The pool has moved. The new address is
www.coin-base.org/stablecoin/All your data and coins were transferred.
You must only change net to org.
There are now three different Stratumports with different difficulties.
Port 3402 for slow Miner - Pool_target 16
Port 4402 for normal Miner - Pool_target 32 (one share is two Poolshares)
Port 5402 for fast Miner - Pool_target 64 (one share is four Poolshares)