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Data as of Nov 9, 2026

212.191.0.0/17

48 residential-proxy exits · 30 days

Lodz University of Technology

Announcement
this exact prefix
RPKI valid
Announced by
AS8256
Type
Business
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
48
0.15% of its addresses · 30 days
Always-on exits
5
10% of its exits
Spread
15 of 128
/24s with at least one exit
Providers
59
selling exits here
Oct 10, 2026 – Nov 8, 2026

Exits seen per day

17K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
212.191.92.0/24210
212.191.80.0/2428
212.191.87.0/2411
212.191.69.0/2406
212.191.5.0/2404
212.191.32.0/2404
212.191.78.0/2404
212.191.34.0/2403
212.191.73.0/2402
212.191.0.0/2401
212.191.74.0/2401
212.191.66.0/2401
212.191.64.0/2401
212.191.42.0/2401
212.191.4.0/2401

Proxy providers listing exits

  • 2Captcha
  • 2Extract
  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • BartProxies
  • BirdProxies
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • Decodo
  • EnigmaProxy
  • Evomi
  • FROXY
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GonzoProxy
  • HydraProxy
  • IPOasis
  • IPPeak
  • Infatica
  • InfiniteProxies
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • MangoProxy
  • NodeMaven
  • NodeProxy
  • NovaProxy
  • Oxylabs
  • PROXYWING_BASIC
  • PrivateProxy
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyStyler
  • ProxyWing
  • Proxyma
  • RainProxy
  • Shifter
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy

