I n this article we will talk about what is domain name system and what exactly it does. So let us start. Domain Name: D omain name is an unique name used to identify website on internet. There rules and procedures are defined in Domain Name System i.e DNS. Any name registered in the DNS is a domain name. Domain names are case-insensitive, so com, Com, and COM mean the same thing. A full domain name is a sequence of labels separated by dots (.). Domain Name System (DNS): D omain Name System is an invention of a hierarchical, domain-based naming scheme and a distributed database system for implementing this naming scheme. It is primarily used for mapping host names to IP addresses but can also be used for other purposes. DNS Provides the protocol that allows the client and servers to communicate with each other. Name Space: I n DNS Name Space is structured as a tree, with domain names referring to nodes in the tree. The tree has a root, and a fully-qualified domain name i...
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