How about fastnet99 http://www.geocities.com/gcriaco/

FastNet99 is a network utility that will speed up your web browser every time you want to connect to a web site on the Internet, by avoiding time consuming DNS lookups. It provides all the tools you need to help diagnose network problems and get information about users, hosts and networks on the Internet or on your Intranet. It combines DNS Lookup, Ping, TraceRoute, WhoIs, Finger, Time Synchronizer, KeepAlive and more...