The Internet is inherently unreliable, a collection of networks connected to each other with fiber optics, copper, microwaves and trust. It’s a magical thing, but things on the Internet break all the time; cables get cut, bogus routes get advertised, routers crash. Most of the time, these failures are
It is no secret that at CloudFlare we put a great effort into accelerating our customers' websites. One way to do it is to reduce the size of the images on the website. This is what our Polish product is for. It takes various images and makes them smaller using
Three years ago we launched Railgun, CloudFlare's origin network optimizer. Railgun allows us to cache the uncacheable to accelerate the connection between CloudFlare and our customers' origin servers. That brings the benefit of a CDN to even dynamic content with no need for 'fast purging' or other tricks. With Railgun
Almost exactly a year ago, CloudFlare announced a feature called Mirage. Mirage was designed to make the loading of images faster in two primary ways: 1) deliver smaller images for devices with smaller screens; and 2) "lazy load" images only when they appeared in the viewport. Both of
Time To First Byte is often used as a measure of how quickly a web server responds to a request and common web testing services report it. The faster it is the better the web server (in theory). But the theory isn't very good.