A Beginner’s Guide to CDN: What it is and How it Works

Love Sharma
ByteByteGo System Design Alliance
8 min readFeb 23, 2023

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Content Delivery Network (CDN) is a distributed server system that delivers web content to users based on their geographic location. The purpose of CDN is to reduce latency and improve the overall performance of websites and online applications.

When a user requests a web page, the content is delivered from the nearest CDN server rather than the origin server, which can be thousands of miles away. This leads to faster load times, improving the user experience and contributing to higher search engine rankings and lower bounce rates. CDN…

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Love Sharma
ByteByteGo System Design Alliance

Love is an experience cloud engineer with a demonstrated history of building large scale enterprise application.