[HOW TO] View your Homey v2 flows in a browser

Ok, so in your case retrieving the IP address wouldn’t even enable you to connect Homey 2 flow viewer to your Homey.

I suggest reporting this to Athom here because that’s not intended behaviour. In your situation you wouldn’t be able to connect to your Homey when the Cloud services can’t be reached, not something you want.

See this topic