INKY incident
Widespread Microsoft 365 Issue Potentially Impacting Email
Resolved after 16 hours 15 minutes, affecting Office 365, on January 22, 2026.
Microsoft has identified a portion of service infrastructure in North America that is not processing traffic as expected. They are working to restore the infrastructure to a healthy state to achieve recovery. The issue impacting multiple Microsoft 365 services, including Outlook, Microsoft Defender, Microsoft Exchange, and Microsoft Purview. Further information can be found in the admin center at status.cloud.microsoft or under MO1221364. Be aware that Microsoft's Status Page has been impacted by this as well.
Affected components
Update timeline
- investigating Jan 22, 2026, 08:49 PM UTC
Microsoft has identified a portion of service infrastructure in North America that is not processing traffic as expected. They are working to restore the infrastructure to a healthy state to achieve recovery. The issue impacting multiple Microsoft 365 services, including Outlook, Microsoft Defender, Microsoft Exchange, and Microsoft Purview. Further information can be found in the admin center at status.cloud.microsoft or under MO1221364. Be aware that Microsoft's Status Page has been impacted by this as well.
- resolved Jan 23, 2026, 01:05 PM UTC
Microsoft reports that they have resolved the issue
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