You can find many of my actual pages from the 90s here: https://archive.groovy.net, so yeah, I was there. And yeah, it is definitely a fun parody/homage, not a recreation, so yeah, it for sure is contrived. I guess I never once used Comic Sans in the actual 90s, and was not a big user of the marquee tag or gifs.

It is intended to provide easy hosting, which many people need, and to encourage people to work on their own computer, rather than use web based tools, so it will have upload/validation, etc, but never editing or change your html in any way.