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Understanding the Difference Between a URL, Homepage, HTTPS, and WWW

Written by Tim Byrne | August 2026

When discussing websites, terms such as URL, homepage, HTTPS, and WWW are often used interchangeably. However, each refers to a different component of a website and understanding the distinction can help business owners, marketers, and website users navigate the web more effectively.

What is a URL?

A URL (Uniform Resource Locator) is the complete web address used to locate a specific page, file, or resource on the internet. For example:

https://www.example.com/services/seo

This entire string is a URL. It tells your browser exactly where to find a particular piece of content. A URL can point to a homepage, a product page, a blog article, an image, or any other online resource.

Think of a URL as the equivalent of a postal address for a specific location on the internet.

What is a Homepage?

The homepage is the main entry page of a website. It is typically the first page visitors see when they type a domain name into their browser.

For example, when someone visits:

https://www.example.com

they are usually taken to the website's homepage.

The homepage serves as a central hub, providing navigation links, key information about the business, and pathways to other important pages. While every website has a homepage, it also contains many other pages with their own unique URLs.

What is HTTPS?

HTTPS stands for HyperText Transfer Protocol Secure. It is the secure version of HTTP, the protocol used to transfer data between a web browser and a website.

The "S" stands for "Secure" and indicates that information exchanged between the user and the website is encrypted. This helps protect sensitive data such as passwords, contact forms, and payment information from cybercriminals.

Modern browsers favour HTTPS websites and search engines such as Google consider HTTPS a ranking factor, making it important for both security and SEO.

What is WWW?

WWW stands for World Wide Web. In website addresses, "www" appears as a subdomain before the main domain name.

For example:

www.example.com

Historically, "www" identified a web server, distinguishing it from other services such as email servers. Today, many websites work with or without the "www" prefix because they automatically redirect visitors to a preferred version.

In Summary

A URL is the complete address of a web resource, a homepage is the main page of a website, HTTPS is the secure protocol used to transfer data, and WWW is a traditional subdomain often used in website addresses. Together, these elements help users access websites safely and efficiently.