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
212.191.0.0/1665,536PL-LODMAN-981028Lodz University of Technology (ORG-MANL1-RIPE) · PLALLOCATED PAJul 17, 2002abuse@man.lodz.pl
└ 212.191.0.0/24256LODMANMetropolitan Area NetworkSUB-ALLOCATED PANov 9, 2001abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.0.10 - 212.191.0.145UNIV-LODZ-NETUniversity of Lodz (ORG-ULO1-RIPE)ASSIGNED PAJul 14, 2021oper@uni.lodz.pl
└ 212.191.0.22/321IBMPAN-LODZ-NETInstytut Biologii Medycznej PAN (ORG-IBMP1-RIPE)ASSIGNED PASep 15, 2020radoslaw@machala.it
└ 212.191.0.26/321ZSSAL-LODZ-LANZespol Szkol Salezjanskich w Lodzi (ORG-SWSE1-RIPE)ASSIGNED PAMay 7, 2003szkola@wodna.edu.pl
└ 212.191.0.38/321FILMOWKA-LODZ-LANPolish Nationat Film Television and Theater School in Lodz (ORG-PNFT1-RIPE)ASSIGNED PADec 17, 2013abuse@filmschool.lodz.pl
└ 212.191.0.42/321MORATEX-LODZ-NETInstytut Technologii Bezpieczenstwa Moratex (ORG-ITBM1-RIPE)ASSIGNED PAOct 4, 2011jtabaszewski@moratex.eu
└ 212.191.0.46/321AHE-LODZ-NETAkademia Humanistyczno-Ekonomiczna w Lodzi (ORG-AHWL1-RIPE)ASSIGNED PASep 1, 2021abuse@ahe.lodz.pl
└ 212.191.0.50/321IEN-LODZ-NETPower Engineering Institute (ORG-PEI2-RIPE)ASSIGNED PANov 21, 2008da@itc.edu.pl
└ 212.191.0.62/321CDPO-LODZ-NETCentrum Dialogu - Park Ocalalych (ORG-CDPO1-RIPE)ASSIGNED PAAug 21, 2013w.kopysiewicz@uml.lodz.pl
└ 212.191.0.68/321UHP-PIOTRKOW-NETAkademia Piotrkowska (ORG-UH6-RIPE)ASSIGNED PASep 16, 2009admin@apt.edu.pl
└ 212.191.0.70/321UHP-PIOTRKOW-NETAkademia Piotrkowska (ORG-UH6-RIPE)ASSIGNED PADec 17, 2015admin@apt.edu.pl
└ 212.191.0.90/321IBPRS-LODZ-NETInstytut Biotechnologii Przemyslu Rolno-Spozywczego (ORG-IBPR1-RIPE)ASSIGNED PAJun 9, 2016abuse@darent.net
└ 212.191.0.94/321GIMNOOBERNARDYNOW-LODZ-NETGimnazjum OO. Bernardynow (ORG-GOB3-RIPE)ASSIGNED PAApr 17, 2014szkola.bernardyni@wp.pl
└ 212.191.0.98/321AM-LODZ-NETMedical University of Lodz (ORG-UMLO1-RIPE)ASSIGNED PAMar 15, 2005cit@umed.lodz.pl
└ 212.191.0.114/321WBP-LODZ-NETVoivodeship Public Library of Marshal Jozef Pilsudski in Lodz (ORG-TJPS1-RIPE)ASSIGNED PAJun 20, 2024administrator@wbp.lodz.pl
└ 212.191.0.118/321WBP-LODZ-NETVoivodeship Public Library of Marshal Jozef Pilsudski in Lodz (ORG-TJPS1-RIPE)ASSIGNED PAJun 20, 2024administrator@wbp.lodz.pl
└ 212.191.0.122/321AMUZ-LODZ-NETAcademy of Music in Lodz Poland (ORG-AOMI1-RIPE)ASSIGNED PASep 1, 2010abuse@amuz.lodz.pl
└ 212.191.0.134/321ASP-LODZ-NETAcademy of Fine Art and Design (ORG-AOFA2-RIPE)ASSIGNED PAMay 29, 2008tomasz.kaluzny@asp.lodz.pl
└ 212.191.0.142/321AMUZ-LODZ-NETAcademy of Music in Lodz Poland (ORG-AOMI1-RIPE)ASSIGNED PASep 1, 2010abuse@amuz.lodz.pl
└ 212.191.0.186/321UMED-LODZ-NETMedical University of Lodz (ORG-UMLO1-RIPE)ASSIGNED PAFeb 16, 2023cit@umed.lodz.pl
└ 212.191.0.202/321UMED-LODZ-NETMedical University of Lodz (ORG-UMLO1-RIPE)ASSIGNED PAJul 3, 2024cit@umed.lodz.pl
└ 212.191.0.214/321SBLLIT-LODZ-LANSiec Badawcza Lukasiewicz - Lodzki Instytut Technologiczny (ORG-SBLL1-RIPE)ASSIGNED PAFeb 1, 2022abuse@lit.lukasiewicz.gov.pl
└ 212.191.0.218/321SBLLIT-LODZ-LANSiec Badawcza Lukasiewicz - Lodzki Instytut Technologiczny (ORG-SBLL1-RIPE)ASSIGNED PAFeb 1, 2022abuse@lit.lukasiewicz.gov.pl
└ 212.191.0.222/321SBLLIT-LODZ-LANSiec Badawcza Lukasiewicz - Lodzki Instytut Technologiczny (ORG-SBLL1-RIPE)ASSIGNED PAOct 19, 2022abuse@lit.lukasiewicz.gov.pl
└ 212.191.0.238/321PCSS-LODZ-NETPoznan Supercomputing and Networking Center (ORG-PSAN3-RIPE)ASSIGNED PAAug 28, 2025cert@pionier.gov.pl
└ 212.191.0.242/321SBLLIT-LODZ-LANSiec Badawcza Lukasiewicz - Lodzki Instytut Technologiczny (ORG-SBLL1-RIPE)ASSIGNED PANov 5, 2002abuse@lit.lukasiewicz.gov.pl
