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Data as of Nov 4, 2026

148.74.0.0/15

No anonymizer space

Cablevision Systems Corp. · space held by Optimum Online

Announcement
this exact prefix
RPKI valid
Announced by
AS6128
Type
Residential
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
2,371
1.8% of its addresses · listed by providers
Always-on exits
579
24% of its exits
Spread
384 of 512
/24s with at least one exit
Providers
116
selling exits here

/24s with the most always-on exits

/24Always-on exitsProxy exits
148.74.24.0/24920
148.74.16.0/24817
148.74.17.0/24816
148.74.18.0/24719
148.74.29.0/24714
148.75.181.0/24616
148.75.209.0/24614
148.74.226.0/24612
148.75.197.0/24612
148.74.23.0/24515
148.75.246.0/24515
148.75.211.0/24515
148.75.241.0/24513
148.74.28.0/24511
148.74.208.0/2459
148.75.236.0/2457
148.74.237.0/24420
148.74.21.0/24416
148.74.146.0/24416
148.74.19.0/24414
148.75.249.0/24414
148.75.243.0/24414
148.75.245.0/24413
148.75.16.0/24412

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BlurPath
  • BottingTools
  • Bright Data
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • ColaProxy
  • CoreProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EZProxies
  • Elusive
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • FuseProxy
  • GSocks
  • GeekProxy
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPCola
  • IPFly
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • Kookey
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MagneticProxy
  • MangoProxy
  • MarsProxies
  • Maskify
  • MoMoProxy
  • MrScraper
  • NSocks
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PSBProxy
  • PacketStream
  • PrivateByte
  • PrivateProxy
  • Proxies.fo
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Cheap
  • Proxy-Seller
  • Proxy302
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyStyler
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • Q2IP
  • RainProxy
  • RapidProxy
  • RealProxy
  • ResiProxies
  • RoamProxy
  • RolaProxy
  • Shifter
  • Smartproxy
  • SpyderProxy
  • StrikeProxy
  • SwiftProxy
  • TalorData
  • Thordata
  • ThunderProxy
  • TrueProxies
  • TrustProxy
  • VProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • WealthProxies
  • YumiProxy

