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CDNs in a Nutshell
When I first joined Fastly two years ago, I had a vague idea of what Content Delivery Networks – CDNs – were and how they worked. Since then I’ve learned quite a bit more from some very bright folks and now have a pretty good grip on things. It recently occurred to me that there are probably a lot of people who think about CDNs the way I once did, so I decided to share what I’ve learned by writing this article and hopefully in the process showcase some of the ways Fastly is different from traditional CDNs.
Move Fastly
When I started Fastly in 2011 I wanted to bring the CDN experience into the 21st century – CDNs were too slow, inflexible and opaque. Based on our experience building large websites, we re-thought how to deliver content, built a powerful caching engine and tied it together with advanced distributed systems.
