DNS (Domain Name System)

An Internet service that translates domain names into PI addresses.

A hierarchical, distributed database that contains mappings of DNS domain names to various types of data, such as IP addresses. DNS enables the location of computers and services by user-friendly names, and it also enables the discovery of other information stored in the database. [Exchange 2003]

A hierarchical, distributed database that contains mappings of DNS domain names to various types of data, such as IP addresses. DNS enables the location of computers and services by user-friendly names, and it also enables the discovery of other information stored in the database. [Exchange 2007]

A collection of distributed databases (domain name servers) that maintain the correlation between domain name addresses and numerical Internet protocol (IP) addresses. [Exchange 5.5]