AS Name
CABLE-NET-1
Org Name
Cablevision Systems Corp.
Registry Region
United States
Looking Glass
IPv4Prefixes

83

IPv6Prefixes

7

IPv4 NUMs

5,187,840

IPv6 NUMs(/64)

77,309,607,936

5,187,840 IPv4 Addresses
CIDR Description IP Num
24.38.0.0/17 Cablevision Systems Corp. 32768
24.38.192.0/18 Optimum Online (Cablevision Systems) (C06598429) 16384
24.44.0.0/14 Optimum Online 262144
24.89.128.0/18 ATLANTIC MECHANICAL IN (C02815690) 16384
24.146.128.0/17 Optimum Online (Cablevision Systems) (C05896173) 32768
24.157.32.0/19 Cablevision Systems Corp. 8192
24.184.0.0/14 Optimum Online 262144
24.187.70.0/23 Optimum Online (Cablevision Systems) (C01563610) 512
24.188.0.0/14 Optimum Online 262144
24.189.218.0/24 Optimum Online (Cablevision Systems) (C06073231) 256
24.228.0.0/16 Optimum Online 65536
24.246.96.0/19 Cablevision Systems Corp. 8192
47.16.0.0/15 Optimum Online (Cablevision Systems) (C02966291) 131072
47.16.0.0/14 Optimum WiFi 262144
47.18.0.0/16 Optimum Online (Cablevision Systems) (C06439725) 65536
47.20.0.0/14 Optimum Online 262144
50.29.0.0/17 Optimum WiFi 32768
63.142.16.0/20 Optimum WiFi 4096
63.143.128.0/17 Optimum WiFi 32768
63.247.160.0/19 Cablevision Systems Corp. (CVNT) 8192
65.51.0.0/16 Cablevision Systems Corp. 65536
67.80.0.0/13 Optimum Online 524288
68.192.0.0/13 Optimum Online 524288
69.27.224.0/19 Cablevision Systems Corp. 8192
69.74.0.0/16 Cablevision Systems Corp. 65536
69.74.69.0/24 Cablevision Infrastructure (C00983347) 256
69.74.176.0/25 Benjamin Moore (C01571873) 128
69.74.195.0/24 RAMAPO RIDGE (C02717711) 256
69.74.196.0/23 Cablevision Corporate Engineering (C01629304) 512
69.112.0.0/13 Optimum Online (Cablevision Systems) (C06059344) 524288
69.118.14.0/23 Optimum Online (Cablevision Systems) (C02980788) 512
69.120.0.0/13 Optimum Online (Cablevision Systems) (C06133068) 524288
69.121.104.0/22 Optimum Online (Cablevision Systems) (C04899820) 1024
74.88.0.0/15 Optimum Online (Cablevision Systems) (C05896089) 131072
74.89.0.0/24 Optimum Online (Cablevision Systems) (C02431958) 256
74.90.0.0/16 Optimum Online (Cablevision Systems) (C06542848) 65536
75.99.0.0/16 DUNKIN DCP 361816 (C03346503) 65536
75.127.128.0/17 Static IP Services 32768
96.56.0.0/15 Static IP Services 131072
104.123.62.0/24 Akamai Technologies, Inc. 256
104.123.63.0/24 Akamai Technologies, Inc. 256
104.123.64.0/24 Akamai Technologies, Inc. 256
104.123.65.0/24 Akamai Technologies, Inc. 256
104.148.128.0/17 Optimum Online 32768
104.246.0.0/17 Optimum Online 32768
107.188.0.0/17 Optimum WiFi 32768
108.58.0.0/16 Static IP Services 65536
108.162.0.0/18 SUNRISEF AMILT PARTNE (C07514012) 16384
108.170.64.0/18 Static IP Services 16384
108.179.0.0/18 Cablevision Systems Corp. (CVNT) 16384
142.54.64.0/18 Static IP Services (CSCHO-2) 16384
148.74.0.0/15 Optimum Online (Cablevision Systems) (C06598499) 131072
148.76.0.0/17 Optimum Online (Cablevision Systems) (C06183032) 32768
148.76.128.0/18 Optimum Lightpath 16384
148.76.192.0/19 Optimum Online 8192
148.77.0.0/24 Cablevision Systems Corp. 256
148.77.0.0/16 Cablevision Systems Corp. 65536
