Is your node connected directly to a or behind a home router ?
Here's how Web 3.1 default username and password works: web 3.1 default username and password
In Web 3.1, your "username" isn’t jdoe88 . It’s likely something that looks like this: 0x71C7656EC7ab88b098defB751B7401B5f6d8976F . Is your node connected directly to a or behind a home router