1. A computer-implemented method for managing DNS queries comprising: determining, at a service provider, whether DNS queries associated with an identifiable domain exceed a threshold number of DNS queries that can be processed by a service provider; determining, at the service provider, whether to filter the one or more DNS queries based on the threshold number of DNS queries; and causing, at the service provider, the filtering of at least one of the one or more DNS queries based on the threshold number of DNS queries, wherein the filtering of the at least one or more DNS queries comprises filtering at least one of the one or more DNS queries based on assigned network addresses for a DNS server authoritative for the identified domain, and wherein causing the filtering of at least one of the one or more DNS queries based on the threshold number of DNS queries comprises causing the filtering of at least one or more DNS queries received at the service provider and directed to one or more assigned network address subdivisions or zones available to the service provider based on access control lists.