Hashcoin was removed on 2014/08/12 because it was delisted from its only exchange.

How to CPU mine X11 algorithm coins.

Technical Information
Release Date: 2014/04/05
Algorithm: X11
Total supply: 555,555,555
Premine: 0.95%
Block Time: 1.5 minutes
Block Reward: 55. dropping 1% every 2 weeks
Difficulty Retarget: 1 minute using Dark Gravity Wave 2

Other Information
Website
Announcement Thread
Forum
Reddit
Block Explorer
Source

GPU Advantage Calcs
AMD FX-8320 using Elmad’s CPU-Miner v(1.3) = 458kh/s
R9 280x (average from here) = 4.2mh/s
Advantage = 9.2