Cloudflare Tunnel (Reverse Proxy) does not work with TCP ports

What is the name of the domain?

minecraft.kaliw.com.br

What is the error number?

Port 25565 is Closed on IP: minecraft.kaliw.com.br

What is the error message?

BG origin connection established connIndex=0 destAddr=tcp://127.0.0.1:25565 event=1 ingressRule=0 originService=tcp://127.0.0.1:25565 2024-06-23T19:02:54Z DBG proxy stream acknowledged connIndex=0 destAddr=tcp://127.0.0.1:25565 event=1 ingressRule=0 originService=tcp://127.0.0.1:25565 2024-06-23T19:02:54Z DBG upstream->downstream copy: read tcp 127.0.0.1:41812->127.0.0.1:25565: use of closed network connection connIndex=0 destAddr=tcp://127.0.0.1:25565 event=1 ingressRule=0 originService=tcp://127.0.0.1:25565

What is the issue you’re encountering

TCP ports do not work like 25565, only HTTP and HTTPS ports that work correctly with 8080 or 8443.

What steps have you taken to resolve the issue?

I checked internal services, but everything was working properly.

Proxying Minecraft publicly via Cloudflare requires Cloudflare Spectrum and at least a Pro plan:

There are also additional costs involved:

If you want players to connect without paying for Spectrum, they also need to install Cloudflared and use that to connect as described here:

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