Cloudflare System Status

Cloudflare CDN: Some websites failing to load resources in HTTP/3

Incident Report for Cloudflare

Resolved

This incident has been resolved.
Posted Nov 20, 2025 - 16:46 UTC

Monitoring

A fix has been implemented and we are monitoring the results.
Posted Nov 20, 2025 - 16:23 UTC

Identified

The issue has been identified and a fix is being implemented.
Posted Nov 20, 2025 - 15:54 UTC

Investigating

Cloudflare is aware of, and investigating an issue which potentially impacts a limited number of customers: we have reports of websites failing to load some resources in HTTP/3. This issue does not affect zones under our Enterprise Plan.
We are working to understand the full impact and mitigate this problem. More updates to follow shortly.
Posted Nov 20, 2025 - 14:32 UTC
This incident affected: Cloudflare Sites and Services (CDN/Cache).
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