IPv4 prefix
65.51.0.0/16
- IP Prefix (CIDR)
- 65.51.0.0/16
- Subnet Mask
- 255.255.0.0
- Address Count
- 65,536
Registration 1 of 35
- Owner
- Cablevision Systems Corp.
- Handle
- CVNT
- Address
- 1111 Stewart Avenue Bethpage NY 11714 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 2 of 35
- Owner
- Strategic Value Partners
- Handle
- C02012522
- Address
- 80 Fieldpoint Rd. Greenwich CT 06831 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.10.0/24 (65.51.10.0 - 65.51.10.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 3 of 35
- Owner
- St. Marys Hospital
- Handle
- C01961661
- Address
- 350 Boulevard Pessaic NJ 07055 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.16.0/24 (65.51.16.0 - 65.51.16.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 4 of 35
- Owner
- The Wartburg Adult Care
- Handle
- C01779520
- Address
- 1 Wartburg Plz Mount Vernon NY 10552 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.24.0/26 (65.51.24.0 - 65.51.24.63)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 5 of 35
- Owner
- Cablevision Infrastructure
- Handle
- C02016304
- Address
- 111 New South Rd Hicksville NY 11801 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.28.0/22 (65.51.28.0 - 65.51.31.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 6 of 35
- Owner
- CONTINUITY CENTERS LLC C/O WEKOS LLC
- Handle
- C08151963
- Address
- 1000 WOODBURY RD SUITE 100 WOODBURY NY 11797 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.32.0/24 (65.51.32.0 - 65.51.32.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 7 of 35
- Owner
- Graham Capital Management
- Handle
- C02016305
- Address
- 40 Highland Ave Rowayton CT 06853 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.34.0/24 (65.51.34.0 - 65.51.34.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 8 of 35
- Owner
- Pratt Institute
- Handle
- C01899514
- Address
- 200 Willoughby Ave Brooklyn NY 11205 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.58.0/23 (65.51.58.0 - 65.51.59.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 9 of 35
- Owner
- PHOENIX HOUSE FOUNDATION
- Handle
- C02301763
- Address
- 998 CROOKED HILL RD. BRENTWOOD NY 10023 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.64.0/27 (65.51.64.0 - 65.51.64.31)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 10 of 35
- Owner
- Heat Controller
- Handle
- C11643060
- Address
- 500 COMMACK RD COMMACK NY 11725 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.71.0/24 (65.51.71.0 - 65.51.71.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 11 of 35
- Owner
- APPLE BANK FOR SAVINGS
- Handle
- C11066929
- Address
- 1075 CENTRAL PARK AVE ATTN: CHRISTINE WESTERVELT SCARSDALE NY 10583 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.81.0/24 (65.51.81.0 - 65.51.81.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 12 of 35
- Owner
- Stone Ridge Asset Management LLC
- Handle
- C08973201
- Address
- 510 Madison Ave New York NY 10022-5730 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.82.0/24 (65.51.82.0 - 65.51.82.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 13 of 35
- Owner
- SL GREEN REALTY CORP
- Handle
- C07571070
- Address
- 420 LEXINGTON AV NEW YORK NY 10170 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.85.0/24 (65.51.85.0 - 65.51.85.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 14 of 35
- Owner
- CMLP
- Handle
- C11046467
- Address
- 1175 Elm Street Concord MA 01742-0001 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.103.0/24 (65.51.103.0 - 65.51.103.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 15 of 35
- Owner
- CATHOLIC HEALTH SERVICES OF LI
- Handle
- C07635736
- Address
- C/O ACCOUNTS PAYABLE 992 NORTH VILLAGE AVENUE ROCKVILLE CENTRE NY 11570 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.115.0/24 (65.51.115.0 - 65.51.115.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 16 of 35
- Owner
- V-Armed
- Handle
- C11015207
- Address
- 630 Flushing Avenue 3rd Floor Brooklyn NY 11206-0001 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.128.0/29 (65.51.128.0 - 65.51.128.7)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 17 of 35
- Owner
- SL GREEN REALTY CORP
- Handle
- C07682183
- Address
- 420 LEXINGTON AV NEW YORK NY 10170 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.129.0/24 (65.51.129.0 - 65.51.129.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 18 of 35
- Owner
- NY- FDNY
- Handle
- C08017124
- Address
- PO BOX 025374 BROOKLYN NY 11201 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.133.0/24 (65.51.133.0 - 65.51.133.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 19 of 35
