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Data as of Nov 10, 2026

81.2.136.0/22

875 residential-proxy exits · 30 days

Cogent Communications, LLC · space held by Cogent Communications Group LLC

Announcement
81.2.128.0/18
No RPKI
Announced by
AS174
Type
Residential

Residential-proxy exits

Proxy exits
875
85% of its addresses · 30 days
Always-on exits
118
13% of its exits
Spread
4 of 4
/24s with at least one exit
Providers
102
selling exits here
Oct 11, 2026 – Nov 9, 2026

Exits seen per day

679K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
81.2.136.0/2438226
81.2.137.0/2430221
81.2.138.0/2425218
81.2.139.0/2425212

Proxy providers listing exits

  • 2Extract
  • 711Proxy
  • 9Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BlurPath
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EVOPROXY
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FLEETPROXY
  • FROXY
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HPROXY
  • HideProxy
  • IPCola
  • IPFly
  • IPMUSK
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • Kookey
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • Maskify
  • MoMoProxy
  • NextProxy
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PROXYON
  • PROXYSCRAPE
  • PROXYWING_BASIC
  • PrivateByte
  • PrivateProxy
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • RH7Proxy
  • RainProxy
  • RapidProxy
  • RealProxy
  • ResiProxies
  • RoamProxy
  • RolaProxy
  • SPYDERPROXY_BASIC
  • SPYDERPROXY_PREMIUM
  • Shifter
  • StrikeProxy
  • SwiftProxy
  • TalorData
  • Thordata
  • ThunderProxy
  • TrueProxies
  • VantageProxies
  • VitalExclusive
  • WealthProxies
  • YumiProxy
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM

Announcements

More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
81.2.136.0/24
since Jan 2026
AS213671Residential226
38 always on
Cogent Communications Group LLC
81.2.137.0/24
since Jan 2026
AS213671Residential221
30 always on
Cogent Communications Group LLC
81.2.138.0/24
since Jan 2026
AS213671Residential218
25 always on
Cogent Communications Group LLC
81.2.139.0/24
since Jan 2026
AS213671Residential212
25 always on
Cogent Communications Group LLC

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
81.2.128.0/1816,384US-COGENT-20020315Cogent Communications Group LLC (ORG-GATI1-RIPE) · USALLOCATED PAMar 15, 2002abuse@cogentco.com
└ 81.2.136.0/221,024FOURTH-UTILITY-CGNT-NET-44TH Utility Holdings LimitedASSIGNED PAOct 23, 2025abuse@cogentco.com
via US-COGENT-20020315

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
Routing timeline

Who has announced 81.2.128.0/18

81.2.128.0/18

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
Sep 2005 · 21 yr
Origin networks
2
Last change of origin
Sep 2005
Recorded history

History

Handoffs
1