IPv4 prefix
47.16.0.0/13
- IP Prefix (CIDR)
- 47.16.0.0/13
- Subnet Mask
- 255.248.0.0
- Address Count
- 524,288
Registration 1 of 24
- Owner
- Optimum WiFi
- Handle
- CHL-54
- Address
- 111 New South Rd Hicksville NY 11801 United States
- Registry
- ARIN
- Registered Prefixes
-
47.16.0.0/15 (47.16.0.0 - 47.17.255.255)
47.18.0.0/16 (47.18.0.0 - 47.18.255.255)
Registration 2 of 24
- Owner
- Optimum Online (Cablevision Systems)
- Handle
- C11652283
- Address
- 111 New South Road Hicksville NY 11801 United States
- Registry
- ARIN
- Registered Prefix
- 47.16.0.0/22 (47.16.0.0 - 47.16.3.255)
- Delegated Prefix
- 47.16.0.0/15 (47.16.0.0 - 47.17.255.255)
Registration 3 of 24
- Owner
- Optimum Online (Cablevision Systems)
- Handle
- C06439725
- Address
- 111 New South Road Hicksville NY 11801 United States
- Registry
- ARIN
- Registered Prefix
- 47.18.0.0/20 (47.18.0.0 - 47.18.15.255)
- Delegated Prefix
- 47.18.0.0/16 (47.18.0.0 - 47.18.255.255)
Registration 4 of 24
- Owner
- AMERICAN STOCK TRANSFER & TRUST COMPANY, LLC
- Handle
- C06152185
- Address
- 6201 15TH AV BROOKLYN NY 11219 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.0.0/29 (47.19.0.0 - 47.19.0.7)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 5 of 24
- Owner
- LABVANTAGE SOLUTIONS INC
- Handle
- C06070789
- Address
- 265 DAVIDSON AVE SUITE 220 SOMERSET NJ 08873 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.19.0/24 (47.19.19.0 - 47.19.19.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 6 of 24
- Owner
- Mary Ann Liebert, Inc.
- Handle
- C06084553
- Address
- 140 HUGUENOT ST FL 3 NEW ROCHELLE NY 10801 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.26.0/24 (47.19.26.0 - 47.19.26.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 7 of 24
- Owner
- WILLIAM FLOYD SCHOOL DISTRICT
- Handle
- C05799493
- Address
- 240 MASTIC BEACH RD MASTIC BEACH NY 11951 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.34.0/24 (47.19.34.0 - 47.19.34.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 8 of 24
- Owner
- KONICA MINOLTA BUSINESS SOLUTIONS USA, INC.
- Handle
- C05805720
- Address
- KMBS CO AVOTUS 169 RAMAPO VALLEY RD OAKLAND NJ 07436 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.51.0/24 (47.19.51.0 - 47.19.51.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 9 of 24
- Owner
- CONNELL FOLEY
- Handle
- C06501075
- Address
- 85 LIVINGSTON AVE ROSELAND NJ 07068 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.95.0/24 (47.19.95.0 - 47.19.95.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 10 of 24
- Owner
- GOLD COAST BROADBAND
- Handle
- C06846491
- Address
- 285 GRAND STREET ATT RAFAEL CABRERA JERSEY CITY NJ 07302 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.99.0/24 (47.19.99.0 - 47.19.99.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 11 of 24
- Owner
- AMC NETWORKS INC-11 PENN PRODUCTION
- Handle
- C04882992
- Address
- 11 PENN PLZ FL 2 NEW YORK NY 10001 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.103.0/24 (47.19.103.0 - 47.19.103.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 12 of 24
- Owner
- ODYSSEY
- Handle
- C05209303
- Address
- 300 FIRST STAMFORD PL STAMFORD CT 06902 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.109.0/24 (47.19.109.0 - 47.19.109.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 13 of 24
- Owner
- CMLP
- Handle
- C11046462
- Address
- 1175 Elm Street Concord MA 01742-0001 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.118.0/24 (47.19.118.0 - 47.19.118.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 14 of 24
- Owner
- MEMORIAL SLOAN-KETTERING CANCER CENTER
- Handle
- C06878503
- Address
- PO BOX 172127 MSKCC CO ASENTINEL MEMPHIS TN 38187 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.120.0/24 (47.19.120.0 - 47.19.120.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 15 of 24
- Owner
- MARCUM LLP
- Handle
- C05070394
- Address
- 10 MELVILLE PARK DR MELVILLE NY 11747 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.127.0/24 (47.19.127.0 - 47.19.127.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 16 of 24
- Owner
- INTERFAITH MEDICAL CENTER
- Handle
- C05395309
- Address
- 1545 ATLANTIC AVE BROOKLYN NY 11213 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.143.0/24 (47.19.143.0 - 47.19.143.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 17 of 24
- Owner
- WILLETT ADVISORS LLC
- Handle
- C05566773
- Address
- 909 3RD AVE 15TH FLR NEW YORK NY 10022 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.151.0/24 (47.19.151.0 - 47.19.151.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 18 of 24
- Owner
- WILLETT ADVISORS LLC
- Handle
- C05566776
- Address
- 909 3RD AVE 15TH FLR NEW YORK NY 10022 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.152.0/24 (47.19.152.0 - 47.19.152.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 19 of 24
- Owner
- J. JOSEPHSON INC.
