Resolved after 1 day 19 hours, affecting Core Email Protection API, on February 24, 2026.
We are no longer seeing delays in CEPAPI Defender checks. Our team is continuing to monitor this issue.
Affected components
Core Email Protection API
Update timeline
- identified Feb 24, 2026, 05:19 PM UTC
Around 4pm UTC we began seeing delayed Defender checks for inbound emails. For API users, emails may experience up to a 600 second delay for emails to be checked and quarantined. We are looking into this and will provide updates here.
- monitoring Feb 24, 2026, 06:20 PM UTC
We are no longer seeing delays in CEPAPI Defender checks. Our team is continuing to monitor this issue.
- resolved Feb 26, 2026, 12:37 PM UTC
We are no longer seeing delays in Defender checks.
Your product runs on more than Tessian
Add the vendors you depend on and get one message when any of them reports trouble. Free for 3 vendors, no card.