A couple of weeks ago Cloudflare, one of our competitors, claimed that their edge compute platform is roughly three times as fast as Compute@Edge. The false claim is a great example of how…

Network error logging reports client-side failures and successes, enabling developers to understand how their sites function in the real world and how they might improve performance. In this…

Server Timing is a great mechanism for collecting new performance metrics in the browser. Fastly and Firefox have teamed up to make them even more powerful by adding support for using Server…

Since we made HTTP/2 generally available in November 2016, h2 traffic has been steadily growing as more customers migrate to the new version of the protocol; since the beginning of 2017, h…

Cache hit ratio is a common metric that evaluates a CDN's performance. Learn more about how to improve your cache hit ratio.

Using a CDN for beacon termination at the edge has gotten a lot of attention, in part because edge termination for beacons is cool; but it’s mostly because beaconing applications are…

We often say that Fastly can easily become an extension of your app — there are three major components that make this possible: caching, control, and visibility.

In this post and going forward, we’re going to take a step back, talk about the different types of content our customers are dealing with the most, and discuss how cacheable or uncacheable…