Fastly global internet outage: why did so many sites go down — and what is a CDN, anyway?

If you were having difficulty accessing your favourite website on Tuesday evening Australian time, you’re not alone. A jaw-dropping number of major websites around the globe suddenly became unavailable with no immediately obvious explanation — before reappearing an hour later.

theconversation Fastly global internet outage: why did so many sites go down — and what is a CDN, anyway?