List of Common Public DNS Servers

Google

    8.8.8.8
    8.8.4.4

Dnsadvantage

    156.154.70.1
    156.154.71.1

OpenDNS

    208.67.222.222
    208.67.220.220

Norton

    198.153.192.1
    198.153.194.1

Verizon GTEI DNS

    4.2.2.1
    4.2.2.2
    4.2.2.3
    4.2.2.4
    4.2.2.5
    4.2.2.6

Comodo Secure DNS

    8.26.56.26
    8.20.247.20