- Owner
- Delta Dental
- Handle
- C02075477
- Address
- 1639 Route 10 E Parssipany NJ 07054 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.134.0/24 (65.51.134.0 - 65.51.134.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 20 of 35
- Owner
- TIFFANY AND COMPANY
- Handle
- C11157509
- Address
- PO BOX 166 C/O TANGOE, INC. PARSIPPANY NJ 07054 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.144.0/24 (65.51.144.0 - 65.51.144.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 21 of 35
- Owner
- Globeop Financial Service
- Handle
- C02119016
- Address
- 1565 Front St Yorktown Heights NY 10528 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.152.0/23 (65.51.152.0 - 65.51.153.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 22 of 35
- Owner
- Kravet
- Handle
- C02155928
- Address
- 225 Central Ave Bethpage NY 11714 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.168.0/24 (65.51.168.0 - 65.51.168.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 23 of 35
- Owner
- SPECTROTEL
- Handle
- C02404934
- Address
- 3535 STATE ROUTE 66 NEPTUNE NJ 07753 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.172.0/24 (65.51.172.0 - 65.51.172.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 24 of 35
- Owner
- One Madison Avenue - SL Green Realty Corp
- Handle
- C10567589
- Address
- 1 Vanderbilt Avenue, 28th floor New York NY 10017-0001 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.173.0/24 (65.51.173.0 - 65.51.173.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 25 of 35
- Owner
- Centrastate Medical
- Handle
- C02229021
- Address
- 901 W Main St Freehold NJ 07728 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.200.0/24 (65.51.200.0 - 65.51.200.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 26 of 35
- Owner
- EVOLUTION MARKETS
- Handle
- C02229682
- Address
- 10 BANK ST WHITE PLAINS NY 10606 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.201.0/24 (65.51.201.0 - 65.51.201.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 27 of 35
- Owner
- WETIZ AND LUXENBERG
- Handle
- C02301784
- Address
- 700 BROADWAY NEW YORK NY 10003 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.203.0/24 (65.51.203.0 - 65.51.203.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 28 of 35
- Owner
- NJR Service Corporation
- Handle
- C09589990
- Address
- 1415 WYCKOFF RD WALL TOWNSHIP NJ 07727 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.208.0/24 (65.51.208.0 - 65.51.208.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 29 of 35
- Owner
- Gold Coast Broadband
- Handle
- C02301787
- Address
- 285 Grand St. Jersey City NJ 07302 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.218.0/23 (65.51.218.0 - 65.51.219.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 30 of 35
- Owner
- Nyack Hospital
- Handle
- C02301788
- Address
- 111 N. Highland Nyack NY 10960 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.222.0/24 (65.51.222.0 - 65.51.222.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 31 of 35
- Owner
- SL GREEN REALTY CORP
- Handle
- C08024346
- Address
- 420 LEXINGTON AV NEW YORK NY 10170 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.231.0/24 (65.51.231.0 - 65.51.231.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 32 of 35
- Owner
- BRIDGEHAMPTON NATIONAL BANK
- Handle
- C02294158
- Address
- 220 MONTAUK HWY BRIDGEHAMPTON NY 11932 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.242.0/24 (65.51.242.0 - 65.51.242.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 33 of 35
- Owner
- NY- FDNY
- Handle
- C10742787
- Address
- PO BOX 025374 BROOKLYN NY 11201 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.247.0/24 (65.51.247.0 - 65.51.247.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 34 of 35
- Owner
- AWM INVESTMENT CO.
- Handle
- C02311179
- Address
- 527 MADISON AVE. NEW YORK NY 10022 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.249.0/24 (65.51.249.0 - 65.51.249.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
Registration 35 of 35
- Owner
- SOLIX, INC
- Handle
- C07504885
- Address
- 30 LANIDEX PLAZA WEST P O BOX 685ATTN: ACCOUNTS PAYABLE PARSIPPANY NJ 07054 United States
- Registry
- ARIN
- Registered Prefix
- 65.51.251.0/24 (65.51.251.0 - 65.51.251.255)
- Delegated Prefix
- 65.51.0.0/16 (65.51.0.0 - 65.51.255.255)
| Announced Prefix | Relationship | Origin ASN | Description | Country | First Address | Last Address |
|---|---|---|---|---|---|---|
| 65.51.0.0/20 | More specific | AS54004 | Cablevision Lightpath LLC |
United States of America (US)
|
65.51.0.0 | 65.51.15.255 |
| 65.51.10.0/24 | More specific | AS30367 | Strategic Value Partners |
