| 146.20.0.0/16 | Rackspace US Inc | 66K | US |
| 69.20.0.0/17 | Rackspace | 33K | US |
| 104.130.0.0/18 | Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | 16K | US |
| 173.203.128.0/18 | Rackspace Managed Hosting, 9725 Data point drive, Suite 100, | 16K | US |
| 204.232.128.0/18 | Rackspace Managed Hosting, 9725 Data point drive, Suite 100, | 16K | US |
| 207.97.192.0/18 | Rackspace Managed Hosting, 9725 Data point drive, Suite 100, | 16K | US |
| 104.130.160.0/19 | Rackspace | 8.2K | US |
| 104.239.160.0/19 | Rackspace.com | 8.2K | US |
| 162.209.96.0/19 | Sun Network (Hong Kong) Limited | 8.2K | HK |
| 162.242.192.0/19 | Rackspace | 8.2K | US |
| 162.242.224.0/19 | Rackspace | 8.2K | US |
| 172.99.64.0/19 | Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | 8.2K | US |
| 204.232.224.0/19 | Rackspace Managed Hosting, 9725 Data point drive, Suite 100, | 8.2K | US |
| 23.253.128.0/19 | Rackspace | 8.2K | US |
| 74.205.0.0/19 | Rackspace Managed Hosting, 9725 Data point drive, Suite 100, | 8.2K | US |
| 104.130.224.0/20 | Rackspace, 1 Fanatical Way, San Antonio, TX 78218 | 4.1K | US |
| 104.239.224.0/20 | Rackspace Managed Hosting, 9725 Data point drive, Suite 100, | 4.1K | US |
| 72.4.112.0/20 | Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | 4.1K | US |
| 104.239.248.0/21 | Rackspace.com | 2K | US |
| 198.210.16.0/21 | Keep Your IP | 2K | US |
| 104.130.120.0/22 | Rackspace | 1K | US |
| 142.0.184.0/22 | Socketlabs | 1K | US |
| 65.61.142.0/23 | Rackspace, 1 Fanatical Pl, San Antonio, TX 78218 | 512 | US |
| 65.61.146.0/23 | Rackspace, 1 Fanatical Pl, San Antonio, TX 78218 | 512 | US |
| 65.61.186.0/23 | Rackspace, 1 Fanatical Pl, San Antonio, TX 78218 | 512 | US |
| 156.43.59.0/24 | Imagine Communication Corp | 256 | US |
| 159.135.254.0/24 | Connect FSS | 256 | US |
| 173.204.89.0/24 | Legacy DP/GG from SJC | 256 | US |
| 192.68.40.0/24 | Signify Holding B.V. | 256 | NL |
| 204.51.224.0/24 | Delaware/Revulytics IAD DR | 256 | US |
| 204.51.235.0/24 | Delaware/Revulytics IAD DR | 256 | US |
| 209.0.201.0/24 | Keep Your IP | 256 | US |
| 65.61.141.0/24 | Rackspace, 1 Fanatical Pl, San Antonio, TX 78218 | 256 | US |
| 65.61.152.0/24 | Rackspace, 1 Fanatical Pl, San Antonio, TX 78218 | 256 | US |
| 69.20.95.0/24 | Rackspace, 5000 Walzem Road, San Antonio, TX 78218 | 256 | HK |
| 173.203.184.84/32 | RACKSPACE-IAD | 1 | US |
| 173.203.184.85/32 | RACKSPACE-IAD | 1 | US |
| 173.203.184.86/32 | RACKSPACE-IAD | 1 | US |
| 173.203.184.87/32 | RACKSPACE-IAD | 1 | US |
| 173.203.184.88/32 | RACKSPACE-IAD | 1 | US |
| 173.203.184.89/32 | RACKSPACE-IAD | 1 | US |
| 173.203.184.90/32 | RACKSPACE-IAD | 1 | US |
| 173.203.184.91/32 | RACKSPACE-IAD | 1 | US |
| 173.203.184.93/32 | RACKSPACE-IAD | 1 | US |
| 173.203.184.94/32 | RACKSPACE-IAD | 1 | US |
| 204.232.141.24/32 | RACKSPACE-IAD | 1 | US |
| 204.232.141.25/32 | RACKSPACE-IAD | 1 | US |
| 207.97.217.27/32 | RACKSPACE-IAD | 1 | US |
| 64.27.64.70/32 | RACKSPACE-IAD | 1 | US |
| 64.27.64.71/32 | RACKSPACE-IAD | 1 | US |