199.231.0.0 - 199.231.5.0 Poly-Seal Corporation (NETBLK-POLYSEAL2) 199.231.8.0 - 199.231.15.0 GAB Business Services Inc. (NETBLK-GABNET2 ) 199.231.16.0 - 199.231.31.0 Hartford Hospital (NETBLK-HARTHOSP) 199.231.32.0 - 199.231.51.0 Pitney Bowes Credit Corporation (NETBLK-PBFS ) 199.231.128.0 - 199.231.150.0 Cybernation Enterprises, Inc (NETBLK-PHASER-BLK)