Degraded Email Delivery to Microsoft Outlook Inboxes

Incident Report for WorkOS

Monitoring

We are experiencing degraded delivery of outbound emails from WorkOS to Outlook and Microsoft 365 inboxes. Some messages may be delayed or not delivered. Delivery to non-Outlook providers is unaffected. We are monitoring the situation and will share updates as they become available.

Posted Jan 22, 2026 - 18:44 EST

This incident affects: Core Services (AuthKit).