DnsSpeeder

DnsSpeeder is a lightweight and freeware networking tool running as a DNS proxy/server, therefore speeding up your Internet connection. DnsSpeeder accepts client?s dns requests and looks up the ip addresses of the requested domain at local cache, when found,it sends the reulst to the client.

If not,it sends query to certain DNS servers and returns resolution results to the client. It can filter unsuitable domains.