
Discovering the Discovery of Designated Resolvers
Yevheniya Nosyk
Based in Grenoble, France
I am a cybersecurity researcher at KOR Labs, where I work at the intersection of DNS operations, large-scale Internet measurements, and network security. I divide my time between academic research and outreach to the operational community, providing analysis and data on real-world deployments. I earned a Ph.D. in Computer Science … More
• 6 min read
DNS encryption is gaining momentum with proposed standards such as DoT, DoH, and DoQ protecting DNS exchanges from external observers. But these standards introduce non-trivial changes to the original specification. Here we look at the Discovery of Designated Resolvers (DDR) - a mechanism that all…








