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CatDNS

CatDNS is an intentionally playful authoritative DNS server: ask it for a name and it answers with a cat-themed result.

catsDNS servercreative coding

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Screenshot used in the talk for CatDNS
Screenshot used in the original talk.

Monica Dinculescu’s CatDNS explores DNS server implementation by resolving names to cats. The project makes protocol behaviour visible through a deliberately memorable result.

It is useful as both a creative coding project and a gentle introduction to writing a DNS server.

Primary source: https://speakerdeck.com/notwaldorf/cat-dns-a-dns-server-that-resolves-everything-to-cats-1