DNS: The Internet's Phonebook

How does a computer know how to reach youtube.com? This domain name needs to be translated to an IP address and that’s where DNS comes in. Let’s learn how it works!

The Domain Name System is an important protocol that helps make the internet accessible for everyone. It’s safe to say that without DNS, the internet wouldn’t have been as big as it is today.

Music used in this video: Oxygen Garden by Chris Zabriskie


This video wouldn’t be possible without the work of others. Here are the sources I’ve used during my research & script writing:

Mockapetris, P. (1983). RFC-882 Domain Names-Concepts and Facilities. Network Working Group, 31. Retrieved from https://tools.ietf.org/pdf/rfc882.pdf

Kozierok, C. M. (2005). DNS Name Resolution Process. Retrieved from http://www.tcpipguide.com/free/t_DNSNameResolutionProcess-2.htm

Pi-hole: A black hole for Internet advertisements. Retrieved from https://pi-hole.net

Domain Name System. Wikipedia. Retrieved from https://en.wikipedia.org/wiki/Domain_Name_System