domaindetails.com
Back to Academy
Free Course
Beginner

Domain Fundamentals

Master the basics of domain names

12 lessons
5-6 hours

About this course

A comprehensive 12-lesson course covering everything beginners need to know about domain names, DNS, registration, and the infrastructure that powers the internet. Perfect for first-time domain buyers or anyone wanting to understand how the web really works.

What you'll learn

  • Understand how domain names and DNS work together
  • Know the difference between domains, hosting, and websites
  • Choose the right domain extension for your needs
  • Successfully register and configure your first domain

Course Content

1

What is a Domain Name?

Start here

Start with the basics: understand what domain names are, why they exist, and how they serve as the foundation of your online presence.

Domain names are human-readable addresse...They translate to IP addresses that comp...
8 min
2

How Domain Names Work

Discover the fascinating journey that happens in milliseconds when someone types your domain into their browser.

DNS resolution happens in under 100 mill...Multiple servers work together to find y...
9 min
3

Domain vs Website vs Hosting

Clear up the confusion between these three essential but different components of your online presence.

Domain = your address, Hosting = your la...You can have a domain without a website
7 min
4

Understanding DNS

The Domain Name System is the internet's phonebook. Learn how this crucial infrastructure makes the web work.

DNS converts domain names to IP addresse...There are different types of DNS records...
9 min
5

Nameservers Explained

Nameservers are the traffic directors of the internet. Understand what they do and why they matter.

Nameservers store your domain's DNS reco...You typically have 2-4 nameservers for r...
10 min
6

Choosing Domain Extensions

With over 1,500 TLDs available, learn how to pick the right extension for your project or business.

.com is still king but alternatives are ...Country-code TLDs are great for local bu...
10 min
7

Understanding Domain Registrars

Learn what registrars do, how they work with registries, and how to choose the right one for your needs.

Registrars are authorized to sell domain...They act as intermediaries between you a...
10 min
8

What is ICANN?

Understand the organization that oversees the internet's naming system and why it matters.

ICANN coordinates the global domain name...They accredit registrars and approve new...
11 min
9

Choosing the Perfect Domain Name

Learn the art and science of selecting a domain name that's memorable, brandable, and effective.

Keep it short, memorable, and easy to sp...Avoid hyphens and numbers when possible
14 min
10

Understanding Subdomains

Subdomains let you organize your web presence. Learn when and how to use them effectively.

Subdomains are prefixes like blog.exampl...They can point to different servers or s...
8 min
11

Using Domain Name Generators

Stuck finding the perfect name? Learn to use generators and brainstorming tools effectively.

Generators combine keywords and suggest ...Filter results by availability and TLD
12 min
12

Registering Your First Domain

Put your knowledge into action with this step-by-step guide to registering your first domain name.

Compare registrars on price, features, a...Enable privacy protection and auto-renew...
12 min

Ready to start?

FREE
Start Lesson 1

Track your progress across devices:

Already started? Recover progress

Who it's for

  • Complete beginners to domains
  • New website owners
  • Small business owners
  • Anyone curious about how the internet works