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Data as of Nov 3, 2026

24.121.0.0/16

532 residential-proxy exits · 30 days

Optimum

Announcement
this exact prefix
No RPKI
Announced by
AS19108
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
532
0.81% of its addresses · 30 days
Always-on exits
84
16% of its exits
Spread
140 of 256
/24s with at least one exit
Providers
108
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

331K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
24.121.12.0/2448
24.121.168.0/2438
24.121.158.0/2437
24.121.14.0/2437
24.121.9.0/24213
24.121.8.0/24213
24.121.21.0/24211
24.121.22.0/24210
24.121.90.0/2428
24.121.208.0/2427
24.121.76.0/2426
24.121.159.0/2426
24.121.28.0/2426
24.121.210.0/2426
24.121.164.0/2424
24.121.110.0/2423
24.121.134.0/2422
24.121.204.0/2422
24.121.19.0/24112
24.121.156.0/2418
24.121.154.0/2417
24.121.10.0/2417
24.121.46.0/2417
24.121.58.0/2416

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
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • 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
  • MangoProxy
  • MarsProxies
  • MoMoProxy
  • MrScraper
  • NSocks
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PSBProxy
  • PacketStream
  • PrivateByte
  • PrivateProxy
  • Proxies.fo
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxy-Cheap
  • Proxy-Seller
  • Proxy302
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyStyler
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • RainProxy
  • RapidProxy
  • ResiProxies
  • RoamProxy
  • RolaProxy
  • Shifter
  • Smartproxy
  • SpyderProxy
  • StrikeProxy
  • SwiftProxy
  • Thordata
  • ThunderProxy
  • TrueProxies
  • TrustProxy
  • VProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • WealthProxies
  • YumiProxy

Announcements

More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
24.121.0.0/17
since Feb 2012
AS19108Residential323
48 always on
Optimum
24.121.83.0/24
since Feb 2022
AS19108Residential2
1 always on
Optimum
24.121.88.0/24
since Feb 2012
AS19108ResidentialOptimum
24.121.102.0/24
since Jul 2017
AS395866ResidentialOptimum
24.121.112.0/23
since Jul 2017
AS395866ResidentialOptimum
24.121.128.0/17
since Feb 2012
AS19108Residential208
36 always on
Optimum

