Lillychans Blog

Latest — 11 Nov 2025

The most average Minecraft name is "Saaeee"

Hey everyone, today I am back with a short blog post about Minecraft names. A side effect of the crawling done by the KittyScan project is that, over time, we see lots of individual players through the "player sample" component of the Status Response given by the game

More issues

The Azure outage from the perspective of a Server Scanner

All times in GMT+1 As you have most likely noticed, yesterday Microsoft Azure had a large outage. This is the second event of this scale in just a few weeks, as just a week ago AWS had the same thing happen to them. I do not want to open

Tales from optimization hell

With the ever growing dataset of my KittyScan project came unforeseen performance issues. How I ultimately fixed them, and how I made the process unnecessarily hard for myself is what I want to discuss in this short blog post. Let's first look at the use case these issues

50% of Minecraft servers do not use a whitelist - and that's a problem

KittyScan is a crawler of mine which searches the internet for Minecraft servers, with the goal of getting some interesting insights into the Minecraft ecosystem and how it evolves over time. KittyScan gathers this data by scanning the public IPv4 range for Minecraft servers running on the default port (25565)