2. The method of claim 1 , further comprising: providing from the local DNS server a response to a second DNS query including an address for a domain name of the second DNS query, the second DNS query received from a client device; and including with the response an indication that the address is not to be cached at the client device.
2. The method of claim 1 , further comprising: providing from the local DNS server a response to a second DNS query including an address for a domain name of the second DNS query, the second DNS query received from a client device; and including with the response an indication that the address is not to be cached at the client device. 3. The method of claim 2 , wherein the indication comprises a time-to-live field of the response to the second DNS query.