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
24.121.0.0/1665,536SUDDE-NETBLK-24-121-0-0Optimum (SUDDE) · USDirect AllocationSep 20, 2001[email protected]
└ 24.121.0.0/212,048NETBLK-CABLE-AZ-1unknown———
└ 24.121.8.0/212,048NETBLK-CABLE-AZ-2unknown———
└ 24.121.16.0/23512NETBLK-CABLE-AZ-3unknown———
└ 24.121.18.0/23512NETBLK-CABLE-AZ-4unknown———
└ 24.121.20.0/23512CABLE-AZ-PAYSON-1unknown———
└ 24.121.25.0 - 24.121.27.255768CABLE-AZ-BULLHEAD-1unknown———
└ 24.121.28.0/24256CABLE-CA-BLYTHE-1unknown———
└ 24.121.29.0/24256CABLE-CA-BLYTHE-4unknown———
└ 24.121.30.0/23512CABLE-CA-MAMLAKES-1unknown———
└ 24.121.32.0/221,024CABLE-AZ-FLAGSTAFF-1unknown———
└ 24.121.36.0/221,024CABLE-AZ-LAKEHAVASU-3unknown———
└ 24.121.40.0/23512CABLE-CA-BLYTHE-2unknown———
└ 24.121.42.0/23512CABLE-AZ-BULLHEAD-2unknown———
└ 24.121.44.0 - 24.121.48.2551,280CABLE-AZ-KINGMAN-2unknown———
└ 24.121.49.0/24256CABLE-AZ-PAYSON-2unknown———
└ 24.121.50.0/23512CABLE-AZ-PARKER-2unknown———
└ 24.121.52.0/23512CABLE-CA-MAMMOTHLAKES-3unknown———
└ 24.121.54.0/23512CABLE-AZ-FLAGSTAFF-3unknown———
└ 24.121.56.0/221,024MNAFAIRPOINTunknown———
└ 24.121.60.0/24256CABLE-AZ-KINGMAN-1unknown———
└ 24.121.61.0/24256CABLE-AZ-PAYSON-3unknown———
└ 24.121.62.0/24256CABLE-MO-STJOSEPH-1unknown———
└ 24.121.63.0/24256CABLE-AZ-FLAGSTAFF-4unknown———
└ 24.121.64.0 - 24.121.66.255768CABLE-AZ-FLAGSTAFF-5unknown———
└ 24.121.67.0 - 24.121.69.255768CABLE-MO-STJOSEPH-2unknown———
└ 24.121.70.0/24256CABLE-AZ-LAKEHAVASU-5unknown———
└ 24.121.71.0/24256CABLE-AZ-SEDONA-2unknown———
└ 24.121.72.0/24256CABLE-AZ-PAYSON-4unknown———
└ 24.121.73.0/24256CABLE-AZ-KINGMAN-5unknown———
└ 24.121.74.0/24256CABLE-AZ-LAKEHAVASU-6unknown———
└ 24.121.75.0/24256CABLE-AZ-BULLHEAD-3unknown———
└ 24.121.76.0/221,024CABLE-AZ-LAKEHAVASU-7unknown———
└ 24.121.80.0/23512CABLE-AZ-FLAGSTAFF-7unknown———
└ 24.121.82.0/24256CABLE-AZ-KINGMAN-6unknown———
└ 24.121.83.0/24256CABLE-MO-STJOSEPH-3Cablevision of ST. Joseph (C00879655) · USReassignedAug 4, 2004[email protected]
via SUDDE-NETBLK-24-121-0-0
└ 24.121.84.0/24256CABLE-AZ-PAYSON-6unknown———
└ 24.121.85.0/24256CABLE-AZ-SEDONA-3unknown———
└ 24.121.86.0/23512CABLE-AZ-FLAGSTAFF-8unknown———
└ 24.121.88.0/24256FTTX-PTP-KRMC-1Kingman Regional Medical Center (C02730524) · USReassignedApr 5, 2011[email protected]
via SUDDE-NETBLK-24-121-0-0
└ 24.121.89.0/24256CABLE-MO-STJOSEPH-9unknown———
└ 24.121.90.0/24256CABLE-MO-STJOSEPH-9unknown———
└ 24.121.91.0/24256CABLE-AZ-SEDONA-4unknown———
└ 24.121.92.0/24256CABLE-AZ-BULLHEAD-4unknown———
└ 24.121.93.0/24256CABLE-AZ-FLAGSTAFF-2unknown———
└ 24.121.94.0/24256CABLE-CA-MAMMOTHLAKES-2unknown———
└ 24.121.95.0/24256CABLE-AZ-FLAGSTAFF-6unknown———
└ 24.121.96.0/23512CABLE-AZ-KINGMAN-3unknown———
└ 24.121.98.0/24256CABLE-AZ-PARKER-3unknown———
