Whois QuickCheck is a free Chrome add-on developed by arthur.k.tripp. It falls under the category of Browsers and is categorized as an Add-ons & Tools subcategory. This handy tool allows users to quickly check the DNS settings for the site they are currently on.

With Whois QuickCheck, users can easily obtain the DNS information for the domain in their current tab. Whether you are on a www subdomain or any other subdomain, this tool will run the search on the appropriate domain. It automatically adjusts to provide DNS information for the specific subdomain you are on.

This Chrome add-on is ideal for users who need to quickly check DNS settings for a website. It provides a convenient and efficient way to access this information without the need for external tools or complicated processes.