Blog

CDN Cache and Machine Learning

The majority of the Internet’s content is delivered by global caching networks, also known as Content Delivery Networks (CDNs). CDNs enhance performance by caching content in servers located in user proximity. This proximity enables fast content delivery but requires CDNs to operate servers in hundreds of networks around the world. A major operational cost factor is the bandwidth cost between…

CDN Cache Ratio

This post is about the Cache ration and explains how CDN can cache your content. One of the most common metrics for evaluating CDN performance is cache hit ratio (CHR). CDN customers have used it for years as a primary indicator of how well a CDN is serving their users and handling their traffic. It’s not uncommon to see “98%…

Cache-Control Headers

CDN's job is to Cache the content locally. This can be done with the Cache-Control headers. The headers are: Cache-Control: Max-Age The max-age request directive defines, in seconds, the amount of time it takes for a cached copy of a resource to expire. After expiring, a browser must refresh its version of the resource by sending another request to a…