Cloudflare WARP: Issues with msn.com

Incident Report for Cloudflare

Resolved

This incident has been resolved.
Posted Feb 10, 2026 - 09:28 UTC

Identified

The issue has been identified and a fix is being implemented.
Posted Feb 10, 2026 - 09:06 UTC

Investigating

Cloudflare is aware of, and investigating an issue which potentially impacts multiple customers: using Cloudflare WARP while browsing msn.com domains might present an "Untrusted SSL Certificate" error. We are working to understand the full impact and mitigate this problem. More updates to follow shortly.
Posted Feb 09, 2026 - 16:39 UTC
This incident affected: Cloudflare Sites and Services (WARP).