| Range From | Range To | Organisation |
|---|---|---|
| 2001:1890:1ffc:4000:: | 2001:1890:1ffc:40ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1ffc:4100:: | 2001:1890:1ffc:41ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1ffc:4200:: | 2001:1890:1ffc:42ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1ffc:4300:: | 2001:1890:1ffc:43ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1ffc:4400:: | 2001:1890:1ffc:45ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1ffc:4600:: | 2001:1890:1ffc:46ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1ffc:4700:: | 2001:1890:1ffc:49ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1ffc:4a00:: | 2001:1890:1ffc:4aff:ffff:ffff:ffff:ffff | |
| 2001:1890:1ffc:4b00:: | 2001:1890:1ffc:4bff:ffff:ffff:ffff:ffff | |
| 2001:1890:1ffc:4c00:: | 2001:1890:1ffc:4cff:ffff:ffff:ffff:ffff |