This site is a fake mastodon server
You can find it from any mastodon instance by searching for the user
[email protected] but you cannot follow it because following requires handling POST requests.
I used files created by Justin Garrison, found here GitHub, with some PHP and mod_rewrite to dynamically create the accounts. Robothash was also used to randomly create the user avatars
Read how it works at justingarrison.com
You can also follow me @[email protected] if you're interested.