| 65.0.0.0/8 | WHOIS (ARIN) | American Registry for Internet Numbers | US |
| 65.51.0.0/16 | WHOIS (ARIN) | Cablevision Systems Corp. | US |
| 65.51.0.0/16 | ARIN assigned | — | US |
| 65.51.128.0/17 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.128.0/20 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.144.0/20 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.160.0/20 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.176.0/20 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.192.0/20 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.208.0/20 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.224.0/20 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.240.0/20 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.152.0/23 | WHOIS (ARIN) | Globeop Financial Service | US |
| 65.51.218.0/23 | WHOIS (ARIN) | Gold Coast Broadband | US |
| 65.51.129.0/24 | BGP route | AS399208 SL Green Realty Corp | — |
| 65.51.129.0/24 | WHOIS (ARIN) | SL GREEN REALTY CORP | US |
| 65.51.133.0/24 | BGP route | AS398116 FDNY | — |
| 65.51.133.0/24 | WHOIS (ARIN) | NY- FDNY | US |
| 65.51.134.0/24 | BGP route | AS46673 | — |
| 65.51.134.0/24 | WHOIS (ARIN) | Delta Dental | US |
| 65.51.136.0/24 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.136.0/24 | WHOIS (ARIN) | Mavis Tire | US |
| 65.51.144.0/24 | BGP route | AS396242 Tiffany and Company | — |
| 65.51.144.0/24 | WHOIS (ARIN) | TIFFANY AND COMPANY | US |
| 65.51.152.0/24 | BGP route | AS13938 SS&C Technologies, Inc. | — |
| 65.51.153.0/24 | BGP route | AS13938 SS&C Technologies, Inc. | — |
| 65.51.156.0/24 | BGP route | AS22405 Westchester Jewish Community Services | — |
| 65.51.156.0/24 | WHOIS (ARIN) | Westchester Jewish Community Services | US |
| 65.51.157.0/24 | WHOIS (ARIN) | Davis & Polk & Wardel | US |
| 65.51.158.0/24 | WHOIS (ARIN) | Archive Systems Inc | US |
| 65.51.159.0/24 | WHOIS (ARIN) | Inttra | US |
| 65.51.160.0/24 | WHOIS (ARIN) | Inttra | US |
| 65.51.162.0/24 | WHOIS (ARIN) | Plumrose Usa | US |
| 65.51.164.0/24 | WHOIS (ARIN) | Goldman Sachs | US |
| 65.51.165.0/24 | WHOIS (ARIN) | Global Voicecom Inc | US |
| 65.51.168.0/24 | BGP route | AS12216 KRAVET INC. | — |
| 65.51.168.0/24 | WHOIS (ARIN) | Kravet | US |
| 65.51.172.0/24 | BGP route | AS62642 Bigleaf Networks, Inc. | — |
| 65.51.172.0/24 | WHOIS (ARIN) | SPECTROTEL | US |
| 65.51.173.0/24 | BGP route | AS400836 SL Green Realty Corp | — |
| 65.51.173.0/24 | WHOIS (ARIN) | One Madison Avenue - SL Green Realty Corp | US |
| 65.51.183.0/24 | WHOIS (ARIN) | 2 Penn Msg Internet | US |
| 65.51.191.0/24 | WHOIS (ARIN) | 1199 Seiu Benefit & Pension Fund | US |
| 65.51.194.0/24 | BGP route | AS54004 Cablevision Lightpath LLC | — |
| 65.51.194.0/24 | WHOIS (ARIN) | Fuji Photo Film Usa | US |
| 65.51.195.0/24 | WHOIS (ARIN) | Cablevision Infrastructure | US |
| 65.51.200.0/24 | BGP route | AS46835 Centrastate Medical Center, Inc. | — |
| 65.51.200.0/24 | WHOIS (ARIN) | Centrastate Medical | US |
| 65.51.201.0/24 | BGP route | AS14699 Evolution Markets | — |
| 65.51.201.0/24 | WHOIS (ARIN) | EVOLUTION MARKETS | US |
| 65.51.202.0/24 | WHOIS (ARIN) | New York Law | US |
| 65.51.203.0/24 | BGP route | AS46904 Weitz & Luxenberg P.C | — |
| 65.51.203.0/24 | WHOIS (ARIN) | WETIZ AND LUXENBERG | US |
| 65.51.208.0/24 | BGP route | AS46870 New Jersey Resources | — |
| 65.51.208.0/24 | WHOIS (ARIN) | NJR Service Corporation | US |
| 65.51.211.0/24 | WHOIS (ARIN) | S. J. LEVINSON & SONS | US |
| 65.51.212.0/24 | WHOIS (ARIN) | Mha-Managed Health | US |
| 65.51.214.0/24 | WHOIS (ARIN) | MANHATTANVILLE COLLEGE | US |
| 65.51.215.0/24 | WHOIS (ARIN) | RAD DATA COMMUNICATIONS | US |
| 65.51.216.0/24 | WHOIS (ARIN) | ACUMENTECH, LLC | US |
| 65.51.217.0/24 | WHOIS (ARIN) | EARTHCAM | US |
| 65.51.218.0/24 | BGP route | AS397394 Gold Coast Broadband | — |
| 65.51.219.0/24 | BGP route | AS397394 Gold Coast Broadband | — |
| 65.51.222.0/24 | BGP route | AS32787 Akamai Technologies, Inc. | — |
| 65.51.222.0/24 | WHOIS (ARIN) | Nyack Hospital | US |
| 65.51.225.0/24 | WHOIS (ARIN) | CABLEVISION | US |
| 65.51.231.0/24 | BGP route | AS399684 SL Green Realty Corp | — |
| 65.51.231.0/24 | WHOIS (ARIN) | SL GREEN REALTY CORP | US |
| 65.51.233.0/24 | WHOIS (ARIN) | CABLEVISION INFRASTRUCTURE | US |
| 65.51.234.0/24 | WHOIS (ARIN) | VISITING NURSE SERVICES | US |
| 65.51.242.0/24 | BGP route | AS19862 Bridgehampton National Bank | — |
| 65.51.242.0/24 | WHOIS (ARIN) | BRIDGEHAMPTON NATIONAL BANK | US |
| 65.51.247.0/24 | BGP route | AS398116 FDNY | — |
| 65.51.247.0/24 | WHOIS (ARIN) | NY- FDNY | US |
| 65.51.249.0/24 | BGP route | AS40137 AWM Investment Company, Inc. | — |
| 65.51.249.0/24 | WHOIS (ARIN) | AWM INVESTMENT CO. | US |
| 65.51.251.0/24 | BGP route | AS22345 Solix, Inc. | — |
| 65.51.251.0/24 | WHOIS (ARIN) | SOLIX, INC | US |
| 65.51.254.0/24 | WHOIS (ARIN) | SIROTA CONSULTING | US |
| 65.51.147.0/25 | WHOIS (ARIN) | Bruckner Supply | US |
| 65.51.161.128/25 | WHOIS (ARIN) | TATA AMERICA INTERNATIONAL CORPORATION | US |
| 65.51.184.128/25 | WHOIS (ARIN) | Scarsdale Security | US |
| 65.51.220.0/25 | WHOIS (ARIN) | FUSION NETWORKS | US |
| 65.51.239.0/25 | WHOIS (ARIN) | RBD STAMFORD LLC | US |