This is awesome! Are there any other things like this?
https://ascii.theater/
Sadly the domain never.gonna.give.you.up was not available.
(Damn, that's the kind of stuff we entertained ourselves as freshmen on a PDP-11 with a few terminals in 1991.)
ssh funky.nondeterministic.computer
telnet towel.blinkenlights.nl
telnet telehack.com
curl wttr.in