162.216.56.0/21 Optimum WiFi 2048
167.206.0.0/24 Cablevision RFDN Infrastructure (C02086109) 256
167.206.0.0/16 Cablevision Systems Corp. 65536
167.206.9.0/24 Cablevision CET 256
167.206.20.0/23 CABLEVISION INFRASTRUCTURE (C02726533) 512
167.206.23.0/24 Cablevision Content Dept (420 Bld) (C00464168) 256
167.206.113.0/24 Cablevision Systems Corp (C00026452) 256
167.206.125.128/25 Cablevision Engineering (C00464494) 128
167.206.135.0/24 CABLEVISION INFRASTRUCTURE (C02942889) 256
170.129.0.0/24 Standard Microsystems Corporation 256
170.129.0.0/16 Standard Microsystems Corporation 65536
173.2.0.0/15 Optimum Online 131072
173.220.0.0/24 Static IP Services 256
173.220.0.0/16 Static IP Services 65536
173.229.64.0/18 Optimum WiFi 16384
173.251.0.0/17 Cablevision Systems Corp. 32768
173.251.36.0/23 Corporate Engineers (C02599641) 512
174.44.0.0/24 Optimum Online (Cablevision Systems) (C07479727) 256
174.44.0.0/16 Optimum Online 65536
192.208.120.0/21 Optimum WiFi 2048
198.46.96.0/19 Cablevision Systems Corp. 8192
198.242.55.0/24 Cogent communications - IPENG 256
204.9.0.0/22 DYNATECH INTERNATIONAL 1024
209.140.32.0/19 Optimum WiFi 8192
216.255.96.0/19 Cablevision Systems Corp. 8192
216.255.102.0/24 Cablevision Systems Corp. 256
CIDR Description IP NUMs(prefix /64)
2600:1400:1000::/48 Akamai Technologies, Inc. 65536
2600:1400:3000::/48 Akamai Technologies, Inc. 65536
2600:1400:e000::/48 Akamai Technologies, Inc. 65536
2600:4800::/41 Optimum Online 8388608
2600:4800::/28 Optimum Online 68719476736
2602:230::/32 Cablevision Systems Corp. 4294967296
2607:fda8::/32 Cablevision Systems Corp. 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS577 BACOM - Bell Canada, CA Canada 6,007,808 4,467,589,120 IPv4 IPv4
AS6667 EUNET-FINLAND - Elisa Oyj, FI Finland 2,816 0 IPv4 IPv4
AS6830 LibertyGlobal - Liberty Global B.V., AT Austria 12,207,104 1,005,324,795,904 IPv4 IPv4
AS13030 INIT7 - Init7 (Switzerland) Ltd., CH Switzerland 95,744 77,330,841,600 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, US United States 27,500,032 310,095,347,712 IPv4 IPv4 IPv6 IPv6
AS293 ESNET, US United States 132,864 4,295,032,832 IPv4 IPv4
AS1273 CW - Vodafone Group PLC, GB United Kingdom 1,326,592 8,796,093,022,208 IPv4 IPv4 IPv6 IPv6
AS3303 SWISSCOM - Swisscom (Schweiz) AG, CH Switzerland 3,607,552 161,330,495,488 IPv4 IPv4 IPv6 IPv6
AS3292 TDC - TDC A/S, DK Denmark 6,811,392 163,209,019,392 IPv4 IPv4 IPv6 IPv6
AS7738 Telemar Norte Leste S.A., BR Brazil 7,709,696 68,719,476,736 IPv4 IPv4
AS33891 CORE-BACKBONE - Core-Backbone GmbH, DE Germany 0 0 IPv4 IPv4 IPv6 IPv6
AS36351 SOFTLAYER - SoftLayer Technologies Inc., US United States 5,107,968 39,632,240,640 IPv4 IPv4
AS5400 BT - British Telecommunications PLC, GB United Kingdom 920,576 4,402,342,592,512 IPv4 IPv4
AS5769 VIDEOTRON - Videotron Telecom Ltee, CA Canada 2,637,824 34,359,803,904 IPv4 IPv4
AS7843 TWC-7843-BB - Charter Communications Inc, US United States 2,175,232 21,474,836,480 IPv4 IPv4
AS41095 IPTP - IPTP LTD, NL Netherlands 40,448 9,378,594,816 IPv4 IPv4
