What Are domain names? An Easy To Follow 6 Part Guide

An Introduction to Domain Names

We use domain names every day, perhaps without even realizing it. Whenever we type a website address into our browser or click on a link from our search results, we’re using a domain name. But what exactly is it?

The Analogy of Domain Names

Imagine your house. You’ve got an address that helps people find where you live, right? A domain name is similar to that address. It points folks in the right direction on the vast expanse of the internet.

Why Domain Names are Crucial for Online Identity

In today’s digital age, establishing an online identity is essential for businesses, influencers, and anyone looking to share their ideas or services on the web. Domain names play a central role in this. They are often the first thing people see when they search for you online, making them a key element in your online branding strategy.

History and Evolution of Domain Names

Believe it or not, the concept of domain names wasn’t always as user-friendly as it is now. In the early days of the internet, users had to remember numeric IP addresses to access different computers. This system quickly became cumbersome as the web expanded. The introduction of domain names in the 1980s provided a more human-friendly way to access websites, and as the internet grew, so did the complexity and utility of these domains.

How Domain Names Work

Domain names are essentially the “addresses” of the web. When you want to visit a website, you type in its domain name, and your browser fetches the website for you. But how does it all happen?

The Importance of the DNS System

DNS stands for Domain Name System. Think of it as the phonebook of the internet. Instead of flipping through pages to find a number, the DNS system quickly turns the domain name you typed into a number (known as an IP address) that points to the correct website.

Understanding IP Addresses

An IP (Internet Protocol) address is like the phone number for a website. While we humans prefer names (easier to remember than a string of numbers, right?), computers like numbers. Each website has an IP address, but thanks to domain names and the DNS, we don’t have to remember them.

Domain Structures and Components

Domains aren’t just random words or names. They have a structure and specific components.

Top-Level Domains (TLDs)

This is the last segment of a domain name, like .com, .org, or .net. There are even fun ones like .pizza and .ninja!

When choosing a domain name, the extension (or TLD) you choose can communicate vital information about your website.

  • .gov: Used by government entities
  • .edu: Reserved for educational institutions
  • .org: Often chosen by non-profit organizations
  • .biz: Indicates a business entity

Choosing the right extension can bolster your site’s credibility and give users a hint about its content before they even click.

domain names extensions


Ever seen a domain that starts with ‘www’? That’s a subdomain. There are others too, like ‘blog.example.com’. It’s a way to create separate areas or themes for a website under the same main domain name.

How to Choose a Domain Name

Picking a domain name is a mix of branding, marketing, and a sprinkle of creativity.

Keeping It Simple and Memorable

Long or complicated domain names? Big no-no. People should be able to remember and type it easily.

Branding and Professionalism

Your domain is your brand’s online identity. So, choose a name that reflects what you do and stands out in a crowd.

The Role of Domain Registrars

Want your own domain name? You’ll need a registrar.

Registering Your Domain

This is the process of choosing and buying your unique domain name through a registrar. Once you have it, it’s yours as long as you renew it!

Examples of Domain Names

  1. Google.com: The domain for the world’s most famous search engine.
  2. BBC.co.uk: A UK-specific domain for the British Broadcasting Corporation.
  3. Wikipedia.org: A domain for the free encyclopedia anyone can edit.

Common Misconceptions about Domain Names

  1. “Domain name and website hosting are the same”:
    Domain names are like addresses, while hosting is where your website’s data is stored.
  2. “Once I have a domain name, it’s mine forever”:
    Domains are leased and must be renewed. If not renewed, they can be purchased by someone else.
  3. “All the good domain names are taken”:
    With creativity and the wide range of new TLDs, there are plenty of opportunities to find a fitting domain name.

If you are looking for guidance on hosting, why not check out our What Is Web Hosting article.

Protection and Security of Domain Names

Once you’ve secured your perfect domain name, it’s essential to protect it. Cyber threats, such as domain hijacking, can disrupt or damage your online brand. Ensure your domain registrar provides security measures like two-factor authentication and domain locking to keep your digital identity safe.


Understanding domain names goes beyond just knowing they’re the addresses of the internet. They’re the pillars of our online identities, our businesses’ digital front doors, and a crucial aspect of modern-day branding and marketing. Whether you’re an entrepreneur, a blogger, or simply an internet user, understanding and appreciating the importance of domain names is essential in navigating the digital world.


  1. What’s the difference between a domain and a website?
    A domain is the address, while the website is the “house” or content behind that address.
  2. How often do I need to renew my domain name?
    Typically, domains need to be renewed annually, but some registrars offer multi-year options.
  3. Can I change my domain name after registering it?
    Once registered, you can’t alter it. However, you can buy a new domain and redirect the old one to the new address.
  4. Is www. a domain?
    No, www. is a subdomain. The domain would be what comes after, like “example.com.”
  5. Why are some domain extensions more expensive than others?
    Pricing can depend on demand, perceived value, and the registrar’s pricing policies.

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