A Beginners Guide to Subdomains

A domain name is a unique identifier associated with a website’s address. Domain names are crucial in establishing a unique online identity. However, understanding subdomains and their potential benefits can significantly maximise your website’s reach.

If you’re making a new website and seeking clarity on subdomains and domain names in Singapore, this article can help you understand the concept better. 

If you want a website domain name in Singapore there are different domain name services to choose from. You can also get Cheap Domain Hosting services from a few Singapore domain service providers. 

Let’s learn more about subdomains for your Website Domains.

What are Subdomains?

Subdomains are parts of a domain name before the primary domain name and extension. For example, in the URL www.google.com, “www” is the subdomain.

To understand subdomains in more depth, it’s essential to grasp the structure of a domain name. Here is more information about them.

  1. Protocol 

The “https,” section in the beginning of an URL is called the protocol. It stands for Hypertext Transfer Protocol Secure. The domain name protocol provides server guidelines and instructs a browser on sending requests to a server.

  1. Domain name

In www.google.com, the “google.com” is the primary domain name. Domain Name Service consists of two main parts.

  1. TLD (Top-Level Domain) is the “.com” portion that indicates the website’s general category or purpose.
  2. SLD (Second-Level Domain) is the name registered with the domain registrar, in this case, “google.”
  3. Subdomain

A subdomain includes an additional name before the SLD. For instance, if the Vodien blog was hosted on https://blog.vodien.com/learn, “blog” would be the subdomain.

What is a Subdomain Used for?

Subdomains have various applications like,

  1. Creating different language versions of a website (e.g., en.abc.com).
  2. Establishing a mobile version of a website (e.g., m.abc.com).
  3. Setting up a network of unrelated sites. For example, create your blog on a subdomain (yourblog.wordpress.com) using the WordPress.com account.

How to Create a Subdomain

You must have a primary domain before setting up a subdomain.

To create a subdomain, follow these steps:

  1. Determine the subdomain’s name and add it as a record in your DNS (Domain Name System) settings.
  2. Set up a redirection to the server hosting your subdomain.
  3. While configuring DNS settings, you will notice that www.yoursite.com points to yoursite.com. It makes “www” a subdomain as well.


It is crucial to have a good grasp of subdomains to unlock the full potential of your website. By harnessing the power of subdomains, you can significantly improve the experience for your visitors, organise your content more efficiently, and increase your visibility online. 

Furthermore, using subdomains effectively, you can quickly take your website to new heights and achieve your goals in the ever-evolving digital landscape.

You may also like