Posts by Olafur Gudmundsson

What happened next: the deprecation of ANY

Published on by Olafur Gudmundsson.

Almost a year ago, we announced that we were going to stop answering DNS ANY queries. We were prompted by a number of factors: The lack of legitimate ANY use. The abundance of malicious ANY use. The constant use of ANY queries in large DNS amplification DDoS attacks. Additionally, we

DNSSEC Done Right

Published on by Olafur Gudmundsson.

This blog post is probably more personal than the usual posts here. It’s about why I joined CloudFlare. I’ve been working on DNSSEC evolution for a long time as implementor, IETF working group chair, protocol experimenter, DNS operator, consultant, and evangelist. These different perspectives allow me to look