Content Delivery Networks for Global Performance
Content Delivery Networks for Global Performance Content delivery networks (CDNs) place copies of your web files in many locations worldwide. When a user visits your site, the nearest edge server serves the request, cutting travel time and speeding loads. Edge caching covers static assets like images, CSS, and JavaScript. The origin holds the master copy; the CDN stores fresh copies according to cache-control headers or a TTL. If content is missing or stale, the edge fetches it from the origin and updates its cache. ...