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Data as of Nov 9, 2026

212.106.160.0/20

376 residential-proxy exits · 30 days

Silesian University of Technology, Computer Centre

Announcement
this exact prefix
RPKI valid
Announced by
AS15744
Type
Business
52% of it

Residential-proxy exits

Proxy exits
376
9.2% of its addresses · 30 days
Always-on exits
16
4.3% of its exits
Spread
8 of 16
/24s with at least one exit
Providers
109
selling exits here
Oct 10, 2026 – Nov 8, 2026

Exits seen per day

53K observations
  • Residential
  • Business

/24s with the most always-on exits

/24Always-on exitsProxy exits
212.106.163.0/247179
212.106.161.0/246179
212.106.162.0/2414
212.106.160.0/2411
212.106.172.0/2411
212.106.166.0/2405
212.106.167.0/2405
212.106.164.0/2402

Proxy providers listing exits

  • 2Captcha
  • 2Extract
  • 711Proxy
  • 9Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BlurPath
  • BottingTools
  • Bright Data
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EVOPROXY
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FLEETPROXY
  • FROXY
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • GeekProxy
  • Geonix
  • Geonode
  • GloryCloud
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPCola
  • IPFly
  • IPMUSK
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • Kookey
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MangoProxy
  • Maskify
  • MoMoProxy
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PROXYSCRAPE
  • PROXYWING_BASIC
  • PSBProxy
  • PacketStream
  • PrivateByte
  • PrivateProxy
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • Q2IP
  • QUANTICDATA
  • RainProxy
  • RapidProxy
  • RoamProxy
  • RolaProxy
  • SPYDERPROXY_PREMIUM
  • Shifter
  • SpyderProxy
  • StrikeProxy
  • SwiftProxy
  • TalorData
  • Thordata
  • ThunderProxy
  • TrustProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • Webshare
  • YumiProxy
  • ZENPROXY_LITE

Announcements

More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
212.106.160.0/21
since Apr 2021
AS35434Residential375
15 always on
Silesian University of Technology, Computer Centre
212.106.161.0/24
since May 2023
AS51175Residential179
6 always on
Silesian University of Technology, Computer Centre
212.106.163.0/24
since May 2023
AS51175Residential179
7 always on
Silesian University of Technology, Computer Centre

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
212.106.128.0/1816,384PL-CKPOLSL-981207Silesian University of Technology, Computer Centre (ORG-CSUO1-RIPE) · PLALLOCATED PAFeb 27, 2002abuse@silweb.pl
└ 212.106.160.0/2664PIRXNETPirxNet Grzegorz Bialas (ORG-PGB3-RIPE) · PLASSIGNED PADec 20, 2013abuse@pirxnet.pl
└ 212.106.160.64/2664JOTA-NETunknownASSIGNED PADec 20, 2013biuro@jotanet.pl
└ 212.106.160.128/25128PIRXNETPirxNet Grzegorz Bialas (ORG-PGB3-RIPE) · PLASSIGNED PADec 20, 2013abuse@pirxnet.pl
└ 212.106.161.0/24256PL-MULTIPLAYMultiplay Sp. z o.o. (ORG-MSZO24-RIPE) · PLASSIGNED PADec 19, 2013abuse@multiplay.pl
└ 212.106.162.0/24256SilesiaNetSilesiaNet Leslaw FrydelASSIGNED PAJul 21, 2006abuse@silesianet.pl
└ 212.106.163.0/24256PL-MULTIPLAYMultiplay Sp. z o.o. (ORG-MSZO24-RIPE) · PLASSIGNED PADec 19, 2013abuse@multiplay.pl
└ 212.106.164.0/23512PIRXNETPirxNet Grzegorz Bialas (ORG-PGB3-RIPE) · PLASSIGNED PADec 19, 2013abuse@pirxnet.pl
└ 212.106.166.0/23512OSK4NET4NET S.C.ASSIGNED PAJul 1, 2010biuro@4-net.pl
└ 212.106.172.0/23512VisconetVisconet Sp. z o.o.ASSIGNED PAApr 3, 2015abuse@visconet.pl
└ 212.106.174.0/2664KSSEKatowicka Specjalna Strefa Ekonomiczna S.A.ASSIGNED PAJul 8, 2016sosnowiec@ksse.com.pl
└ 212.106.174.128/25128PA-NETPrzychodnia Akademicka sp. z o.o.ASSIGNED PAJul 21, 2016abuse@przychodniaakademicka.pl
└ 212.106.175.208/2816CRKCentrum Radioterapii Katowice Sp. z o.o.ASSIGNED PAAug 3, 2012itmonitoring.numed@affidea.com

Composition

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

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses
TypeAddressesShareRanges
Business2,11252%2
Residential1,98448%6

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS15744

PL
Name
Silesian University of Technology, Computer Centre
Type
Education
Registered
Oct 3, 2000
Domain
polsl.pl
Website
www.polsl.pl/rju1-ck/sask/
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed