Resolver evolution, what users want, DNS tunnelling, and more from the recent Resolver Operator Forum.
Guest Post: A handful of large operators have been behind a significant increase in the adoption of anycast in top-level and second-level domains since 2017.
Guest Post: A framework for monitoring traffic by domain name in the data plane by extracting the client IP, server IP, and domain name from DNS response messages and associating the domain name with data traffic.
Geoff Huston presented at DNS-OARC 36, held online from 29 to 30 November 2021.
Slack’s DNSSEC debacle, NSEC problems, Measuring DNSSEC, and more from DNS-OARC 36.
Guest Post: Encryption forced NPM vendors to evolve. Part 2 of this series discusses NPM’s evolution, including synthetic testing as one recent advancement.
Guest Post: The DNS Data Dictionary seeks to map what is in existing relevant protocols and prevent divergence in new protocols.
APNIC’s Geoff Huston presented on active vs passive DNS measurements at the DINR 2021 Virtual Workshop, held online from 16 to 17 November 2021.
Guest Post: Researchers show how SAD DNS attacks allow an off-path attacker to inject malicious DNS records into a DNS cache.
Guest Post: Encryption and cloud adoption are creating hurdles for network performance monitoring vendors. To survive, solutions must evolve or die.