WhoisThisDomain is a domain registration lookup utility allows you to easily get information about a registered domain. It automatically connect to the right WHOIS server, according to the top-level domain name, and retrieve the WHOIS record of the domain.
It support both generic domains and country code domains.
This utility doesn't require any installation process or additional DLLs. Just put the executable file (WhoisTD.exe) anywhere you like, and run it.
When running WhoisThisDomain utility, the "Choose Domains" window appears. You can type a single domain, or multiple domains separated by commas, space characters, or enter characters. After pressing the 'OK' button, WhoisThisDomain start to retrieve the domain registration records for the domains that you typed.
Homepage : https://www.nirsoft.net/