Notes from RIPE 91
Routing the root, PQC for the RPKI, TTLs in the DNS, and much more from RIPE 91.
Tag: DNS
[Podcast] Greasing the wheels
Shumon Huque discusses how greasing — testing unused protocol values — can keep extensible protocols flexible and prevents future extensions from breaking.
An Italian case study: Collateral damage from live-event site blocking with Piracy Shield
Guest Post: Italy’s Piracy Shield blocks IPs and domains within minutes, but measurements show broad collateral damage to legitimate services.
Autocast: Automatic anycast site optimization
Guest Post: Automatically selecting the optimal anycast locations for fast .nl response times worldwide.
[Podcast] Measuring RSSAC047 Conformance
Measuring the measurements: Duane Wessels (Verisign) and Moritz Mullër (SIDN Labs) examine the effectiveness of ICANN’s RSSAC047 metrics for the DNS Root.
From OpenDNSSEC to Knot DNS
Guest Post: How to use Knot with HSMs, seamlessly transition from OpenDNSSEC, and switch to in-memory keys.
Governance of the DNS root zone
ICANN is accepting public comments on the Functional Model for Root Server System Governance until 22 September 2025.
The impact of expanding AuthDNS with a new node in the Philippines
Guest Post: Recently, the RIPE NCC activated a new AuthDNS node in Makati. What impact did this have on local DNS clients and on the overall AuthDNS system?
DNS at IETF 123
DS automation, Domain Control Validation, .internal and delegation, and more from the DELEG and DNSOP Working Groups at IETF 123.
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.