MO1193724: Microsoft 365 suite Service Health Incident (Service Restored)

[365 Service Alert]

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

Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365 ID: MO1193724 Issue type: Incident Status Service Restored Impacted services Microsoft 365 suite Details Title: Users in Australia may experience issues accessing Microsoft services including Microsoft Teams and Microsoft 365 User impact: Users in Australia may have experienced issues when accessing various Microsoft 365 services. More info: Users may have experienced issues when attempting to access various Microsoft 365 services including but not limited to Microsoft Teams, SharePoint, OneDrive and Exchange Online services. Final status: We’ve taken proactive action to reroute all traffic to prevent recurrence of this issue while we address the networking issue contributing to the problem. We monitored the service for an extended period and confirmed that the service was stable and the issue resolved. Scope of impact: Any users served through the Australia region may have been affected by this issue if they attempted to access Microsoft services including but not limited to Microsoft Teams, Exchange Online, SharePoint and OneDrive. Start time: Wednesday, December 10, 2025, at 2:48 AM UTC End time: Wednesday, December 10, 2025, at 2:57 AM UTC Preliminary root cause: A portion of our networking infrastructure became degraded and subsequently unreachable which resulted in Microsoft services being inaccessible. Next steps: - We’re analyzing what caused our networking infrastructure to delay failover response times and focus on monitoring to more quickly identify and prevent similar issues from occurring in the future. We’ll provide a preliminary Post-Incident Report within two business days and a final Post-Incident Report within five business days. Is this message helpful? Did you find this email helpful? Yes No To customize what’s included in this email, who gets it, or to unsubscribe, set your Service health preferences. If you are receiving this email because your Admin added you as a recipient, please contact your Admin to unsubscribe. Privacy Statement Microsoft Corporation, One Microsoft Way, ​Redmond, WA 98052​