my.homey.app - 65.9.49.11- Sweden, Stockholm by Amazon.com Inc.
tools.developer.homey.app - 65.9.49.52(8) - Sweden, Stockholm by Amazon.com Inc.
… or United States Florida/Washington, but still Amazon’s and NOT Your local WiFi ones.
PS. Not related with current issue, but there is one more problem with external/internal IP’s with Homey. The local Homey (Pro) certificate is issued for name - and working correctly. BUT as the IP address is local, then some security-aware nameservers/local networks does not allow the name to IP resulution for https://192-168-surely-local.homey.homeylocal.com/api/manager/system/ and… reverse lookup, better let’s not talk about 
