Domain Name System Full Definition. The domain name system DNS is a naming database in which internet domain names are located and translated into internet protocol IP addresses. DNS translates domain names to IP addresses so browsers can load Internet resources.
The domain name system DNS connects URLs with their IP address. A domain is a logical group of computers in a large network. 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 explanation of this function can be by comparison with a telephone information service that has current contact data and provides them when someone requests them.
This system transforms domain names to IP addresses and makes it possible to assign domain names to groups of Internet resources and users regardless of the entities physical location. The domain name system DNS connects URLs with their IP address. It specifies all domain levels including the top-level domain and the root zone. DNS Domain Name System is a hierarchical nomenclature system that deals with domain name space management.