Domain Name Server Explanation
In a domain name each word and dot combination you add before a top level domain indicates a level in the domain structure.
Domain name server explanation. Why are domain names used. Here is a brief summary of domains registrars name servers and dns. Each level refers to a server or a group of servers that manage that domain level. The domain name system dns is a hierarchical and decentralized naming system for computers services or other resources connected to the internet or a private network.
Any name with an entry in the domain name system is a domain name. The changes in a records mx records and other dns records should be done where your name servers are located. Domain registrars hold the name server records i e. It associates various information with domain names assigned to each of the participating entities.
Your domain name remains unchanged even if you change the server hosting your web site. For example howstuffworks in our domain name is a second level domain off the com top level domain. Domain names follow the rules and specifications laid down by the domain name system. The only thing required on your part is to notify the dns about your new server.
Name servers hold dns records. When a company or a person purchases a domain name they re able to specify which server the domain name points to. Most prominently it translates more readily memorized domain names to the numerical ip addresses needed for locating and. Domain name is a string used to identify a resource on the internet.
A domain name server maintains a directory of domain names and their matching ip addresses. Dns records tell web browsers and email clients where to point the query. What is a domain name. Domains are purchased through domain registrars.
A domain name takes the form of two main elements. Domain name server definition domain name server what is it. 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. A domain name server also called dns is the internet s equivalent to a phone book.