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
148.74.0.0 - 148.76.63.255147,456OPTOOptimum Online (OPTO) · USDirect AllocationMay 14, 2015hostmaster@alticeusa.com
└ 148.74.0.0/221,024OOL-CPE-HCVLNY-148-74-0-0-22unknown———
└ 148.74.8.0/212,048OOL-CPE-NYX4NY-148-74-8-0-21unknown———
└ 148.74.16.0/204,096OOL-CPE-NYX1NY-148-74-16-0-1-20unknown———
└ 148.74.32.0/221,024OOL-CPE-WRWKNY-148-74-32-0-22unknown———
└ 148.74.36.0/221,024OOL-CPE-ELZBNJ-148-74-36-0-22unknown———
└ 148.74.40.0/212,048OOL-CPE-HCVLNY-148-74-40-0-21unknown———
└ 148.74.48.0/204,096OOL-CPE-PRNYNJ-148-74-48-0-20unknown———
└ 148.74.64.0/212,048OOL-CPE-NRWLCT-148-74-64-0-21unknown———
└ 148.74.72.0/212,048OOL-CPE-PRNYNJ-148-74-72-0-21unknown———
└ 148.74.112.0/204,096OOL-CPE-RSLYNY-148-74-112-0-20unknown———
└ 148.74.128.0/204,096OOL-CPE-WLTPNJ-148-74-128-0-20unknown———
└ 148.74.144.0/204,096OOL-CPE-HCVLNY-148-74-144-0-1-20unknown———
└ 148.74.160.0/212,048OOL-CPE-HCVLNY-148-74-160-0-21unknown———
└ 148.74.176.0/204,096OOL-CPE-HYPKNY-148-74-176-0-20unknown———
└ 148.74.192.0/204,096OOL-CPE-NRWLCT-148-74-192-0-20Optimum Online (Cablevision Systems) (C10383457)ReassignedNov 6, 2023hostmaster@alticeusa.com
via OPTO
└ 148.74.208.0/204,096OOL-CPE-YNKRNY-148-74-208-0-20unknown———
└ 148.74.224.0/221,024OOL-CPE-PRNYNJ-148-74-224-0-22unknown———
└ 148.74.228.0/221,024OOL-CPE-FRHDNJ-148-74-228-0-22unknown———
└ 148.74.232.0/212,048OOL-CPE-NWRKNJ-148-74-232-0-21unknown———
└ 148.75.0.0/221,024OOL-CPE-NYK2NY-148-75-0-0-1-22unknown———
└ 148.75.4.0/221,024OOL-CPE-NBRGNJ-148-75-4-0-22unknown———
└ 148.75.8.0/23512OOL-CPE-CTMHNY-148-75-8-0-1-23unknown———
└ 148.75.16.0/204,096OOL-CPE-NBRGNJ-148-75-16-0-20unknown———
└ 148.75.32.0/212,048OOL-CPE-HCVLNY-148-75-32-0-1-21unknown———
└ 148.75.40.0/23512OOL-CPE-NYX4NY-148-75-40-0-23unknown———
└ 148.75.42.0/23512OOL-CPE-CTMHNY-148-75-42-0-1-23unknown———
└ 148.75.44.0/221,024OOL-CPE-NYK2NY-148-75-44-0-1-22unknown———
└ 148.75.64.0/221,024OOL-CPE-STJMNY-148-75-64-0-22unknown———
└ 148.75.68.0/23512OOL-CPE-BRPTCT-148-75-68-0-23unknown———
└ 148.75.70.0/23512OOL-CPE-BBYLNY-148-75-70-0-1-23unknown———
└ 148.75.72.0/212,048OOL-CPE-WHPLNY-148-75-72-0-21unknown———
└ 148.75.80.0/204,096OOL-CPE-RNDHNJ-148-75-80-0-20unknown———
└ 148.75.96.0/204,096OOL-CPE-NWRKNJ-148-75-96-0-1-20unknown———
└ 148.75.112.0/212,048OOL-CPE-SPTANJ-148-75-112-0-21unknown———
└ 148.75.120.0/221,024OOL-CPE-BRPTCT-148-75-120-0-22unknown———
└ 148.75.124.0/23512OOL-CPE-BBYLNY-148-75-124-0-23unknown———
└ 148.75.126.0/23512OOL-CPE-HYPKNY-148-75-126-0-23unknown———
└ 148.75.144.0/212,048OOL-CPE-LWBONY-148-75-144-0-21unknown———
└ 148.75.160.0/212,048OOL-CPE-BRPTCT-148-75-160-0-1-21unknown———
└ 148.75.168.0/212,048OOL-CPE-PRNYNJ-148-75-168-0-1-21unknown———
└ 148.75.176.0/212,048OOL-CPE-NRWLCT-148-75-176-0-21unknown———
└ 148.75.184.0/212,048OOL-CPE-NYX4NY-148-75-184-0-21unknown———
└ 148.75.192.0/204,096OOL-CPE-HCVLNY-148-75-192-0-1-20Optimum Online (Cablevision Systems) (C10930289)ReassignedAug 16, 2024hostmaster@alticeusa.com
via OPTO
└ 148.75.208.0/204,096OOL-CPE-NYK6NY-148-75-208-0-20unknown———
└ 148.75.224.0/212,048OOL-CPE-HCVLNY-148-75-224-0-21unknown———
└ 148.75.232.0/212,048OOL-CPE-NYX4NY-148-75-232-0-21unknown———
└ 148.75.240.0/204,096OOL-CPE-NYK6NY-148-75-240-0-20unknown———

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS6128

US
Name
Cablevision Systems Corp.
Type
Internet provider
Domain
cablevision.com
Website
www.optimum.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed