| Range From | Range To | Organisation |
|---|---|---|
| 2001:920:183b:1500:: | 2001:920:183b:15ff:ffff:ffff:ffff:ffff | |
| 2001:920:183b:1600:: | 2001:920:183b:16ff:ffff:ffff:ffff:ffff | |
| 2001:920:183b:1700:: | 2001:920:183b:17ff:ffff:ffff:ffff:ffff | |
| 2001:920:183b:1800:: | 2001:920:183b:18ff:ffff:ffff:ffff:ffff | |
| 2001:920:183b:1900:: | 2001:920:183b:19ff:ffff:ffff:ffff:ffff | |
| 2001:920:183b:1a00:: | 2001:920:183b:1aff:ffff:ffff:ffff:ffff | |
| 2001:920:183b:1b00:: | 2001:920:183b:1bff:ffff:ffff:ffff:ffff | |
| 2001:920:183b:1c00:: | 2001:920:183b:1cff:ffff:ffff:ffff:ffff | |
| 2001:920:183b:1d00:: | 2001:920:183b:1dff:ffff:ffff:ffff:ffff | |
| 2001:920:183b:1e00:: | 2001:920:183b:1eff:ffff:ffff:ffff:ffff |