AS14361 HOPONE-GLOBAL - HopOne Internet Corporation, US United States 137,472 3,932,160 IPv4 IPv4
AS4181 TDS-AS - TDS TELECOM, US United States 1,121,536 77,309,411,328 IPv4 IPv4
AS6079 RCN-AS - RCN, US United States 1,152,256 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,010,688 12,886,278,144 IPv4 IPv4 IPv6 IPv6
AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited, HK Hong Kong 1,500,928 12,884,901,888 IPv4 IPv4
AS7922 COMCAST-7922, US United States 71,248,896 36,318,243,520,512 IPv4 IPv4 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 48,384 4,294,967,296 IPv4 IPv4
AS39326 HSO-GROUP - HighSpeed Office Limited, GB United Kingdom 40,192 8,606,908,416 IPv4 IPv4
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 6,912 8,590,196,736 IPv4 IPv4 IPv6 IPv6
AS852 ASN852 - TELUS Communications Inc., CA Canada 4,883,968 13,690,339,328 IPv4 IPv4 IPv6 IPv6
AS4788 TMNET-AS-AP - Tmnet, Telekom Malaysia Bhd., MY Malaysia 2,969,856 5,905,580,288 IPv4 IPv4
AS14061 DIGITALOCEAN-ASN - DigitalOcean, LLC, US United States 2,274,410 17,629,184 IPv4 IPv4 IPv6 IPv6
AS19151 WVFIBER-1 - WV FIBER, US United States 69,120 4,294,967,296 IPv4 IPv4
AS3491 BTN-ASN - PCCW Global, Inc., US United States 1,012,480 13,961,789,440 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 514,816 282,635,155,472,384 IPv4 IPv4 IPv6 IPv6
AS8359 MTS - MTS PJSC, RU Russian Federation 1,168,384 77,309,411,328 IPv4 IPv4
AS11403 NYINTERNET - NYI, US United States 53,760 12,884,967,424 IPv4 IPv4
AS1299 TELIANET - Telia Company AB, SE Sweden 304,128 17,605,071,732,736 IPv4 IPv4 IPv6 IPv6
AS2381 WISCNET1-AS - WiscNet, US United States 566,016 4,311,744,512 IPv4 IPv4
AS3257 GTT-BACKBONE - GTT Communications Inc., DE Germany 2,481,064 167,504,379,904 IPv4 IPv4
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 38,468,164 25,789,661,440 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS21835 SCARSDALE-SECURITY-SYSTEMS - Scarsdale Security Systems, Inc., US United States 1,024 0 IPv4 IPv4
AS4906 FDS-01 - Frontline Communications, US United States 14,592 0 IPv4 IPv4
AS10955 WILPATERSON - WILLIAM PATERSON UNIVERSITY, US United States 65,536 0 IPv4 IPv4
AS12073 CCSINET-1 - Contemporary Computer Services Inc., US United States 4,096 0 IPv4 IPv4
AS15580 Allianz Technology SE, DE Germany 13,568 4,294,967,296 IPv4 IPv4
AS40137 AWM-INVESTMENT - AWM Investment Company, Inc., US United States 256 0 IPv4 IPv4
AS54004 OPTIMUM-WIFI2 - Optimum WiFi, US United States 69,888 786,432 IPv4 IPv4 IPv6 IPv6
AS21895 NYLS-AS - New York Law School, US United States 1,024 0 IPv4 IPv4
AS23329 AS-OPENACCESS - Open Access Inc., US United States 1,536 0 IPv4 IPv4
AS11817 STAFFORDNET - Stafford Associates Computer Specialists, Inc., US United States 3,072 0 IPv4 IPv4
AS26454 HENRYSCHEIN - Henry Schein Inc, US United States 768 0 IPv4 IPv4
AS14584 BAKER-AND-TAYLOR - Baker & Taylor, Inc., US United States 256 0 IPv4 IPv4
AS18438 BROWNB - Brown Brothers Harriman & Company, US United States 4,352 0 IPv4 IPv4
AS36136 ALARMNET, US United States 2,816 0 IPv4 IPv4
