WHOIS is a protocol that makes it possible to see the details a specific domain has been registered with through a command line or through the use of special web-based lookup websites. This info includes the names, address and e-mail address of the owner, admin, tech and billing persons along with the registrar organization the Internet domain has been obtained through, the creation and expiration dates. Apart from a few country-code TLDs that have specific limitations, the WHOIS details of any domain address can be edited freely whenever you want, which is quite vital considering that in accordance with the policies of the top-level Internet Corporation, ICANN, all details ought to be current and valid at all times. Inability to conform with these policies may lead to losing the ownership of a domain and in many cases a domain may even be removed from the Domain Name System and released for free registration.