OpenDNS
208.67.222.222 208.67.220.220

Cloudflare
1.1.1.1 1.0.0.1

Norton ConnectSafe
199.85.126.10 199.85.127.10

Comodo Secure DNS

8.26.56.26 8.20.247.20


Quad9

9.9.9.9 149.112.112.112

Verisign DNS

64.6.64.6 64.6.65.6