Introducing CNAME Flattening: RFC-Compliant CNAMEs at a Domain's Root

Published on by Matthew Prince.

This post is about a new feature we've been quietly rolling out over the last few months. Last week we began enabling it for everyone by default. It's called CNAME Flattening and it's a bit geeky, but very useful and important if you’re using cloud-based services and you hate having a “www” subdomain. The gist is: you can…

The weird and wonderful world of DNS LOC records

Published on by John Graham-Cumming.

A cornerstone of CloudFlare's infrastructure is our ability to serve DNS requests quickly and handle DNS attacks. To do both those things we wrote our own authoritative DNS server called RRDNS in Go. Because of it we've been able to fight off DNS attacks, and be consistenly one of the fastest DNS providers on the web. Implementing an authoritative DNS server is a large…

How to ensure your server's software stays secure?

Published on by Elenitsa Staykova.

At CloudFlare, security is on the top of our minds. We are always looking for ways to better secure the data we are entrusted with and improve the security of our customers' websites. With this in mind, Nick Sullivan, one of our system engineers, will hold a security-themed webcast this Thursday. Some of you may remember that Nick has blogged extensively about web encryption, cryptography and DDoS…

I joined CloudFlare on Monday along with 5,000 others

Published on by Martin J Levy.

There are days when you feel quite ecstatic and know you have succeeded in completing each and every task set before you. Monday was one of those days - well nearly. What didn’t I complete? The pile of forty-plus pages that needed filling out; but I digress. Let me explain the day. I'm the new Network Strategy guy at CloudFlare and my first day…

What do you do when the world’s attention is on you?

Published on by Serena Satyasai.

Today’s guest blogger is Rodney Gibbs. Rodney is the CIO of The Texas Tribune, a nonprofit media organization that covers public policy, politics, and government. He and his team recently supported major livestreamed events at South by Southwest (SXSW), a conference that attracts more than 70,000 music, arts and digital media aficionados. A few days before the start of the SXSW, I got a call…