| Range From | Range To | Organisation |
|---|---|---|
| 2001:13b4:1000:: | 2001:13b4:10ff:ffff:ffff:ffff:ffff:ffff | |
| 2001:13b4:1100:: | 2001:13b4:17ff:ffff:ffff:ffff:ffff:ffff | |
| 2001:13b4:1800:: | 2001:13b4:18ff:ffff:ffff:ffff:ffff:ffff | |
| 2001:13b4:1900:: | 2001:13b4:1bff:ffff:ffff:ffff:ffff:ffff | |
| 2001:13b4:1c00:: | 2001:13b4:1cff:ffff:ffff:ffff:ffff:ffff | |
| 2001:13b4:1d00:: | 2001:13b4:ffff:ffff:ffff:ffff:ffff:ffff |