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A Guide to Domain Extensions


By gobrain

Jul 3rd, 2024

Ever typed a web address and just assumed it ended in .com? You're not alone! We rarely notice website endings, but ".com" is probably the first that comes to mind. Many people just assume all websites use ".com"

But did you know that there are websites with the extension .istanbul or .xyz?

While there are tons of domain extensions available, many businesses still chase the ".com" dream. Let's explore why this is and what these extensions actually do for your website.

What is A Domain Extension?

A domain extension, also known as a top-level domain (TLD), is the suffix at the end of a domain name that indicates the domain's category or country code. It appears after the "dot" in a web address. For example, in www.example.com the ".com" is the domain extension.

What're Different Types of Domain Extensions?

There are three main categories of domain extensions:

Generic Top-Level Domains (gTLDs)

These are the most common extensions you'll encounter, like .com (commercial), .org (organization), .net (network), and .info (informational).

Country Code Top-Level Domains (ccTLDs)

These extensions represent specific countries, like .us (United States), .uk (United Kingdom), or .ca (Canada). While traditionally used for location, some ccTLDs (.io, .co) have gained wider appeal.

Sponsored Top-Level Domains (sTLDs)

These extensions are meant for specific purposes or organizations, like .gov (government), .edu (educational institutions), or .mil (military).

Who’s in Charge of Domain Extensions?

The responsibility for domain extensions is divided between two main entities:

  • The Internet Corporation for Assigned Names and Numbers (ICANN): This non-profit organization acts as the global authority for domain names. ICANN, through its divisions, oversees the creation and management of domain extensions.
  • ICANN-designated Registries: Each domain extension (like .com, .org, .fr) has a specific registry that manages it.

These registries are responsible for:

  • Maintaining a database of all registered domain names under their extension.
  • Developing and enforcing specific policies for their extension (if applicable).
  • Contracting the extension out to accredited registrars.

Here's a simplified breakdown:

  • ICANN: Sets the overall rules and approves the creation of new extensions.
  • Registries: Manage individual extensions, like .com or .org.
  • Registrars (ICANN-accredited): The companies where you can actually purchase and register your domain name.

For example, VeriSign is the registry for popular extensions like .com and .net. They maintain the database of all registered .com domains and have specific policies for how .com domains can be used. However, you wouldn't buy a .com domain directly from VeriSign. Instead, you'd go through an ICANN-accredited registrar like Squarespace or Namecheap.

How to Choose the Best Domain Extension for Your Website

Choosing the right domain extension can be important for your website's brand image, search engine optimization (SEO), and overall user experience. Here are some factors to consider when making your decision:

1. Purpose of Your Site:

  • General Businesses: For established businesses or those targeting a global audience, a generic Top-Level Domain (TLD) like .com is a safe bet. It's widely recognized and trusted by users.
  • Location-Specific: If your target market is in a specific country, consider a country code TLD like .us for the United States or .uk for the United Kingdom. This can be beneficial for local SEO.
  • Industry-Specific: Newer TLDs like .shop or .blog can be descriptive and memorable for specific industries.

2. Brandability and Memorability:

  • Choose a TLD that complements your domain name and creates a cohesive brand identity.
  • Avoid overly long or complex extensions that might be difficult for users to remember or type.

3. SEO Considerations:

  • While some argue .com extensions might have a slight SEO advantage, it's not a guaranteed ranking factor.
  • Focus on high-quality content and backlinks for better SEO results.

4. Availability

  • Check if your desired domain name is available with your preferred TLD. If not, consider alternatives or a different extension.

Conclusion

In conclusion, a domain extension, also known as a Top-Level Domain (TLD), is the part of a web address that follows the dot. There are different types of domain extensions and each provide information about the nature, purpose, or geographic location of a website.

Thank you for reading.