Domain Name Server Definition

Short for domain name system dns is an internet service that translates domain names to ip addresses.

Domain name server definition. A dns name server is a server that stores the dns records such as address a aaaa records name server ns records and mail exchanger mx records for a domain name see also list of dns record types and responds with answers to queries against its database. Domain names are alphabetic and therefore easy to remember but the internet is based on numeric ip addresses so a dns server is required for computers to communicate with one another. In other words a dns server is the primary component that implements the dns domain name system protocol and provisions domain name resolution services to web hosts and clients on an ip based network.

Resolvers are client programs that extract information from name servers in response to user requests. A dns name server responds with answers to queries against its database. If one dns server doesn t know how to translate a particular domain name it asks.

A domain name server maintains a directory of domain names and their matching ip addresses. See dns records zone file reverse dns recursive dns ddns. These servers can set the information or cache it.

A dns server name server consists of server software that uses a dns database to respond to requests that relate to the domain namespace. The domain name is the organization s identity on the web and the hostname is the name of the web server within that domain see www. The dns is in fact its own network.

A dns server is a computer server that contains a database of public ip addresses and their associated hostnames and in most cases serves to resolve or translate those names to ip addresses as requested. A dns name server is a server that stores the dns records for a domain. Domain name server what is it.

The domain name server is defined as a system of servers at internet service providers that converts a url into an ip address in order to exchange information on the internet. The most common types of records stored in the dns database are for start of authority soa ip addresses a and aaaa smtp mail exchangers mx name servers ns pointers for reverse dns lookups ptr and domain name aliases cname. As as a rule they host on dedicated hosts they have also named the computers that host these programs.