Routing issue in your end?

What is the name of the domain?

whoami.hongens.nl

What is the error number?

n.a.

What is the error message?

n.a.

What is the issue you’re encountering

traffic from some countries reaches my cloudflared tunnel, traffic from some countries doesn’t.

What steps have you taken to resolve the issue?

looked at your status page. Looks all green. Although this ipv6 issue in AMS from a few hours ago could be related: Cloudflare Status - General IPv6 connectivity issues in Amsterdam

What are the steps to reproduce the issue?

Go to https://whoami.hongens.nl from different countries. Some reach cloudflared, some show a 522

Oh, and one of the failed requests: Cloudflare Ray ID: 9125d12dec15b3c8