How the Dyn outage affected Cloudflare

Published on by John Graham-Cumming.

Last Friday the popular DNS service Dyn suffered three waves of DDoS attacks that affected users first on the East Coast of the US, and later users worldwide. Popular websites, some of which are also Cloudflare customers, were inaccessible. Although Cloudflare was not attacked, joint Dyn/Cloudflare customers were affected.

Zone Apex / Naked Domain / Root Domain CNAME Support for Amazon EC2, Google App Engine and Other Cloud Hosts

Published on by Matthew Prince.

CloudFlare now supports CNAME Flattening, which is a better solution to this same problem. Read more in our knowledge base about RFC-compliant support for CNAME at the root. One of the challenges of using a service like Amazon Web Services (AWS) Elastic Cloud (EC2) is you need to point your