- Handle
- C05602289
- Address
- 35 HORIZON BLVD SOUTH HACKENSACK NJ 07606 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.156.0/24 (47.19.156.0 - 47.19.156.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 20 of 24
- Owner
- AFFILIATED TECHNOLOGY SOLUTIONS LLC
- Handle
- C06154079
- Address
- 777 NEW DURHAM RD EDISON NJ 08817 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.191.0/24 (47.19.191.0 - 47.19.191.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 21 of 24
- Owner
- MACY'S SYSTEMS AND TECHNOLOGY, INC.
- Handle
- C05753706
- Address
- PO BOX 290152 A1B TEMPLE TERRACE FL 33687 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.209.0/24 (47.19.209.0 - 47.19.209.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 22 of 24
- Owner
- MOUNT KISCO MEDICAL GROUP
- Handle
- C05898494
- Address
- 110 SOUTH BEDFORD RD MOUNT KISCO NY 10549 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.219.0/24 (47.19.219.0 - 47.19.219.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 23 of 24
- Owner
- THE SALVATION ARMY
- Handle
- C06060385
- Address
- 440 W NYACK RD WEST NYACK NY 10994 United States
- Registry
- ARIN
- Registered Prefix
- 47.19.254.0/24 (47.19.254.0 - 47.19.254.255)
- Delegated Prefix
- 47.19.0.0/16 (47.19.0.0 - 47.19.255.255)
Registration 24 of 24
- Owner
- Optimum Online (Cablevision Systems)
- Handle
- C06845397
- Address
- 111 New South Road Hicksville NY 11801 United States
- Registry
- ARIN
- Registered Prefix
- 47.20.0.0/22 (47.20.0.0 - 47.20.3.255)
- Delegated Prefix
- 47.20.0.0/14 (47.20.0.0 - 47.23.255.255)
| Announced Prefix | Relationship | Origin ASN | Description | Country | First Address | Last Address |
|---|---|---|---|---|---|---|
| 47.16.0.0/13 | Exact | AS6128 | Cablevision Systems Corp. |
United States of America (US)
|
47.16.0.0 | 47.23.255.255 |
| 47.19.0.0/16 | More specific | AS54004 | Cablevision Lightpath LLC |
United States of America (US)
|
47.19.0.0 | 47.19.255.255 |
| 47.19.19.0/24 | More specific | AS395117 | LabVantage Solutions Inc |
United States of America (US)
|
47.19.19.0 | 47.19.19.255 |
| 47.19.26.0/24 | More specific | AS46183 | MARY ANN LIEBERT INC |
United States of America (US)
|
47.19.26.0 | 47.19.26.255 |
| 47.19.34.0/24 | More specific | AS62677 | William Floyd Union Free School District |
United States of America (US)
|
47.19.34.0 | 47.19.34.255 |
| 47.19.51.0/24 | More specific | AS55052 | Konica Minolta Business Solutions U.S.A. Inc. |
United States of America (US)
|
47.19.51.0 | 47.19.51.255 |
| 47.19.95.0/24 | More specific | AS19642 | Connell Foley LLP |
United States of America (US)
|
47.19.95.0 | 47.19.95.255 |
| 47.19.99.0/24 | More specific | AS397394 | Gold Coast Broadband |
United States of America (US)
|
47.19.99.0 | 47.19.99.255 |
| 47.19.103.0/24 | More specific | AS3408 | Rainbow Media Holdings LLC |
United States of America (US)
|
47.19.103.0 | 47.19.103.255 |
| 47.19.109.0/24 | More specific | AS33645 | ODYSSEY RE HOLDINGS CORP |
United States of America (US)
|
47.19.109.0 | 47.19.109.255 |
| 47.19.118.0/24 | More specific | AS25808 | Town of Concord MA |
United States of America (US)
|
47.19.118.0 | 47.19.118.255 |
| 47.19.120.0/24 | More specific | AS14822 | Memorial Sloan-Kettering Cancer Center |
United States of America (US)
|
47.19.120.0 | 47.19.120.255 |
| 47.19.127.0/24 | More specific | AS63329 | Marcum LLP |
United States of America (US)
|
47.19.127.0 | 47.19.127.255 |
| 47.19.143.0/24 | More specific | AS19926 | INTERFAITH MEDICAL CENTER |
United States of America (US)
|
47.19.143.0 | 47.19.143.255 |
| 47.19.151.0/24 | More specific | AS63397 | Willett Advisors LLC |
United States of America (US)
|
47.19.151.0 | 47.19.151.255 |
| 47.19.152.0/24 | More specific | AS63397 | Willett Advisors LLC |
United States of America (US)
|
47.19.152.0 | 47.19.152.255 |
| 47.19.156.0/24 | More specific | AS63378 | J. Josephson Inc. |
United States of America (US)
|
47.19.156.0 | 47.19.156.255 |
| 47.19.191.0/24 | More specific | AS32696 | Tri State Voice & Data LLC |
United States of America (US)
|
47.19.191.0 | 47.19.191.255 |
| 47.19.209.0/24 | More specific | AS62802 | Macy's Systems and Technology Inc. |
United States of America (US)
|
47.19.209.0 | 47.19.209.255 |
| 47.19.219.0/24 | More specific | AS53482 | CareMount Medical P.C. |
United States of America (US)
|
47.19.219.0 | 47.19.219.255 |
| 47.19.254.0/24 | More specific | AS394817 | The Salvation Army |
United States of America (US)
|
47.19.254.0 | 47.19.254.255 |