DNS Servers
Comcast National DNS Servers
75.75.75.75
75.75.76.76
CenturyLink DNS Servers
207.14.235.234
67.238.98.162
74.4.19.187
Sprint DNS Servers
206.228.179.10 – NS1-AUTH.SPRINTLINK.NET
144.228.254.10 – NS2-AUTH.SPRINTLINK.NET
144.228.255.10 – NS3-AUTH.SPRINTLINK.NET
Google DNS Servers
8.8.8.8
8.8.4.4
OpenDNS
208.67.222.222
208.67.220.220
Norton DNS
198.153.192.1
198.153.194.1
Verizon 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