| 2001:42c8:ffd0:: | 2001:42c8:ffd0:1ff:ffff:ffff:ffff:ffff | Customers access /126 and BB internal use |
| 2001:42c8:ffd0:200:: | 2001:42c8:ffd0:ffff:ffff:ffff:ffff:ffff | TATA Communications |
| 2001:42c8:ffd1:: | 2001:42c8:ffde:ffff:ffff:ffff:ffff:ffff | TATA Communications |
| 2001:42c8:ffdf:: | 2001:42c8:ffdf:ffff:ffff:ffff:ffff:ffff | TATA Communications |
| 2001:42c8:ffe0:: | 2001:42c8:ffe0:ff:ffff:ffff:ffff:ffff | Class A address space for private internets |
| 2001:42c8:ffe0:100:: | 2001:42c8:ffe0:ffff:ffff:ffff:ffff:ffff | TATA Communications |
| 2001:42c8:ffe1:: | 2001:42c8:ffee:ffff:ffff:ffff:ffff:ffff | TATA Communications |
| 2001:42c8:ffef:: | 2001:42c8:ffef:ffff:ffff:ffff:ffff:ffff | TATA Communications |
| 2001:42c8:fff0:: | 2001:42c8:fff0:1ff:ffff:ffff:ffff:ffff | Customers acces-30 and BB use |
| 2001:42c8:fff0:200:: | 2001:42c8:fff0:2ff:ffff:ffff:ffff:ffff | Customers access -30 and BB internal |