*.example.com
will never resolve*.<IP>.xip.io
*.<IP>.nip.io
resolves to <IP> example:foo.10.0.0.1.xip.io
resolves to 10.0.0.1*.lvh.me
*.vcap.me
resolves to 127.0.0.1
255.255.255.255
always a bad IP
8.8.8.8
8.8.4.4
Google1.1.1.1
1.0.0.1
Cloudflare208.67.222.222
208.67.220.220
OpenDNS208.67.222.123
208.67.220.123
OpenDNS w/ Family Shield