WorkOS incident

Degraded Email Delivery to Microsoft Outlook Inboxes

Minor Resolved View vendor source →

WorkOS experienced a minor incident on January 22, 2026 affecting AuthKit, lasting 15h 31m. The incident has been resolved; the full update timeline is below.

Started
Jan 22, 2026, 11:44 PM UTC
Resolved
Jan 23, 2026, 03:16 PM UTC
Duration
15h 31m
Detected by Pingoru
Jan 22, 2026, 11:44 PM UTC

Affected components

AuthKit

Update timeline

  1. monitoring Jan 22, 2026, 11:44 PM UTC

    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.

  2. resolved Jan 23, 2026, 03:16 PM UTC

    The issue impacting outbound email delivery to Outlook and Microsoft 365 inboxes has been resolved. Delivery is now operating normally across all providers.