1. A method comprising: receiving a Domain Name System (DNS) query from a client; determining, based on predetermined class criteria, that the client is associated with an equivalency class; and resolving the DNS query using client subnet data associated with the equivalency class.
1. A method comprising: receiving a Domain Name System (DNS) query from a client; determining, based on predetermined class criteria, that the client is associated with an equivalency class; and resolving the DNS query using client subnet data associated with the equivalency class. 12. The method of claim 1 , wherein determining that the client is associated with the equivalency class is based on identifying data associated with the client.