It is a type of server that is able to manage, maintain, and process internet domain names and their records. In 1983, Jon Postel and Paul Mockapetris designed and implemented the first DNS. Mainly, it was designed to provide websites to end-users over the Internet. It is always required to connect to the internet to obtain services. It includes storage that stores different domain names, internet hosts, DNS records, network names, and other data. It has the ability to convert a domain name into its respective IP address.