Most hosts have a name, as well, since host names are easier to remember than host addresses.
This article will describe Internet domain names and the structure of the DNS, followed by a brief tutorial about creating and maintaining the DNS information. Domain administrators are responsible for host name and address assignment within their domain. Domain name tree. Each country determines for themselves how the country-based subdomains, and the associated DNS database, will be organized. The address cnri.reston.va.us , for example, refers to the Corporation for National Research Initiatives located in Reston, Virginia.