The Journey Of A Web Request: The Complexity Behind A ‘Just Google It’ Query
Every day, we rely on the internet for various tasks, whether it’s work, connecting with friends, or seeking entertainment. It has become an essential part of our lives. When it comes to finding information, we often turn to Google, assuming it’s a simple process. However, from a technical perspective, the inner workings of this seemingly straightforward process can be quite complex.
In this blog, we will explore what happens behind the scenes when you type “www.google.com" into your browser. We will explore the key components involved in fulfilling your web request, including the URL, DNS request, TCP/IP, Firewall, HTTPS/SSL, Load-balancer, Web server, Application server, and Database.t all starts from a URL:
URLs play a crucial role in navigating the vast web of information. They serve as digital addresses, guiding us to specific websites, files, or resources. Just as you need to know your friend’s home address to visit them.The most common structure you encounter while browsing the internet is something like “https://www.website.com". However, URLs can become more complex, incorporating additional components like paths, files, and parameters, such as “https://www.website.com/path/file?parameter=value."
The most common structure you encounter while browsing the internet is something like “https://www.website.com". However, URLs can become more complex, incorporating additional components like paths, files, and parameters, such as “https://www.website.com/path/file?parameter=value."
In this blog post, I’ll focus on explaining the basic structure of a URL using the example of “https://www.google.com." By examining this familiar URL, we’ll gain a deeper understanding of how web addresses function and the information they convey.
Anatomy of “https://www.google.com":
Now, let’s investigate the anatomy of the URL “https://www.google.com" and break it down.
Protocol: The URL starts with “https://”, where “https” stands for Hypertext Transfer Protocol Secure. This protocol ensures secure communication between your browser and the server, encrypting the data exchanged.
Subdomain: Following the protocol, we have “www.” as the subdomain. The “www” subdomain is commonly used to indicate that the resource is part of the World Wide Web.
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