| 66.0.0.0/8 | WHOIS (ARIN) | American Registry for Internet Numbers | US |
| 66.225.192.0/18 | BGP route | AS23352 DEFT.COM | — |
| 66.225.192.0/18 | WHOIS (ARIN) | DEFT.COM | US |
| 66.225.192.0/18 | ARIN assigned | — | US |
| 66.225.216.0/22 | BGP route | AS23352 DEFT.COM | — |
| 66.225.194.0/23 | BGP route | AS36352 HostPapa | — |
| 66.225.206.0/23 | BGP route | AS393713 All Points Broadband | — |
| 66.225.206.0/23 | WHOIS (ARIN) | All Points Broadband | US |
| 66.225.210.0/23 | BGP route | AS23352 DEFT.COM | — |
| 66.225.226.0/23 | WHOIS (ARIN) | Internet Utilities NA LLC | US |
| 66.225.228.0/23 | BGP route | AS19318 Interserver, Inc | — |
| 66.225.192.0/24 | BGP route | AS33633 USG Corporation, Inc. | — |
| 66.225.193.0/24 | BGP route | AS212238 Datacamp Limited | — |
| 66.225.193.0/24 | WHOIS (ARIN) | Internet Utilities NA LLC | US |
| 66.225.196.0/24 | BGP route | AS212238 Datacamp Limited | — |
| 66.225.196.0/24 | WHOIS (ARIN) | Private Customer | CA |
| 66.225.197.0/24 | BGP route | AS30081 CacheFly | — |
| 66.225.197.0/24 | WHOIS (ARIN) | CacheFly | US |
| 66.225.198.0/24 | BGP route | AS36352 HostPapa | — |
| 66.225.199.0/24 | BGP route | AS212238 Datacamp Limited | — |
| 66.225.199.0/24 | WHOIS (ARIN) | Internet Utilities NA LLC | US |
| 66.225.200.0/24 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 66.225.200.0/24 | WHOIS (ARIN) | Private Customer | US |
| 66.225.201.0/24 | BGP route | AS23352 DEFT.COM | — |
| 66.225.205.0/24 | WHOIS (ARIN) | StreamGuys | US |
| 66.225.208.0/24 | BGP route | AS30081 CacheFly | — |
| 66.225.208.0/24 | WHOIS (ARIN) | CacheFly | US |
| 66.225.209.0/24 | BGP route | AS9009 M247 Europe SRL | — |
| 66.225.209.0/24 | WHOIS (ARIN) | Private Customer | US |
| 66.225.212.0/24 | BGP route | AS23352 DEFT.COM | — |
| 66.225.214.0/24 | BGP route | AS30081 CacheFly | — |
| 66.225.214.0/24 | WHOIS (ARIN) | CacheFly | US |
| 66.225.221.0/24 | BGP route | AS23352 DEFT.COM | — |
| 66.225.222.0/24 | BGP route | AS30081 CacheFly | — |
| 66.225.222.0/24 | WHOIS (ARIN) | CacheFly | US |
| 66.225.225.0/24 | BGP route | AS23352 DEFT.COM | — |
| 66.225.226.0/24 | BGP route | AS834 IPXO LLC | — |
| 66.225.227.0/24 | BGP route | AS20454 SECURED SERVERS LLC | — |
| 66.225.228.0/24 | BGP route | AS198566 MAMUT RAHAL SOFTWARE - FZCO | — |
| 66.225.229.0/24 | WHOIS (ARIN) | Hosteons Pte. Ltd. | SG |
| 66.225.230.0/24 | BGP route | AS3257 GTT Communications Inc. | — |
| 66.225.230.0/24 | WHOIS (ARIN) | Private Customer | GB |
| 66.225.231.0/24 | BGP route | AS36352 HostPapa | — |
| 66.225.232.0/24 | BGP route | AS36352 HostPapa | — |
| 66.225.234.0/24 | BGP route | AS6939 Hurricane Electric LLC | — |
| 66.225.235.0/24 | BGP route | AS23352 DEFT.COM | — |
| 66.225.236.0/24 | BGP route | AS20853 eTOP sp. z o.o. | — |
