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Wie Is Wie: Watching Two AIs Debug a Network I Broke on Purpose

There is a children’s game in the Netherlands called Wie is Wie — the Dutch version of Guess Who. You sit across from your opponent with a board of cartoon faces.

One Postfix to route them all: self-hosted multi-tenant mail delivery

January 2026 — on getting email routing right when you have more than one domain Most self-hosted email guides start with a single domain. Install Mailu or Mailcow, point MX at your server, done.

MikroTik is a real router: automated backups and routing streaming traffic properly

December 2023 — on why your home router deserves the same attention as everything else in your stack Most home routers are appliances. You plug them in, log into a web UI once to set a password, and forget they exist until they stop working.

The home network shelf: MikroTik, TP-Link, and a 10-inch rack that fits in a cupboard

April 2023 — on making the network visible, organised, and not an embarrassment Every home network starts the same way: a router from the ISP, a switch from a supermarket, a tangle of cables behind the television.