KnowBe4 experienced a minor incident on June 30, 2026 affecting Mail Flow, lasting 3h 31m. The incident has been resolved; the full update timeline is below.
Affected components
Mail Flow
Update timeline
- investigating Jun 30, 2026, 04:14 PM UTC
We have received reports that emails sent to Defend are experiencing delays being delivered to inboxes using SMTP. We are investigating this issue and will update this page when we have more information.
- resolved Jun 30, 2026, 07:46 PM UTC
This incident has been resolved.