| Range From | Range To | Organisation |
|---|---|---|
| 2001:1890:2033:b000:: | 2001:1890:2033:b0ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:b100:: | 2001:1890:2033:b1ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:b200:: | 2001:1890:2033:b4ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:b500:: | 2001:1890:2033:b5ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:b600:: | 2001:1890:2033:b7ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:b800:: | 2001:1890:2033:b8ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:b900:: | 2001:1890:2033:b9ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:ba00:: | 2001:1890:2033:bfff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:c000:: | 2001:1890:2033:c0ff:ffff:ffff:ffff:ffff | |
| 2001:1890:2033:c100:: | 2001:1890:2033:c1ff:ffff:ffff:ffff:ffff |