April 03, 2014 1:34AM
Introducing CNAME Flattening: RFC-Compliant CNAMEs at a Domain's Root
CNAME
Reliability
DNS
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....
April 01, 2014 2:19AM
The weird and wonderful world of DNS LOC records
RRDNS
DNS
Reliability
Attacks
Go
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....
January 30, 2014 9:24AM
CloudFlare DNS is simple, fast and flexible
DNS
TTL
Reliability
Over the past few years, the CloudFlare blog has covered a great range of different topics, drilling down into the technology we use to both protect websites from attack, and optimise them so that they load faster for visitors....
August 27, 2013 7:15PM
Details Behind Today's Internet Hacks
Attacks
Post Mortem
DNS
Reliability
At 1:19pm (PDT) today, a researcher noticed that the New York Times' website wasn't loading. We know the New York Times tech team, so we sent an email to check in. A few minutes later, the CTO of the NYT called us back....
August 27, 2013 1:10AM
The story of a little DNS easter egg
DNS
Reliability
Attacks
CNAME
RRDNS
About a year ago, we realized that CloudFlare's current DNS infrastructure had some challenges. We were using PowerDNS, an open source DNS server that is popular with hosting providers....
August 06, 2013 3:40PM
What's the story behind the names of CloudFlare's name servers?
We're going to do a series of blog posts about some of the inner workings of CloudFlare. One of the questions we get often is what the names of our name servers mean. Here's the story....