It's up...
And somehow the server has been dealing with many hackers who try to Crash the server... so please know at any given momment there might be an attack... and for that im sorry
you need some sort of client for the server to work, any client will work the ip is runescape0wned.no-ip.org and port is normal 43594,
he was giving you the site to download moparscape the client
also you can find this stuff out by looking at his sig