| 2a00:2381:14f:: | 2a00:2381:14f:ff:ffff:ffff:ffff:ffff | FTIP003272770 Scientific & Technical Gases Ltd |
| 2a00:2381:14f:100:: | 2a00:2381:14f:ffff:ffff:ffff:ffff:ffff | 0000794870 Scientific & Technical Gases Ltd |
| 2a00:2381:150:: | 2a00:2381:150:ff:ffff:ffff:ffff:ffff | FTIP003276280 AlfaPeople CRM Ltd |
| 2a00:2381:150:100:: | 2a00:2381:150:ffff:ffff:ffff:ffff:ffff | 0008145537 AlfaPeople CRM Ltd |
| 2a00:2381:151:: | 2a00:2381:151:ff:ffff:ffff:ffff:ffff | British Telecommunications PLC |
| 2a00:2381:151:100:: | 2a00:2381:151:1ff:ffff:ffff:ffff:ffff | FTIP003276648 Building Automation Solutions Ltd .. |
| 2a00:2381:151:200:: | 2a00:2381:151:2ff:ffff:ffff:ffff:ffff | FTIP003170922 IP MASTER |
| 2a00:2381:151:300:: | 2a00:2381:151:3ff:ffff:ffff:ffff:ffff | FTIP003782194 IP MASTER |
| 2a00:2381:151:400:: | 2a00:2381:151:4ff:ffff:ffff:ffff:ffff | British Telecommunications PLC |
| 2a00:2381:151:500:: | 2a00:2381:151:5ff:ffff:ffff:ffff:ffff | FTIP005530076 IP MASTER |