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Mozilla Firefox Google Chrome Opera
Safari Mircosoft Edge Internet Explorer
Do you know?
Mosaic was the first graphical web browser.
Web Address
Web Address is the name for identifying a website on the Internet. On Internet, there are numerous web
sites; it is only with the help of web address that we can find a particular website.
Text-based addressing system on Internet is called Domain Name System (DNS). In this system, each
website has a unique name such as www.orangeeducation.in, www.google.com, etc.
The last two or three letters of the web address are called Top Level Domain (TLD) which provide
information about the root of the domain for the type of organization to which the address belongs to. It
is alphabetical and helps to identify an address in the Domain Name System.
Some common Top Level Domains are:
Abbreviations Used to Denote
.com Commercial firms
.edu Universities/Educational firms
.gov Government Bodies/Organisations
.mil Military Organisations
.net ISP’s/Networks
.org Non-Government/Non-Profit Organisations
.co National and Multinational Companies
.int International Organisations
In DNS, codes of countries can also be included. The code comprises of two letters. Some common codes
of certain countries are:
Networking 15