| 66.225.236.0/24 | WHOIS (ARIN) | Private Customer | US |
| 66.225.237.0/24 | BGP route | AS25773 RADWARE INC. | — |
| 66.225.238.0/24 | BGP route | AS212238 Datacamp Limited | — |
| 66.225.238.0/24 | WHOIS (ARIN) | Internet Utilities NA LLC | US |
| 66.225.239.0/24 | WHOIS (ARIN) | Audiocodes | IL |
| 66.225.241.0/24 | BGP route | AS23352 DEFT.COM | — |
| 66.225.242.0/24 | BGP route | AS212238 Datacamp Limited | — |
| 66.225.242.0/24 | WHOIS (ARIN) | Internet Utilities NA LLC | US |
| 66.225.243.0/24 | BGP route | AS30081 CacheFly | — |
| 66.225.243.0/24 | WHOIS (ARIN) | CacheFly | US |
| 66.225.244.0/24 | BGP route | AS23352 DEFT.COM | — |
| 66.225.245.0/24 | BGP route | AS23352 DEFT.COM | — |
| 66.225.246.0/24 | BGP route | AS23352 DEFT.COM | — |
| 66.225.248.0/24 | WHOIS (ARIN) | Field Glass | US |
| 66.225.251.0/24 | BGP route | AS393713 All Points Broadband | — |
| 66.225.251.0/24 | WHOIS (ARIN) | All Points Broadband | US |
| 66.225.252.0/24 | BGP route | AS209242 Cloudflare London, LLC | — |
| 66.225.252.0/24 | WHOIS (ARIN) | Internet Utilities NA LLC | US |
| 66.225.253.0/24 | BGP route | AS5065 Bunny Communications | — |
| 66.225.253.0/24 | WHOIS (ARIN) | BUNNY TECHNOLOGY LLC | US |
| 66.225.254.0/24 | BGP route | AS399486 12651980 CANADA INC. | — |
| 66.225.254.0/24 | WHOIS (ARIN) | Virtuo Holdings Inc | CA |
| 66.225.255.0/24 | BGP route | AS40676 Psychz Networks | — |
| 66.225.255.0/24 | WHOIS (ARIN) | Private Customer | US |
| 66.225.203.0/25 | WHOIS (ARIN) | Vroman Systems, Inc | US |
| 66.225.204.0/25 | WHOIS (ARIN) | Thalerus | US |
| 66.225.233.128/25 | WHOIS (ARIN) | HyperSite | US |
| 66.225.202.128/26 | WHOIS (ARIN) | Most Training and Consulting | US |
| 66.225.194.64/27 | WHOIS (ARIN) | RackNerd LLC | US |
| 66.225.198.160/27 | WHOIS (ARIN) | RackNerd LLC | US |
| 66.225.202.32/27 | WHOIS (ARIN) | FansEdge | US |
| 66.225.224.0/27 | WHOIS (ARIN) | LeaseHarbor | US |
| 66.225.235.0/27 | WHOIS (ARIN) | Catbird Networks | US |
| 66.225.235.32/27 | WHOIS (ARIN) | DJI Interprises, LLC | US |
| 66.225.235.64/27 | WHOIS (ARIN) | Birdview Technologies | US |
| 66.225.235.128/27 | WHOIS (ARIN) | Velocity Servers | US |
| 66.225.235.160/27 | WHOIS (ARIN) | Velocity Servers | US |
| 66.225.247.96/27 | WHOIS (ARIN) | CoAMS | US |
| 66.225.250.0/27 | WHOIS (ARIN) | Fearless Servers | US |
| 66.225.250.32/27 | WHOIS (ARIN) | Sunbelt Technologies | US |
| 66.225.250.64/27 | WHOIS (ARIN) | Thalerus | US |
| 66.225.250.128/27 | WHOIS (ARIN) | Salisbury, Brian | US |
| 66.225.250.160/27 | WHOIS (ARIN) | Razor Game Servers | US |
| 66.225.250.192/27 | WHOIS (ARIN) | Bailey Communications Group | US |
| 66.225.250.224/27 | WHOIS (ARIN) | Callery Networks, Inc. | US |
| 66.225.195.32/28 | WHOIS (ARIN) | RackNerd LLC | US |
| 66.225.195.48/28 | WHOIS (ARIN) | RackNerd LLC | US |