| 31.25.234.0 - 31.25.239.255 | UK-MASSIVEGRID-20110309 | EU | ALLOCATED PA |
| 171.22.172.0 - 171.22.175.255 | UK-MASSIVEGRID-20190131 | GB | ALLOCATED PA |
| 185.44.64.0 - 185.44.67.255 | UK-MASSIVEGRID-20131231 | US | ALLOCATED PA |
| 185.85.240.0 - 185.85.243.255 | UK-MASSIVEGRID-20150128 | US | ALLOCATED PA |
| 185.116.236.0 - 185.116.239.255 | UK-MASSIVEGRID-20150910 | US | ALLOCATED PA |
| 185.116.237.0 - 185.116.237.255 | MASSIVEGRID | US | ASSIGNED PA |
| 185.122.164.0 - 185.122.167.255 | UK-MASSIVEGRID-20151022 | US | ALLOCATED PA |
| 185.168.192.0 - 185.168.195.255 | UK-MASSIVEGRID-20160919 | GB | ALLOCATED PA |
| 185.184.68.0 - 185.184.71.255 | UK-MASSIVEGRID-20170103 | US | ALLOCATED PA |
| 185.184.68.0 - 185.184.68.255 | MassiveGRID | US | ASSIGNED PA |
| 185.184.69.0 - 185.184.69.255 | MassiveGRID | GB | ASSIGNED PA |
| 185.184.70.0 - 185.184.70.255 | MassiveGRID | GB | ASSIGNED PA |
| 185.184.71.0 - 185.184.71.255 | MassiveGRID | DE | ASSIGNED PA |
| 185.189.56.0 - 185.189.59.255 | UK-MASSIVEGRID-20170208 | EU | ALLOCATED PA |
| 185.189.56.0 - 185.189.56.255 | MassiveGRID | DE | ASSIGNED PA |
| 185.189.57.0 - 185.189.57.255 | MassiveGRID | GB | ASSIGNED PA |
| 185.189.58.0 - 185.189.58.255 | MassiveGRID | DE | ASSIGNED PA |
| 185.189.59.0 - 185.189.59.255 | MassiveGRID | DE | ASSIGNED PA |
| 2a0a:2f00::/29 | UK-MASSIVEGRID-20160920 | GB | ALLOCATED-BY-RIR |
