:48 AM UTC

Preliminary root cause: A portion of our networking infrastructure which became degraded and subsequently unreachable which resulted in Microsoft services being inaccessible.

Next update by: Wednesday, December 10, 2025, at 6:30 AM UTC

All Microsoft services have been fully recovered. We’ll continue investigating the cause of impact and provide the information within our next updates.

This quick update is designed to give the latest information on this issue.

Title: Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365

User impact: Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365.

Current status: We've confirmed from the onset of this incident that our automated recovery services successfully returned our service to a healthy state. We'll continue to monitor our Microsoft 365 services to ensure stability while we maintain focused on investigating the root cause of impact. We currently suspect that a networking failure may have contributed to the problem, resulting in customer impact.

Scope of impact: Any users served through the Australia region may be affected by this issue if attempting to access Microsoft services including Microsoft Teams. This information may be updated as our investigation continues.

Next update by: Wednesday, December 10, 2025, at 5:30 AM UTC

According to our telemetry, service health has mostly recovered. We're continuing to monitor recovery and in parallel investigate the initial cause of impact.

This quick update is designed to give the latest information on this issue.

Title: Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365

User impact: Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365.

Current Status: We're reviewing available telemetry to determine the source of impact. In tandem, we're observing recovery within our service for some users. We’ll provide more information within the next update.

Scope of impact: Any users served through the Australia region may be affected by this issue if attempting to access Microsoft services including Microsoft Teams. This information may be updated as our investigation continues.

Next update by: Wednesday, December 10, 2025, at 4:30 AM UTC

Title: Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365

User impact: Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365.

Current status: We're investigating user reports of impact with various Microsoft 365 services, predominantly the Microsoft Teams service. We'll provide an update within 30 minutes.