| 2600:6c33:61a:: | 2600:6c33:61a:ffff:ffff:ffff:ffff:ffff | NEW HORIZON FIBER SUBGROUP |
| 2600:6c33:61b:: | 2600:6c33:61b:ffff:ffff:ffff:ffff:ffff | Charter Communications LLC |
| 2600:6c33:61c:: | 2600:6c33:61c:ffff:ffff:ffff:ffff:ffff | PIONEER VALLEY CHINESE I |
| 2600:6c33:61d:: | 2600:6c33:61d:ffff:ffff:ffff:ffff:ffff | TOWN OF PLAINFIELD |
| 2600:6c33:61e:: | 2600:6c33:61e:ffff:ffff:ffff:ffff:ffff | CENTRAL MASS MEDICAL GROUP |
| 2600:6c33:61f:: | 2600:6c33:61f:ffff:ffff:ffff:ffff:ffff | FLEXTRONICS INTERNATIONAL |
| 2600:6c33:620:: | 2600:6c33:63f:ffff:ffff:ffff:ffff:ffff | Charter Communications LLC |
| 2600:6c33:640:: | 2600:6c33:640:ffff:ffff:ffff:ffff:ffff | MITSUBISHI ELECTRIC US |
| 2600:6c33:641:: | 2600:6c33:641:ffff:ffff:ffff:ffff:ffff | Charter Communications LLC |
| 2600:6c33:642:: | 2600:6c33:642:ffff:ffff:ffff:ffff:ffff | NEW HORIZON FIBER SUBGROUP |