An entity which acts on behalf of a Registrant regarding original domain name registration, transfers or contact/DNS modifications. The Registrar is the entity which submits and maintains the Registrants domain name with the Registry database.
A company whose business it is to register domain names with a particular registry. Registrars are intermediaries between domain name holders and registries. They charge end users for their registration services and pay a fee to the registries for the right to engage in this business.
A company in the business of registering domain names which is authorized to receive domain name registration requests, approves registrations, and initiates propagation of registration information throughout the Internet. An accredited registrar is also permitted to update the global domain name database directly. (Example: Names4ever.Com is an accredited domain name registrar)
A domain name registrar is a company accredited, either by the Internet Corporation for Assigned Names and Numbers (ICANN), or by a national ccTLD authority or both, to register Internet domain names . ICANN has authority over g TLDs, or Generic Top Level Domains. Examples of gTLDs include .com, .net and .org.