Domain Name Check Icann. In addition the agreements from the International Corporation for Assigned Names and Numbers ICANN protects domain registrants by prohibiting the use of WHOIS listings for marketing or spam purposes including high-volume automated queries against a specific registrar or registry system unless such queries are done with the intent to manage domain names. In addition to looking up a domain by IP Whois lookup can also help you validate your website code with one of several Domain and SEO tools including CSE HTML validator W3C HTML validator and the CSS Validator.
ICANN requires for various reasons including to determine ownership of a domain should a dispute transpire that a publicly accessible database be maintained that contains the contact information of all domain registrants. At this point you can choose to make an offer for that domain name. Domain names under generic Top-Level Domain Names gTLDs may be registered with one of more than two thousand ICANN -accredited registrars or their resellers.
It is also possible to register domain names through a registrars resellers.
Registrars are accredited by ICANN organization and certified by the registries to sell domain names. They are bound by the Registrar Accreditation Agreement RAA with ICANN organization and by their agreements with the registries. It will give you the status of whether the domain name that you are looking for is available or not. This information which may include the name address email phone number and associated IP addresses is collected and displayed in the ICANN WHOIS Database which acts similarly to an international address book for the public.