Domain Name Server And Domain Name System
A domain name can be more than just a website.
Domain name server and domain name system. 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. The domain name system dns is a spinal cord of the internet communication that use to translates a domain name to ip addresses hence request can route to right web server server over the internet and browsers can load web page. The dns resolver is the server who does most of the process in translating a domain name to an ip address. This could be a website a mail system print server or any other server that is available on the internet.
The internet has 13 root servers that function based on their particular role. When someone or an entity purchases a domain the tld registry updates the tld name. These servers are maintained by various. At the top level of the hierarchy there is a root server that stores a complete database of internet domain names and their associated ip addresses.
Dns servers communicate with each other using the private network protocol. When you type the website name in your browser the browser sends a request to the dns server if the website domain name is registered in the database. Similar thing happens in working of dns. In the context of dns a domain name provides a user friendly way to point to non local resources.
All dns servers are organized in a hierarchy.