Every website on the internet has an owner. Whether it's google.com or my-cat-blog.net , someone had to register that domain name, pay the fee, and provide their contact details. This global registry of ownership is called the WHOIS database. Think of it like the "White Pages" phonebook for the internet. It exists to maintain transparency and accountability online. If a website is scamming people, infringing on a trademark, or simply broken, the WHOIS database tells you who is responsible for it. However, in recent years, privacy laws like GDPR have changed what information is visible. You might search for a domain owner and only see "REDACTED FOR PRIVACY." A WHOIS Lookup Tool is your gateway to this massive database. It allows you to query the official registries instantly to check domain availability, find expiration dates, or identify the registrar managing a domain. This guide explains exactly how WHOIS works, why some data is hidden, and how you can use it...