Patent ID: 8621556

Claim:
A system, comprising: a processor configured to: receive a network policy that includes a domain name, the domain name including a Fully Qualified Domain Name (FQDN); periodically update Internet Protocol (IP) address information associated with the domain name by performing a Domain Name Server (DNS) query, wherein the periodically update of the IP address information is based on the FQDN, and wherein a frequency of the periodically updating is based on a Time To Live (TTL) value, a system frequency, a configuration setting or an event, the TTL value relating to the IP address information; and in the event that the network policy is to be enforced and the IP address information associated with the domain name has not been updated, dynamically perform a resolution of the domain name to enforce the network policy based on the domain name; and a memory coupled to the processor and configured to provide the processor with instructions.