Nice to see this here, this was my go to as a student (around 2003?). Now I don't feel buying (renting) a nice domain, but this is really nice to learn about how the system works and you don't have a lot of money or just want to make many domains fast and free for experimentation.

[0] https://web.archive.org/web/20140802223207/http://rpi.nl.eu....