| 2a00:2381:2:: | 2a00:2381:2:ff:ffff:ffff:ffff:ffff | FTIP003257326 Electromotion Ltd |
| 2a00:2381:2:100:: | 2a00:2381:2:ffff:ffff:ffff:ffff:ffff | 0001039635-Electromotion Ltd |
| 2a00:2381:3:: | 2a00:2381:3:ffff:ffff:ffff:ffff:ffff | 0300015080-CCL |
| 2a00:2381:4:: | 2a00:2381:4:ff:ffff:ffff:ffff:ffff | FTIP003257494-Red Oak Ltd T/A Cresent |
| 2a00:2381:4:100:: | 2a00:2381:4:ffff:ffff:ffff:ffff:ffff | 0001820947-CRESENT |
| 2a00:2381:5:: | 2a00:2381:5:ffff:ffff:ffff:ffff:ffff | 0006976545 Macdonald Hotels Ltd |
| 2a00:2381:6:: | 2a00:2381:6:ffff:ffff:ffff:ffff:ffff | FTIP003258507 News International Group Ltd |
| 2a00:2381:7:: | 2a00:2381:7:ff:ffff:ffff:ffff:ffff | FTIP003268537 Balfour Beatty PLC |
| 2a00:2381:7:100:: | 2a00:2381:7:1ff:ffff:ffff:ffff:ffff | FTIP003314623 Balfour Beatty Utility Solutions |
| 2a00:2381:7:200:: | 2a00:2381:7:ffff:ffff:ffff:ffff:ffff | 0000000354-Balfour Beatty PLC |