All articles by Tomáš Křížek

DNS

Introducing DNS Shotgun

DNS Shotgun is a bechmarking tool specifically developed for realistic performance testing of DNS resolvers. Its goal is to simulate real clients and their behaviour, including timing of queries and realistic connection management, which are areas where traditional tools are lacking.

Tomáš Křížek
16.2.2021 at 9:02 Počet komentářů 0
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DNS Knot Resolver

Encrypted DNS in Knot Resolver: DoT and DoH

In this post, we describe the differences between the two widespread protocols for DNS encryption: DNS-over-TLS (DoT) and DNS-over-HTTPS (DoH). We compare the technical aspects of those protocols as well as their implications on user privacy. We also introduce Knot Resolver’s new built-in DoH support and explain some of our design decisions behind DoH.

Tomáš Křížek
25.11.2020 at 10:00 Počet komentářů 0
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Tomáš Křížek