1. A Domain Name System (“DNS”) package for providing domain name resolution services in a partitioned network, comprising: one or more built-in root name servers; one or more built-in top level domain (“TLD”) name servers; and a recursive name server; wherein the recursive name server is configured to query the one or more built-in root name servers during domain name resolution; and therein the one or more built-in root name servers are configured to provide a network address corresponding to one of the built-in TLD name servers in response to a domain name resolution query sent by the recursive name server.