What is DNS (Domain Name System)?

Domain Name System (DNS) is what makes it possible for users to connect to websites using Internet domain names and searchable URLs rather than numerical Internet protocol addresses, but how does this all work?

In this lightboard video, Pooja Devarajan with IBM Cloud, visually breaks down what DNS is, how it works, and walks use through the DNS lookup process to show how a DNS record is returned from a DNS Server.

Chapters:

0:00 - Intro

0:14 - Differences between DNS and IP Address

1:27 - DNS Resolver

2:28 - How DNS Lookup process works

6:52 - Summary