SIEVE — a better algorithm than LRU?
Guest Post: Introducing SIEVE — a simpler algorithm than LRU that delivers better efficiency and scalability for web cache workloads.
Tag: DNS
Experimental support for AF_XDP sockets in NSD
Guest Post: Exploring the promise of fast-path DNS delivery through XDP, and the pain points that come with it.
Event Wrap: APAC DNS Forum 2025
Joyce Chen presented on the ICP-2 Review at the APAC DNS Forum 2025, held in Hanoi, Vietnam from 8 to 9 May 2025.
[Podcast] DELEG: Changing the DNS engine in flight again
Geoff Huston discusses the new IETF DELEG Working Group activity, which is looking to change how zones are delegated in the DNS protocol.
A tree in a tree: Challenges of comprehensive DNS tree exploration
Guest Post: A large-scale DNS study reveals the impact of common measurement limitations on research findings.
Monitoring highly distributed DNS deployments: Challenges and recommendations
Guest Post: The root server system highlights the challenges operators and researchers face when monitoring highly distributed DNS deployments from the outside.
40 years of .com — from HOSTS.TXT to global infrastructure
The evolution of domain name services and Verisign’s role in shaping the modern Internet.
DNS at IETF 122
A roundup of new documents, current work, and new work from DNSOP.
[Podcast] DNS computer says ‘NO’
Geoff Huston discusses novel ways to make saying ‘no’ in DNSSEC cheaper and faster, and explores the standards process around formalizing this choice.
The root of the DNS
Opinion — How is the root zone service ensuring capacity growth to meet rising query rates?