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Deets On DNS
Let’s get started
“The Domain Name Server (DNS) is
the Achilles heel of the Web. The
important thing is that it’s managed
responsibly”
Tim Berners-Lee
Important terms
✘Domain name is the URL of the website
✘IP address is the location of the website on
the internet
✘A top level domain is the part of the URL after
the period
DNS stands for domain name system.
What is DNS?
An unordered labeling system that renders
host names to ip addresses.
*host name = determines a computer on a network or a domain on the internet
Certain domain name
for example:
✘ google
✘ popcorn
✘ fish
✘ guacamole
The structure of a Domain Name
Top Level Domain
for example:
✘ com
✘ net
✘ org
✘ gov
250,000,000
Number of registered domain names
in the last quarter of 2012
Domain name registration process
1. Submit domain
name registration
request to a
registrar
2. Registrar
will send all
info to the
registry
3. Registry files
the contact
information
for the Whois
4. Registry adds
domain zone files
to the master
servers
Percentage of TLDs used, based out of 2 million
THANKS!
Check out:
✘ Techknowbook.com
✘ deets-on-dns.com

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DNS