| Range From | Range To | Organisation |
|---|---|---|
| 2001:1890:2033:4b00:: | 2001:1890:2033:4bff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:4c00:: | 2001:1890:2033:4dff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:4e00:: | 2001:1890:2033:4fff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:5000:: | 2001:1890:2033:50ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:5100:: | 2001:1890:2033:51ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:5200:: | 2001:1890:2033:52ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:5300:: | 2001:1890:2033:53ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:5400:: | 2001:1890:2033:54ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:5500:: | 2001:1890:2033:55ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:5600:: | 2001:1890:2033:56ff:ffff:ffff:ffff:ffff |