AS36378 NYIT-AS - New York Institute of Technology, US United States 12,544 0 IPv4 IPv4
AS36406 US-FIRE-INSURANCE-COMPANY - United States Fire Insurance Company, US United States 512 0 IPv4 IPv4
AS36861 AS36861 - RWJBarnabas Health, Inc., US United States 4,096 0 IPv4 IPv4
AS54735 TTGSI - TT Government Solutions, Inc., US United States 10,240 0 IPv4 IPv4
AS40149 UBNET1-AS - University of Bridgeport, US United States 8,448 0 IPv4 IPv4
AS4904 COATUE - Coatue Management, US United States 0 0 IPv4 IPv4
AS10909 WHITEELMCAPITALLLC - WHITE ELM CAPITAL, LLC, US United States 0 0 IPv4 IPv4
AS14006 RAFFERTYCAPITALMARKETS - RAFFERTY CAPITAL MARKETS, US United States 1,024 0 IPv4 IPv4
AS16770 ASTGEN - Astoria Generating Company, L.P., US United States 512 0 IPv4 IPv4
AS22775 MOORECAP - Moore Capital Management, US United States 10,240 0 IPv4 IPv4
AS27447 SRZLLPAS - Schulte Roth & Zabel LLP, US United States 1,536 0 IPv4 IPv4
AS30006 DFKING - D. F. King & Co., Inc., US United States 1,792 0 IPv4 IPv4
AS10985 CURTIS-ASNUM - Curtis Instruments, Inc., US United States 512 0 IPv4 IPv4
AS17903 COGNIZANT-IN-AP - Cognizant Technology Solutions India Pvt Ltd, IN India 20,224 0 IPv4 IPv4
AS19587 H2-CREDIT-MANAGEMENT - H/2 Credit Manager GP LLC, US United States 256 0 IPv4 IPv4
AS19796 SHUBERT - Shubert Organization, Inc., US United States 2,048 0 IPv4 IPv4
AS30054 THE-COLLEGE-OF-WESTCHESTER - The College of Westchester, US United States 256 0 IPv4 IPv4
AS33645 ODYSSEYRE - ODYSSEY RE HOLDINGS CORP, US United States 512 0 IPv4 IPv4
AS36447 DATABASAURUS - DATABASAURUS, LLC, US United States 512 0 IPv4 IPv4
AS22993 ADVANTAGE - Advantage Sales & Marketing LLC, US United States 0 0 IPv4 IPv4
AS30138 ARTECH-INFO - Artech Information Systems LLC, US United States 256 0 IPv4 IPv4
AS3408 AMC-NETWORKS - Rainbow Media Holdings LLC, US United States 256 0 IPv4 IPv4
AS21821 MMAHS-01 - Montefiore Medical Center, US United States 1,024 0 IPv4 IPv4
AS36082 BIDS - BIDS Trading L.P., US United States 256 0 IPv4 IPv4
AS395053 CCS-CORPORATE461 - Community Counselling Service Co., LLC, US United States 256 0 IPv4 IPv4
AS19195 DURALEE-FABRICS - DURALEE FABRICS LTD, US United States 0 0 IPv4 IPv4
AS20079 VCP-ASN - VESTAR CAPITAL PARTNERS, US United States 512 0 IPv4 IPv4
AS22249 MAXEL-4 - MAXELL CORPORATION OF AMERICA, US United States 256 0 IPv4 IPv4
AS25740 POINT72 - Point72 Asset Management, LP, US United States 1,024 0 IPv4 IPv4
AS26083 NEWEDGE-ASN1 - Newedge Facilities Management, Inc., US United States 3,584 0 IPv4 IPv4
AS40951 MKM-ASN - MKM PARTNERS, LLC, US United States 512 0 IPv4 IPv4
AS394178 PRETIUMPARTNERS - Pretium REO, LLC, US United States 512 0 IPv4 IPv4
AS3785 ASN1 - Dr. Leonard's Healthcare Corp., US United States 1,024 0 IPv4 IPv4
AS11579 LANLINE - LANline Communications Inc, US United States 16,384 0 IPv4 IPv4
AS15080 VIKINGGLOBAL - Viking Global Investors LP, US United States 256 0 IPv4 IPv4
AS27483 DDS - The Darby Group Co., US United States 2,304 0 IPv4 IPv4
AS54323 MMC-AS-NOV2011 - Maimonides Medical Center, US United States 4,096 0 IPv4 IPv4
