16–17 May 2026 Workshop
Edinburgh International Conference Centre
Europe/London timezone

Measuring Resilience of Recursive DNS Resolvers

16 May 2026, 10:45
15m
Tinto and Moorfoot (Edinburgh International Conference Centre)

Tinto and Moorfoot

Edinburgh International Conference Centre

The Exchange Edinburgh EH3 8EE Scotland
In-Person Standard Presentation Main Session OARC 46 Day 1

Speaker

Maynard Koch (TU-Dresden)

Description

A resilient Internet requires a resilient Domain Name System (DNS).
A resilient DNS ensures the continuous availability of many services and should withstand outages (e.g., power outages or cable cuts), attacks (e.g., DDoS), and technical disruptions while still maintaining integrity and confidentiality.

In this talk, we briefly introduce our project to measure DNS resilience.
The Internet standards community (IETF) has published several operational best practices to improve DNS resilience, but operators must make their own decisions that tradeoff security, cost, and complexity. Since these decisions can impact the security of billions of Internet users, recently ICANN has proposed an initiative to codify best practices into a set of global norms to improve security: the Knowledge-Sharing and Instantiating Norms for DNS and Naming Security (KINDNS).

The goal of this project is to conduct an independent study on the measurable practices of the KINDNS framework, as well as other important DNS resilience practices. We aim to develop a DNS resilience observatory that collects information from public sources together with Internet-wide measurements to provide a longitudinal view of the evolution and adoption of DNS best practices globally.

In the early stages of this project, we would like to ask for feedback and contributions from the community.

Talk duration 20 Minutes (+5 for Q&A)

Primary authors

Amreesh Phokeer Matthias Wählisch Maynard Koch (TU-Dresden) Philip Paeps

Presentation materials

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