| Range From | Range To | Organisation |
|---|---|---|
| 4.21.32.0 | 4.21.32.127 | |
| 4.21.32.128 | 4.21.32.255 | |
| 4.21.33.0 | 4.21.33.255 | |
| 4.21.34.0 | 4.21.39.255 | |
| 4.21.40.0 | 4.21.40.127 | |
| 4.21.40.128 | 4.21.40.191 | |
| 4.21.40.192 | 4.21.40.255 | |
| 4.21.41.0 | 4.21.58.255 | |
| 4.21.59.0 | 4.21.59.15 | |
| 4.21.59.16 | 4.21.68.47 |