AS396130 PCH-NET - Publishers Clearing House LLC, US United States 256 0 IPv4 IPv4
AS3957 AIP - American Institute of Physics Incorporated, US United States 512 0 IPv4 IPv4
AS40262 PANTONE-AS - Pantone Inc., US United States 1,024 0 IPv4 IPv4
AS3485 FCMCNET - Fuji Capital Markets Corporation, US United States 0 0 IPv4 IPv4
AS14564 AS-2515 - Alpine Funds, US United States 256 0 IPv4 IPv4
AS17103 JRC-NETWORK-SERVICES - Jensen Research Corporation, US United States 1,024 0 IPv4 IPv4
AS19618 GLOBEOP-2000 - GlobeOp Financial Services, US United States 0 0 IPv4 IPv4
AS20339 RR-CENTRAL - Rosenthal & Rosenthal Inc., US United States 512 0 IPv4 IPv4
AS40922 MEDAVANTE-HAMILTON-CORPORATE - MedAvante, Inc., US United States 1,024 0 IPv4 IPv4
AS63397 WILLETT - Willett Advisors LLC, US United States 1,024 0 IPv4 IPv4
AS23484 PACENET - Pace University, US United States 2,816 0 IPv4 IPv4
AS4563 BTMU-AMERICA - The Bank of Tokyo-Mitsubishi UFJ, US United States 1,024 0 IPv4 IPv4
AS13581 SOFTWAREHOUSE - SHI International Corp., US United States 1,536 0 IPv4 IPv4
AS13883 BB-FAX-SERVER - Contractors Register, Inc., US United States 256 0 IPv4 IPv4
AS16884 TOURM-3 - Tourmaline Partners LLC, US United States 256 0 IPv4 IPv4
AS19720 CABLEVISION-CORP - Cablevision Systems Corp., US United States 5,632 0 IPv4 IPv4
AS21778 NET-DIDATA-NY - Dimension Data North America, Inc., US United States 1,536 0 IPv4 IPv4
AS22077 RENAISSANCE-TECH - Renaissance Technologies Corp., US United States 2,560 0 IPv4 IPv4
AS27543 ELLIOTTMGMT - Elliott Associates, US United States 1,280 0 IPv4 IPv4
AS30428 NET2PHONE-GLOBAL-SERVICES - IDT Corporation, US United States 1,024 0 IPv4 IPv4
AS16828 DGA-SECURITY - DGA Security Systems, Inc., US United States 256 0 IPv4 IPv4
AS22904 WSITS - Winning Strategies ITS, US United States 2,048 0 IPv4 IPv4
AS32011 JOHO-NYC - Joho Capital, LLC, US United States 256 0 IPv4 IPv4
AS40042 SUFFOLK-COUNTY-GOVERNMENT - Suffolk County Government, US United States 512 0 IPv4 IPv4
AS46388 SUNRISELAB-1 - Sunrise Medical Laboratories, Inc., US United States 256 0 IPv4 IPv4
AS395652 COUNTYOFBERGEN - County of Bergen, US United States 1,024 0 IPv4 IPv4
AS15205 NCPDAS - Nassau County Police Department, US United States 2,304 0 IPv4 IPv4
AS20000 FULCRM-00 - Fulcrum Analytics, Inc, US United States 768 0 IPv4 IPv4
AS26461 CARDHOLDER-MANAGEMENT-SERVICES - Cardworks Servicing, LLC, US United States 1,024 0 IPv4 IPv4
AS394454 WB-AS-US - Withers Bergman LLP, US United States 256 0 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
United States Equinix Ashburn - Equinix Ashburn Exchange 206.126.236.150 2001:504:0:2::6128:1 40 Gbps 2019-04-03 14:48:46
United States Equinix Chicago - Equinix Chicago Exchange 208.115.136.56 2001:504:0:4::6128:2 10 Gbps 2019-04-03 19:53:51
United States Equinix Chicago - Equinix Chicago Exchange 208.115.136.13 2001:504:0:4::6128:1 20 Gbps 2019-04-03 19:55:03
United States NYIIX - New York International Internet eXchange 198.32.160.186 2001:504:1::a500:6128:3 100 Gbps 2019-07-10 16:05:25

