So, if you currently (as of writing this article) go to any website that is hosted on the Fastly CDN, you will find the “Error 503 Service Unavailable” message pop-up on your screen.
Currently, if you go to Fastly’s Service Status page, you will find several updates about today’s interruption. Although we do not know anything specific about what caused the failure, the global disruption affected millions of users as well as businesses around the world.