United States of America (US)
|
65.51.10.0 | 65.51.10.255 |
| 65.51.16.0/21 | More specific | AS54004 | Cablevision Lightpath LLC |
United States of America (US)
|
65.51.16.0 | 65.51.23.255 |
| 65.51.24.0/22 | More specific | AS54004 | Cablevision Lightpath LLC |
United States of America (US)
|
65.51.24.0 | 65.51.27.255 |
| 65.51.29.0/24 | More specific | AS19720 | Cablevision Systems Corp. |
United States of America (US)
|
65.51.29.0 | 65.51.29.255 |
| 65.51.31.0/24 | More specific | AS19720 | Cablevision Systems Corp. |
United States of America (US)
|
65.51.31.0 | 65.51.31.255 |
| 65.51.32.0/19 | More specific | AS54004 | Cablevision Lightpath LLC |
United States of America (US)
|
65.51.32.0 | 65.51.63.255 |
| 65.51.34.0/24 | More specific | AS25924 | Graham Capital Management L.P. |
United States of America (US)
|
65.51.34.0 | 65.51.34.255 |
| 65.51.58.0/23 | More specific | AS399856 | Pratt Institute |
United States of America (US)
|
65.51.58.0 | 65.51.59.255 |
| 65.51.64.0/18 | More specific | AS54004 | Cablevision Lightpath LLC |
United States of America (US)
|
65.51.64.0 | 65.51.127.255 |
| 65.51.66.0/24 | More specific | AS35880 | Wakefern Food Corp. |
United States of America (US)
|
65.51.66.0 | 65.51.66.255 |
| 65.51.71.0/24 | More specific | AS402786 | Heat Controller LLC |
United States of America (US)
|
65.51.71.0 | 65.51.71.255 |
| 65.51.81.0/24 | More specific | AS396918 | Apple Bank for Savings |
United States of America (US)
|
65.51.81.0 | 65.51.81.255 |
| 65.51.82.0/24 | More specific | AS17076 | Stone Ridge Asset Management LLC |
United States of America (US)
|
65.51.82.0 | 65.51.82.255 |
| 65.51.85.0/24 | More specific | AS46152 | SL Green Realty Corp |
United States of America (US)
|
65.51.85.0 | 65.51.85.255 |
| 65.51.95.0/24 | More specific | AS1632 | SONIC HEALTHCARE USA INC. |
United States of America (US)
|
65.51.95.0 | 65.51.95.255 |
| 65.51.115.0/24 | More specific | AS400423 | Catholic Health |
United States of America (US)
|
65.51.115.0 | 65.51.115.255 |
| 65.51.128.0/17 | More specific | AS54004 | Cablevision Lightpath LLC |
United States of America (US)
|
65.51.128.0 | 65.51.255.255 |
| 65.51.129.0/24 | More specific | AS399208 | SL Green Realty Corp |
United States of America (US)
|
65.51.129.0 | 65.51.129.255 |
| 65.51.133.0/24 | More specific | AS398116 | FDNY |
United States of America (US)
|
65.51.133.0 | 65.51.133.255 |
| 65.51.134.0/24 | More specific | AS46673 | Delta Dental |
United States of America (US)
|
65.51.134.0 | 65.51.134.255 |
| 65.51.144.0/24 | More specific | AS396242 | Tiffany and Company |
United States of America (US)
|
65.51.144.0 | 65.51.144.255 |
| 65.51.152.0/23 | More specific | AS13938 | SS&C Technologies Inc. |
United States of America (US)
|
65.51.152.0 | 65.51.153.255 |
| 65.51.168.0/24 | More specific | AS12216 | KRAVET INC. |
United States of America (US)
|
65.51.168.0 | 65.51.168.255 |
| 65.51.172.0/24 | More specific | AS62642 | Bigleaf Networks Inc. |
United States of America (US)
|
65.51.172.0 | 65.51.172.255 |
| 65.51.173.0/24 | More specific | AS400836 | SL Green Realty Corp |
United States of America (US)
|
65.51.173.0 | 65.51.173.255 |
| 65.51.200.0/24 | More specific | AS46835 | Centrastate Medical Center Inc. |
United States of America (US)
|
65.51.200.0 | 65.51.200.255 |
| 65.51.201.0/24 | More specific | AS14699 | Evolution Markets |
United States of America (US)
|
65.51.201.0 | 65.51.201.255 |
| 65.51.203.0/24 | More specific | AS46904 | Weitz & Luxenberg P.C |
United States of America (US)
|
65.51.203.0 | 65.51.203.255 |
| 65.51.208.0/24 | More specific | AS46870 | New Jersey Resources |
United States of America (US)
|
65.51.208.0 | 65.51.208.255 |
| 65.51.218.0/23 | More specific | AS397394 | Gold Coast Broadband |
United States of America (US)
|
65.51.218.0 | 65.51.219.255 |
| 65.51.222.0/24 | More specific | AS32787 | Akamai Technologies Inc. |
United States of America (US)
|
65.51.222.0 | 65.51.222.255 |
| 65.51.231.0/24 | More specific | AS399684 | SL Green Realty Corp |
United States of America (US)
|
65.51.231.0 | 65.51.231.255 |
| 65.51.242.0/24 | More specific | AS19862 | Bridgehampton National Bank |
United States of America (US)
|
65.51.242.0 | 65.51.242.255 |
| 65.51.247.0/24 | More specific | AS398116 | FDNY |
United States of America (US)
|
65.51.247.0 | 65.51.247.255 |
| 65.51.249.0/24 | More specific | AS40137 | AWM Investment Company Inc. |
United States of America (US)
|
65.51.249.0 | 65.51.249.255 |
| 65.51.251.0/24 | More specific | AS22345 | Solix Inc. |
United States of America (US)
|
65.51.251.0 | 65.51.251.255 |