DNS - Open Recursive Servers - IPv4
Google 1 - 8.8.8.8
Google 2 - 8.8.4.4
Cloudflare 1 - 1.1.1.1
Cloudflare 2 - 1.0.0.1
GigaDNS 1 - 189.38.95.95
GigaDNS 2 - 189.38.95.96
OpenDNS 1 - 208.67.222.222
OpenDNS 2 - 208.67.220.220
OpenDNS 3 - 208.67.222.220
OpenDNS 4 - 208.67.220.222
Level3 1 - 4.2.2.1
Level3 2 - 4.2.2.2
Level3 3 - 4.2.2.3
Level3 4 - 4.2.2.4
Level3 5 - 4.2.2.5
Level3 6 - 4.2.2.6
Level3 7 - 209.244.0.3
Level3 8 - 209.244.0.4
