What is domain name
A domain name specific name of a website’s address . This address is a form of string . For example in “www.example.com” example.com is domain name . Domains are text strings bounded in rules and form by procedures of the Domain Name System also called DNS).
Any name registered in the DNS , is a domain name.
It is used to identify one or more IP addresses. For example, the domain name tectrick.org represents about a dozen IP addresses.
Why It is required
When you create a web page or website and put in on web server by you . Your web host provide you an internet protocol address . ip address is in form of numbers ( 168.153.157.01 ) . This type of strings are not meaning full and not easy to remember it .
It is solution of the problem . When you type a website name in web browser , Domain name system convert it into ip address to identify proper location .
How to use an domain name
Domain name is used to locate a webpage or website .
As in above example suppose 168.153.157.01 is ip address of a website www.example.com . When user type www.example.com in the web browser it translate it to ip address of this website 168.153.157.01 , to find it .
A web page url is www.example.com/demo is also means 168.153.157.01/demo .
Now i hope you will understand the DNS . It is useful because locate a file using ip addresses is much complex work .
Every domain name has a suffix that indicates which top level domain (TLD) it belongs to. There are only a limited number of such domains.
Who Register Name
Domain name registrar is domain name registration and managing organization . The management is done in accordance with the guidelines of the designated domain name registries.
A domain name registry is a database of all website names .