└ 24.121.99.0/24256CABLE-AZ-PAYSON-7unknown———
└ 24.121.100.0/24256CABLE-CA-MAMMOTHLAKES-3unknown———
└ 24.121.101.0 - 24.121.102.0257CABLE-MO-STJOSEPH-4unknown———
└ 24.121.103.0/24256CABLE-AZ-SEDONA-5unknown———
└ 24.121.104.0/23512CABLE-AZ-FLAGSTAFF-10unknown———
└ 24.121.106.0/24256CABLE-AZ-PARKER-4unknown———
└ 24.121.107.0 - 24.121.109.255768CABLE-AZ-FLAGSTAFF-11unknown———
└ 24.121.110.0/23512CABLE-AZ-LAKEHAVASU-4unknown———
└ 24.121.112.0/221,024CABLE-MO-STJOSEPH-6Cablevision of ST. Joseph (C01112217) · USReassignedJun 9, 2005[email protected]
via SUDDE-NETBLK-24-121-0-0
└ 24.121.116.0/23512CABLE-AZ-KINGMAN-4unknown———
└ 24.121.118.0/23512CABLE-AZ-BULLHEAD-5unknown———
└ 24.121.120.0/23512CABLE-AZ-FLAGSTAFF-12unknown———
└ 24.121.122.0/24256CABLE-AZ-PAYSON-5unknown———
└ 24.121.123.0 - 24.121.124.255512CABLE-AZ-PHOENIX-1unknown———
└ 24.121.125.0/24256CABLE-MO-OFMLIVE-1unknown———
└ 24.121.126.0/23512CABLE-AZ-FLAGSTAFF-13unknown———
└ 24.121.128.0/24256CABLE-AZ-LAKEHAVASU-4unknown———
└ 24.121.129.0/24256CABLE-AZ-PARKER-5unknown———
└ 24.121.130.0/24256CABLE-AZ-PARKER-6unknown———
└ 24.121.131.0/24256CABLE-AZ-PAYSON-4unknown———
└ 24.121.132.0/24256CABLE-MO-STJOSEPH-7unknown———
└ 24.121.133.0/24256CABLE-AZ-BULLHEAD-6unknown———
└ 24.121.134.0/23512CABLE-AZ-LAKEHAVASU-4unknown———
└ 24.121.136.0/23512CABLE-AZ-KINGMAN-7unknown———
└ 24.121.138.0/23512CABLE-AZ-BULLHEAD-7unknown———
└ 24.121.140.0/24256CABLE-MO-STJOSEPH-8unknown———
└ 24.121.141.0 - 24.121.142.255512CABLE-MO-STJOSEPH-10unknown———
└ 24.121.143.0/24256CABLE-AZ-SEDONA-6unknown———
└ 24.121.144.0/24256CABLE-CA-BLYTHE-3unknown———
└ 24.121.145.0/24256CABLE-AZ-LAKEHAVASU-6unknown———
└ 24.121.146.0/23512CABLE-CA-MAMMOTHLAKES-4unknown———
└ 24.121.148.0/221,024CABLE-MO-STJOSEPH-11unknown———
└ 24.121.152.0/24256CABLE-AZ-PAYSON-6unknown———
└ 24.121.153.0/24256CABLE-AZ-LAKEHAVASU-7unknown———
└ 24.121.154.0/24256CABLE-AZ-KINGMAN-8unknown———
└ 24.121.155.0/24256CABLE-AZ-BULLHEAD-8unknown———
└ 24.121.156.0/221,024CABLE-MO-STJOSEPH-12unknown———
└ 24.121.161.0/24256CABLE-AZ-SEDONA-7unknown———
└ 24.121.162.0/24256CABLE-AZ-PARKER-7unknown———
└ 24.121.163.0/24256CABLE-AZ-PAYSON-7unknown———
└ 24.121.164.0/23512CABLE-AZ-KINGMAN-9unknown———
└ 24.121.166.0/23512CABLE-AZ-BULLHEAD-9unknown———
└ 24.121.168.0/221,024CABLE-MO-STJOSEPH-13unknown———
└ 24.121.172.0/221,024CABLE-AZ-FLAGSTAFF-14unknown———
└ 24.121.176.0/24256CABLE-AZ-PARKER-8unknown———
└ 24.121.177.0/24256CABLE-AZ-SEDONA-8unknown———
└ 24.121.178.0/23512CABLE-AZ-LAKEHAVASU-8unknown———
└ 24.121.180.0/23512CABLE-AZ-PAYSON-8unknown———
└ 24.121.182.0/23512CABLE-AZ-LAKEHAVASU-8unknown———
└ 24.121.184.0/23512CABLE-AZ-FLAGSTAFF-15unknown———
└ 24.121.186.0/23512MERCURY-MO-STJOSEPH-1unknown———
└ 24.121.188.0/23512CABLE-AZ-FLAGSTAFF-16unknown———
