Wednesday, 23 January 2019

What is Domain Name System

What is Domain Name System?

Answer:

The Domain Name System (DNS) helps users to find their way around the Internet.
Every computer on the Internet has a unique address, called the "IP address". But it is
hard to remember everyone's IP address. The DNS makes it easier by allowing a
familiar string of letters (the "domain name") to be used instead of the IP address. So
instead of typing 192.0.34.65, you can type www.indg.in, which is easier to
remember.
Domain names have the format: hostname.subdomain.top-level-domain. Eg.
www.indg.gov.in. The third set of letters of an address are intended to indicate the
type of organization hosting the computer.
Domain name &Meaning
COM -Commercial organizations
GOV- Government institutions
NET- Major Network support centers
ORG -Organizations other than those above

Two letter codes - The final two letter codes indicate the country of origin.
Eg:.'in' is used for India

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