| Range From | Range To | Organisation |
|---|---|---|
| 2001:1890:2031:a00:: | 2001:1890:2031:aff:ffff:ffff:ffff:ffff | |
| 2001:1890:2031:b00:: | 2001:1890:2031:bff:ffff:ffff:ffff:ffff | |
| 2001:1890:2031:c00:: | 2001:1890:2031:cff:ffff:ffff:ffff:ffff | |
| 2001:1890:2031:d00:: | 2001:1890:2031:eff:ffff:ffff:ffff:ffff | |
| 2001:1890:2031:f00:: | 2001:1890:2031:fff:ffff:ffff:ffff:ffff | |
| 2001:1890:2031:1000:: | 2001:1890:2031:10ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2031:1100:: | 2001:1890:2031:11ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2031:1200:: | 2001:1890:2031:12ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2031:1300:: | 2001:1890:2031:13ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2031:1400:: | 2001:1890:2031:14ff:ffff:ffff:ffff:ffff |