└ 24.121.190.0/23512CABLE-AZ-PARKER-9unknown———
└ 24.121.192.0/24256CABLE-AZ-SEDONA-10unknown———
└ 24.121.193.0/24256CABLE-AZ-FLAGSTAFF-18unknown———
└ 24.121.194.0/24256CABLE-AZ-PARKER-10unknown———
└ 24.121.195.0/24256CABLE-AZ-PAYSON-10unknown———
└ 24.121.196.0/23512CABLE-AZ-PAYSON-9unknown———
└ 24.121.198.0/24256CABLE-AZ-SEDONA-9unknown———
└ 24.121.199.0/24256CABLE-AZ-FLAGSTAFF-17unknown———
└ 24.121.201.0/24256CABLE-MO-STJOSEPH-15unknown———
└ 24.121.202.0/23512CABLE-MO-STJOSEPH-16unknown———
└ 24.121.204.0/24256CABLE-MO-STJOSEPH-17unknown———
└ 24.121.205.0/24256CABLE-MO-STJOSEPH-18unknown———
└ 24.121.206.0/24256CABLE-MO-STJOSEPH-19unknown———
└ 24.121.207.0/24256CABLE-MO-STJOSEPH-21unknown———
└ 24.121.208.0/23512CABLE-AZ-BULLHEAD-10unknown———
└ 24.121.210.0/24256CABLE-AZ-LAKEHAVASU-10unknown———
└ 24.121.211.0/24256CABLE-AZ-BULLHEAD-11unknown———
└ 24.121.212.0/24256CABLE-AZ-LAKEHAVASU-11unknown———
└ 24.121.213.0/24256CABLE-AZ-KINGMAN-10unknown———
└ 24.121.214.0/23512CABLE-AZ-KINGMAN-11unknown———
└ 24.121.216.0/23512CABLE-AZ-FLAGSTAFF-19unknown———
└ 24.121.218.0/24256CABLE-AZ-KINGMAN-12unknown———
└ 24.121.219.0/24256CABLE-AZ-LAKEHAVASU-12unknown———
└ 24.121.220.0/24256CABLE-AZ-MAMMOTHLAKES-5unknown———
└ 24.121.221.0/24256CABLE-AZ-MAMMOTHLAKES-6unknown———
└ 24.121.222.0/24256CABLE-AZ-SEDONA-11unknown———
└ 24.121.223.0/24256CABLE-CA-BLYTHE-4unknown———
└ 24.121.224.0/24256CABLE-AZ-PAYSON-11unknown———
└ 24.121.225.0/2816CABLE-AZ-PARKER-11unknown———
└ 24.121.226.0/24256CABLE-AZ-FLAGSTAFF-24unknown———
└ 24.121.227.0/24256CABLE-AZ-LAKEHAVASU-13unknown———
└ 24.121.228.0/24256CABLE-AZ-KINGMAN-14unknown———
└ 24.121.229.0/24256CABLE-AZ-KINGMAN-15unknown———
└ 24.121.230.0/2732CABLE-AZ-MAMMOTHLAKES-7unknown———
└ 24.121.232.0/24256CABLE-AZ-FLAGSTAFF-20unknown———
└ 24.121.233.0/24256CABLE-AZ-FLAGSTAFF-21unknown———
└ 24.121.234.0/23512CABLE-MO-STJOSEPH-22unknown———
└ 24.121.236.0/24256CABLE-AZ-KINGMAN-18unknown———
└ 24.121.237.0/24256CABLE-AZ-BULLHEAD-13unknown———
└ 24.121.238.0/23512CABLE-AZ-KINGMAN-16unknown———
└ 24.121.240.0/23512CABLE-AZ-FLAGSTAFF-22unknown———
└ 24.121.242.0/24256CABLE-AZ-SEDONA-12unknown———
└ 24.121.243.0/24256CABLE-AZ-PARKER-12unknown———
└ 24.121.244.0/221,024CABLE-AZ-LAKEHAVASU-14unknown———
└ 24.121.248.0/24256CABLE-AZ-LAKEHAVASU-15unknown———
└ 24.121.250.0/23512CABLE-AZ-BULLHEAD-14unknown———
└ 24.121.252.0/221,024CABLE-AZ-LAKEHAVASU-16unknown———

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

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses
TypeAddressesShareRanges
Residential65,488>99%12
Business480.07%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS19108

US
Name
Optimum
Type
Internet provider
Registered
Nov 20, 2000
Domain
optimum.com
Website
www.suddenlink.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed