40 Structure Domain Name System Update

A domain is a subtree of the dns name space.

Structure domain name system. Simply put the dns converts the names typed in the web browser address bar into ip addresses. Before the domain name structure was developed computer names and ip addresses were mapped using a flat list and stored in a simple text file called the hosts file. The domain name system comprises of domain names domain name space name server that have been described below.

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 structure and domain name system were developed to organise and find the ip addresses of computers on large distributed networks. The domain name system dns has a hierarchical inverted tree structure.

Domain name system architecture. The top level domain names tlds are a well known set of names that are administered by internet corporation for assigned names and numbers icann. Dns which stands for domain name system is used as the medium to translate domain names to their respective ip addresses when a client initiates a request query.

Global uniform hierarchical retrieval system domain name system was created in 1985 alongside these numeric addresses so that each ip address could be mapped to a globally unique user friendly domain name 1 ia 03in technical terms the routing of data to the correct address is still exclusively. The dns hierarchical inverted tree structure is called the dns namespace. A domain can further divided in to sub domains.

The domain name system dns is a naming database in which internet domain names are located and translated into internet protocol ip addresses. The domain name systems is hierarchical and distributed. The domain name system dns is the system used to translate alphanumeric domain names into internet protocol numbers.

Dns stores the database of all. It associates various information with domain names assigned to each of the participating entities. The dns namespace tree has a unique root and large number of sub trees.