Domain Names

[Sudhakar]

The term domain name has multiple related meanings:

A hostname that identifies a computer or computers on the Internet. These names appear as a component of a Web site's URL, e.g. en.wikipedia.org.

Registered domain names, which are obtained from domain name registrars.

Names used for other purposes in the Domain Name System (DNS), for example the special name which follows the @ sign in an email address, or the Top-level domain names like .com, or the names used by the Session Initiation Protocol (VoIP), or DomainKeys.