Test the principal DNS’s is very important for an organization to accelerate the response of the internet requests.
If we want to test who are the best DNS’s to put in our clients, there is a program named namebench from google code.
It tests the local, and remote DNS’s. You can enter the IP of the DNS you want, and test it.
It offers too statistics for every DNS.
Other interesant point is the disponibility for the three main platforms: Linux, Mac and Windows.
This is the official webpage.
