NEW POOL for grim--- http://pool.hongico.com/ or direct access: http://www.52pool.com:8080 / getting_started
No registration needed, just use your wallet adress as username and no password needed.
Example for grim
stratum + tcp: // 52pool: 8984 -u YOURWALLETHERE -p x
3 available ports!
Port: 8982 - Diff 256
Port: 8983 - Diff: 8192 (use as default)
Port: 8984 - Diff: 262155(use for hashmining or miningrigrentals)
Fees: 2%
10 minutes payment, payment per 10 coins                                 
Happy mining