Preparing for Encrypted Client Hello (ECH)
Guest Post: How we defend our systems has shifted. Here’s what organizations and schools need to know.
Tag: DNS
[Podcast] How many DNS nameservers is enough?
Geoff Huston examines the number of nameservers assigned to domains and the potentially inefficient methods used to select which one is queried.
The DNS root server system gets surprisingly few queries
Guest Post: Understanding the root server system.
DNS nameservers: Service performance and resilience
How do we provision DNS nameservers today?
Impact of scanning on authoritative nameservers
Guest Post: Investigating the risks of DNS scanning for the DNS infrastructure.
[Podcast] RISKY BIZ-ness
Gautam Akiwate discusses his prize-winning paper on risks in the DNS supply chain.
Three of the best: George Michaelson
In 2024, George Michaelson touched on topics ranging from news to explainers. Here are three of George’s best.
DNS nameservers
How recursive resolvers handle DNS queries and how can administrators optimize nameservers for performance and resilience?
Zeros are heroes: NSEC3 parameter settings in the wild
Guest Post: Do authoritative nameservers and resolvers follow best practices for NSEC3 settings?
Notes from DNS OARC 43
DNS as an attack platform, privacy and anonymity, authoritative server performance, and more from OARC 43.