Domain Name System
-It is a hierarchical distributed naming system for computers, services, or any resource connected to the Internet or a private network
-It is organized into a naming hierarchy which is used to identify domains that are at different levels
-It provides name server operations, which entails mapping a user-friendly name to a routable address
Domain
-Is a group of computers with a common set of rules.
Subdomain
-Is a domain in a domain
Top Level Domain Names Example:
- .com - commercial organization
- .edu - educational institutions
- .org - noncommercial organization
- .gov - government
- .net - companies involve in the Internet infrastructure
- .biz - added to accommodate buisness
- .info - informational website
- .aero - aerospace company
- .pro - professional groups
Reference:
http://moodle.pshs-brc.edu.ph/pluginfile.php/4383/mod_resource/content/0/Protocols%20and%20DNS_2014.pdf
http://www.hitech-blog.com/wp-content/2013/04/dns_logo.jpg
