IDwhois

IDwhois is a free, small and efficient whois client running under Windows system that lets you retrieve registration information for domain names. IDwhois features : more than 130 TLDs to lookup; integrated parser; eExport results on .HTML, .CSV or .XML for fast reporting; import domain name list from a .TXT file; XML Configuration files to add or modify TLD settings; multi thread whois lookup; whois request timer to avoid registrars/NICs time out; multi-IP bridge lookup environment (avoid NIC black list); moldable interface; rearrange the information in your whois results; tree view result.

Requirements:

Windows 98/2000/XP/2003 Server, Microsoft .NET Framework