Fast Whois 4.1 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The actual developer of the software is Iconico, Inc. The most popular versions of the Fast Whois are 4.1, 1.2 and 1.1.
Fast Whois is included in System Utilities. The most frequent installer filename for the program is: FastWhoIs.exe. We recommend checking the downloaded files with any free antivirus. Fast Whois was developed to work on Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 or Windows 11 and is compatible with 32-bit systems.
From the developer:
The Fast WhoIs application's queue management functionality automatically scans domain names that you copy, so you can leave it running in the background while you assemble your domain names. You can also load lists of multiple domain names and have the results automatically saved to a file, or multiple files.
You may want to check out more software, such as Fast Rabbit Typing, Ping Faster or FAST Gigabank, which might be related to Fast Whois.
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System Optimization