Fastly is one of the major CDN vendors globally. As a regular consumer you wouldn’t be aware of their service, until a failure hits. Today the service faced a configuration issue, that apparently hit global pages like NYTimes and Bloomberg, but also Amazon, Reddit and Twitter, as reported in multiple sources. The issue is reported resolved by the vendor as of this writing. Details on their status page:
Fastly’s Status Page – Global CDN Disruption.