| Range From | Range To | Organisation |
|---|---|---|
| 2001:1890:1c0a:400:: | 2001:1890:1c0a:4ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c0a:500:: | 2001:1890:1c0a:5ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c0a:600:: | 2001:1890:1c0a:6ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c0a:700:: | 2001:1890:1c0a:7ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c0a:800:: | 2001:1890:1c0a:8ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c0a:900:: | 2001:1890:1c0a:9ff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c0a:a00:: | 2001:1890:1c0a:aff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c0a:b00:: | 2001:1890:1c0a:bff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c0a:c00:: | 2001:1890:1c0a:cff:ffff:ffff:ffff:ffff | |
| 2001:1890:1c0a:d00:: | 2001:1890:1c0a:dff:ffff:ffff:ffff:ffff |