What Happens When You Visit a Website? | Networking Basics

In this video, we explore what really happens behind the scenes when you visit a website. From typing a URL into your browser to seeing a fully loaded web page, we break down each step in the journey with clear visuals and beginner-friendly explanations.

You'll learn about URL parsing, DNS lookups, HTTP requests, browser rendering, error handling and more. Whether you're curious about how the internet works or looking to strengthen your understanding of web technologies, this video gives you a solid foundation.

By the end, you'll have a much clearer picture of how modern websites load and why each step matters.

📌 Chapters Covered:
Entering a Website Address (URL)
Parsing the URL
DNS Lookup
Establishing a Connection (TCP/IP)
Sending the HTTP Request
CDN Involvement
Server Response
Rendering the Web Page
Handling Errors (404, 500,...)

Link to our video on Network Protocols:    • Network Protocols Explained: Networking Ba...  
Link to our video on IP Addresses:    • IP Addresses Explained: Networking Basics  
Link to our video on Port Numbers:    • Network Ports & Port Numbers Explained: Ne...  
Link to our video on Cybersecurity Basics:    • Cryptography Basics: Intro to Cybersecurity  

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Timestamps:
00:00 - Intro
00:23 - Entering the URL
01:09 - Parsing the URL
02:23 - DNS Lookup
03:16 - TCP/TLS Handshake
05:14 - HTTP Request
05:58 - CDN Involvement
06:55 - Response
07:38 - Rendering
08:26 - Error Handling
09:17 - Conclusions
09:48 - Outro

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