Domain name


A name that identifies an IP address. For example, the domain name represents the IP address  Domain names are used in URLs to identify particular Web pages. For example, in the URL, the domain name is


Every domain name has a suffix that indicates which top-level domain it belongs to. There are only a limited number of such domains. For example:



Because the Internet is based on IP addresses, not domain names, every Web server requires a Domain Name System (DNS) server to translate domain names into IP addresses.