12-03-2009, 11:06 PM
Use Network Utility to ping the DNS servers (Google, Verizon, et. al.). Use the one with the fastest response...
Edit: I just tried it and Verizon is 3X faster (4.2.2.1, 4.2.2.2) for me...
Edit: I just tried it and Verizon is 3X faster (4.2.2.1, 4.2.2.2) for me...