LAYER3 INTEL
Get started
TripwireIntel APIIP IntelPricingBlogDocsContactSign in
Data as of Nov 3, 2026
Autonomous system

AS51277

Ostrowski-as

Announces 3,072 addresses in 4 prefixes. None of it is anonymizer space.

Type
Internet provider
PL
Proxy activity, 30 days
38 exits

Announced prefixes

All 4
Arrived
PrefixTypeProxy exitsHolderRPKI
62.182.208.0/21
since Aug 2010
Residential25
1 always on
Ostrowski Sp. z o.o.
78.133.153.0/24
since Mar 2020
Residential3T-Mobile Polska S.A.
78.133.170.0/23
since Sep 2021
Residential9T-Mobile Polska S.A.
94.42.132.0/24
since Oct 2023
Residential2T-Mobile Polska S.A.

Residential-proxy exposure

Always-on exits
1
2.6% of its exits
Spread
12
/24s with at least one exit
Providers
63
selling exits here

/24s with the most always-on exits

/24Always-on exitsProxy exits
62.182.215.0/2414
62.182.211.0/2405
62.182.213.0/2405
78.133.171.0/2405
62.182.214.0/2404
78.133.170.0/2404
78.133.153.0/2403
62.182.209.0/2402
62.182.210.0/2402
62.182.212.0/2402
94.42.132.0/2402
62.182.208.0/2401

Proxy providers listing exits

  • 2Captcha
  • 2Extract
  • 711Proxy
  • Ake.net
  • AnyIP
  • BirdProxies
  • BlurPath
  • BottingTools
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HydraProxy
  • IPFly
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • Kookey
  • LemonBright
  • LemonLabs
  • LightningProxies
  • MangoProxy
  • NodeProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ProxyWing
  • Proxyma
  • PuraRoute
  • RainProxy
  • RoamProxy
  • RolaProxy
  • Shifter
  • SwiftProxy
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • Webshare

Proxy activity

Oct 4, 2026 – Nov 2, 2026

AS51277, day by day

2.0K observations

Network & history

NetworkHistory
Profile
Registered
Jul 8, 2010
Domain
ostrowski.pl
Industry
Internet Service Provider (ISP)