Cloudflare System Status

Excessive 521 email alerts

Incident Report for Cloudflare

Resolved

This incident has been resolved.

Posted Nov 21, 2024 - 02:07 UTC

Monitoring

A fix has been implemented and we are monitoring the results.

Posted Nov 21, 2024 - 02:01 UTC

Identified

Cloudflare is investigating an issue where customers may have received a false positive "521: Web Server Is Down" email alert. The issue has been identified, and a fix is being implemented.

Posted Nov 21, 2024 - 01:56 UTC

This incident affected: Cloudflare Sites and Services (Notifications).