| 2001:1890:1fc0:4300:: | 2001:1890:1fc0:43ff:ffff:ffff:ffff:ffff | ACC-THE COLLEGE OF AMERICAN PATH |
| 2001:1890:1fc0:4400:: | 2001:1890:1fc0:44ff:ffff:ffff:ffff:ffff | CITIBANK CO TANGOE, INC. |
| 2001:1890:1fc0:4500:: | 2001:1890:1fc0:45ff:ffff:ffff:ffff:ffff | AT&T Enterprises, LLC |
| 2001:1890:1fc0:4600:: | 2001:1890:1fc0:46ff:ffff:ffff:ffff:ffff | LFO MANAGEMENT LLC - FLOOR 3 |
| 2001:1890:1fc0:4700:: | 2001:1890:1fc0:47ff:ffff:ffff:ffff:ffff | NITEL INC.-NIT553524 PURE LIT |
| 2001:1890:1fc0:4800:: | 2001:1890:1fc0:48ff:ffff:ffff:ffff:ffff | ENBRIDGE ENERGY |
| 2001:1890:1fc0:4900:: | 2001:1890:1fc0:49ff:ffff:ffff:ffff:ffff | MASERGY COMMUNICATIONS, LLC |
| 2001:1890:1fc0:4a00:: | 2001:1890:1fc0:4aff:ffff:ffff:ffff:ffff | PORTER WRIGHT MORRIS ARTHUR |
| 2001:1890:1fc0:4b00:: | 2001:1890:1fc0:4bff:ffff:ffff:ffff:ffff | HIMSS FINANCE |
| 2001:1890:1fc0:4c00:: | 2001:1890:1fc0:4cff:ffff:ffff:ffff:ffff | COMMANDLINK LLC-MSU-FCU-NORTH |