The server is located at
mc.balloon-juice.com:55045. It is whitelist-based, and you will not be able to log in without being added by one of the mods. You can use the form on this page to request access.
Currently, the only moderator is tynanpants, a.k.a. Major^4.
It is a vanilla-ish 13.1 server, running the following mods via Spigot:
You can chat on the Discord server at http://discord.gg/Fm3daAG.