Private Peering Facilities

Country/Region Name City Website Updated
Equinix DC1-DC15 - Ashburn Ashburn http://www.equinix.com/ 2019-07-10 16:34:50
Equinix CH1/CH2/CH4 - Chicago Chicago http://www.equinix.com/ 2019-07-10 16:35:26
Equinix NY9 - New York, 111 8th Avenue New York https://www.equinix.com/locations/americas-colocation/united-states-colocation/new-york-data-centers/ny9/ 2019-07-10 16:35:40
60 Hudson New York 2019-07-10 16:42:22
Equinix NY1 - New York, Newark Newark https://www.equinix.com/locations/americas-colocation/united-states-colocation/new-york-data-centers/ny1/ 2019-07-10 16:42:49
IP Address Domain NUMs Domains
24.38.0.11 1 websecure.northnj.aaa.com
24.38.0.35 1 download.pcamerica.com
24.38.0.211 1 sbhrdgateway.sbhhs.org
24.38.1.243 1 vpn.digiscribe.info
24.38.3.2 1 vendor.unbeatablesale.com
24.38.3.56 1 schnauzer.eppendorf.com
24.38.3.69 13 311.ridgewoodnj.net
24.38.3.77 1 www.indowntownridgewood.com
24.38.3.84 2 eunicephr.com
24.38.3.86 1 sp.healthec.com
ASNumber:       6128
ASName:         CABLE-NET-1
ASHandle:       AS6128
RegDate:        
Updated:        2014-09-18    
Ref:            https://rdap.arin.net/registry/autnum/6128



OrgName:        Cablevision Systems Corp.
OrgId:          CVNT-Z
Address:        1111 Stewart Avenue
City:           Bethpage
StateProv:      NY
PostalCode:     11714
Country:        US
RegDate:        2014-09-12
Updated:        2014-09-12
Ref:            https://rdap.arin.net/registry/entity/CVNT-Z


OrgAbuseHandle: OOLAB-ARIN
OrgAbuseName:   OOL Hostmaster
OrgAbusePhone:  +1-516-803-2400 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/OOLAB-ARIN

OrgTechHandle: CIO1-ARIN
OrgTechName:   Cablevision Internet Operations
OrgTechPhone:  +1-516-390-5480 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/CIO1-ARIN