Content Delivery Networks: Speed and Availability Worldwide
Content Delivery Networks: Speed and Availability Worldwide A Content Delivery Network (CDN) is a global system of servers that store copies of your website content. When a user loads your page, the CDN tries to serve that content from a location near them. This shortens the distance the data must travel and reduces delay, so pages load faster even for visitors far from your origin server. How it works: edge servers cache files such as images, styles, and scripts. When a user requests a file, the edge server serves a nearby copy. If the content changes, you can purge or update the cache from the origin. Intelligent routing, based on the user’s location, selects the best edge node, and some providers offer dynamic content acceleration for API calls and personalized pages. ...