WhoisThisDomain is a free domain name search tool (Whois) for Windows.
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.
In the example above, you can see the domain registration of Yahoo.
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.
Starting from version 1.20, you can create your own WHOIS servers list to override the default servers defined by WhoisThisDomain.
In order to use this feature, follow the instructions below:
1. Create a file named ' whois-servers.txt' in the same folder of WhoisTD.exe
2. Add the needed servers to the list. Each line should contain the domain extension, a space character, and then the whois server address. For example:
3. In the next time that you run WhoisThisDomain, the specified servers will be used instead of the default servers list stored in WhoisThisDomain.
Be aware that WhoisThisDomain only supports WHOIS servers in port 43. It doesn' t support Web-based WHOIS requests.
Build Domains List Option
If you want to check multiple domain names in combinations with multiple domain extensions, this feature can help you. For example, if you want to check abcde, poiuyt, lkjhgf names with .com, .org, .net, .biz extensions, simply type the names list in the first text-box, and the extensions list in the second one. After you click OK, you' ll get the list of all possible combinations (abcde.com, abcde.org, abcde.net, and so on...)
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