Win32Whois is a 21KB freeware application for Windows that allows you to retrieve registration information for a particular domain or website. It takes URL, hostname or IP address and will generate a detailed report of all the available technical and contact information it can find.
It also supports HTTP, SOCKS 4a/5 type proxies and a win32whois.ini file support to store the configuration and last scan list. (up to 100)

Download Link- http://www.gena01.com/win32whois/win32whois_0_9_12.zip