Jay
I ran into this same problem. As a work around you can download ngrok and route traffic to ngrok on 5555 you will then be able to grab the linkz...
Okay that's where im at as well, I can get page working locally but link doesn't work when sent to a different ip, let me know if you find a...
After researching a bit it might be a ngrok issue you could prob look for a similar tool to use such as https://github.com/cloudflare/cloudflared , or another alternative. Looks like zphisher...
going to look into more potential workarounds