keep trying and use cloudflared tunnels super clutch

https://github.com/foreversd/forever

That’s what is linked in the installation guide

Sounds like the server isn’t running or serving.

In the documentation search for "forever"as they link it. Then just run the same command they have but foreverjs instead of node

https://cryptpad.yourdomain.com/checkup/

Run diagnosis on it.

Also are you running forevers or just node. I’ve seen problems similar to this which were resolved when running forever js