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
lol while scrolling I sometimes forget to upvote so I upvoted and commenting
Listen that might even mean no wine at dinner