Nameserver

Nameserver (alternatively spelled, name server; also known by its acronym, NS, and as DNS server; hereinafter, the Server) is a server-side engine that responds to service protocol requests while providing all the data that DNS needs in order to function.

, which are queries against a directory service in a network.

It translates an often humanly meaningful, text-based identifier to a system-internal, often numeric identification or addressing component. This service is performed by the server in response to a .

An example of a nameserver is the server component of the Domain Name System (DNS), one of the two principal namespaces of the Internet. The most important function of DNS servers is the translation (resolution) of human-memorable domain names and hostnames into the corresponding numeric Internet Protocol (IP) addresses, the second principal name space of the Internet which is used to identify and locate computer systems and resources on the Internet.