| Range From | Range To | Organisation |
|---|---|---|
| 2001:1890:1c00:ff00:: | 2001:1890:1c00:ffff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c01:: | 2001:1890:1c04:ffff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c05:: | 2001:1890:1c05:ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c05:100:: | 2001:1890:1c05:1ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c05:200:: | 2001:1890:1c05:2ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c05:300:: | 2001:1890:1c05:3ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c05:400:: | 2001:1890:1c05:4ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c05:500:: | 2001:1890:1c05:5ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c05:600:: | 2001:1890:1c05:6ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c05:700:: | 2001:1890:1c05:7ff:ffff:ffff:ffff:ffff |