Cloudflare System Status

Cloudflare One DNS issues with .internal zones

Incident Report for Cloudflare

Resolved

This incident has been resolved.
Posted May 22, 2026 - 08:06 UTC

Monitoring

A fix has been implemented and we are monitoring the results.
Posted May 22, 2026 - 08:02 UTC

Identified

The issue has been identified and a fix is being implemented.
Posted May 22, 2026 - 07:52 UTC

Investigating

We are investigating issues with Cloudflare One (Client and WAN) where DNS resolutions are failing for .internal zones when they are served by private DNS resolvers reachable via Cloudflare One only.
Posted May 22, 2026 - 07:52 UTC
This incident affected: Cloudflare Sites and Services (Cloudflare WAN, Cloudflare One Client).