└ 212.191.0.246/321IIMWInstytut Inzynierii Materialow WlokienniczychASSIGNED PANov 12, 2002abuse@man.lodz.pl
via LODMAN
└ 212.191.0.250/321SBLLIT-LODZ-LANSiec Badawcza Lukasiewicz - Lodzki Instytut Technologiczny (ORG-SBLL1-RIPE)ASSIGNED PANov 28, 2002abuse@lit.lukasiewicz.gov.pl
└ 212.191.1.0/24256LODMANMetropolitan Area NetworkSUB-ALLOCATED PANov 9, 2001abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.1.46/321MUZEUM-SZTUKI-LODZ-NETMuzeum Sztuki (ORG-MS245-RIPE)ASSIGNED PAMay 20, 2005muzeum@msl.org.pl
└ 212.191.1.62/321PBW-LODZ-NETPedagogiczna Biblioteka Wojewodzka (ORG-PBW2-RIPE)ASSIGNED PAOct 12, 2010t.laszczewski@cre-lodz.edu.pl
└ 212.191.2.0/24256LODMANMetropolitan Area NetworkASSIGNED PAOct 16, 2002abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.3.0/24256LODMANMetropolitan Area NetworkASSIGNED PAJan 17, 2008abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.4.0/2664ZSSAL-LODZ-LANZespol Szkol Salezjanskich w Lodzi (ORG-SWSE1-RIPE)ASSIGNED PA—szkola@wodna.edu.pl
└ 212.191.4.128/298MUZEUM-SZTUKI-LODZ-NETMuzeum Sztuki (ORG-MS245-RIPE)ASSIGNED PAMar 5, 2014muzeum@msl.org.pl
└ 212.191.4.144/298MUZEUM-MIASTA-LODZI-NETMuzeum Miasta Lodzi (ORG-MML12-RIPE)ASSIGNED PAJan 25, 2013abuse@muzeum-lodz.pl
└ 212.191.4.160/298ICTCLUSTER-LODZ-NETLodz University of Technology Foundation (ORG-LUOT1-RIPE)ASSIGNED PAJul 10, 2015bartlomiej.galazka@p.lodz.pl
└ 212.191.4.176/2816ANSSB-LODZ-NETStefan Batory Academy of Applied Sciences (ORG-SBAO4-RIPE)ASSIGNED PANov 21, 2022cwojcik@ansb.pl
└ 212.191.4.208/2816IE-LODZ-LANEuropean Institute Lodz Poland (ORG-EILP1-RIPE)ASSIGNED PA—helpdesk@natolin.edu.pl
└ 212.191.4.224/2732CIOP-LODZ-NETLAN of The Department of Personal Protective Equipment (ORG-LOTD1-RIPE)ASSIGNED PA—masuc@ciop.pl
└ 212.191.5.0/2664SBLLIT-LODZ-LANSiec Badawcza Lukasiewicz - Lodzki Instytut Technologiczny (ORG-SBLL1-RIPE)ASSIGNED PAOct 3, 2001abuse@lit.lukasiewicz.gov.pl
└ 212.191.5.64/2664WCKP-LODZ-NETRegional Centre of Vocational Education in Lodz (ORG-RCOV1-RIPE)ASSIGNED PA—admin@wckp.lodz.pl
└ 212.191.5.128/25128INWARZ-SKIERNIEWICE-NETResearch Institute Of Vegetable Crops (ORG-RIOV1-RIPE)ASSIGNED PA—tomasz.viscardi@inhort.pl
└ 212.191.6.0/25128FILMOWKA-LODZ-LANPolish Nationat Film Television and Theater School in Lodz (ORG-PNFT1-RIPE)ASSIGNED PA—abuse@filmschool.lodz.pl
└ 212.191.6.128/25128WODN-LODZ-NETWojewodzki Osrodek Doskonalenia Nauczycieli w Lodzi (ORG-WODN1-RIPE)ASSIGNED PA—t.laszczewski@cre-lodz.edu.pl
└ 212.191.7.0/2732IBMPAN-LODZ-NETInstytut Biologii Medycznej PAN (ORG-IBMP1-RIPE)ASSIGNED PAJul 1, 2014radoslaw@machala.it
└ 212.191.7.64/2816ICZMP-LODZ-NETPolish Mother's Memorial Hospital Research Institute ICZMP in Lodz (ORG-PMMH1-RIPE)ASSIGNED PASep 3, 2021abc01@man.lodz.pl
└ 212.191.7.96/298ERCEPAN-LODZ-NETEuropejskie Regionalne Centrum Ekohydrologii PAN (ORG-ERCE1-RIPE)ASSIGNED PAApr 12, 2023erce@erce.unesco.lodz.pl
└ 212.191.8.0/24256LODMANMetropolitan Area NetworkASSIGNED PASep 15, 2014abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.9.0/24256LODMANMetropolitan Area NetworkASSIGNED PADec 8, 2011abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.10.0/24256LODMANMetropolitan Area NetworkSUB-ALLOCATED PAJul 14, 2022abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.10.1/321LODMANMetropolitan Area NetworkASSIGNED PAJan 23, 2023abuse@man.lodz.pl
via LODMAN
└ 212.191.10.2/321UNS-LODZ-NETUczelnia Nauk Spolecznych (ORG-UNS7-RIPE)ASSIGNED PAJan 23, 2023abuse@uns.lodz.pl
└ 212.191.10.6/321WSBINOZ-LODZ-NETWyzsza Szkola Biznesu i Nauk o Zdrowiu w Lodzi (ORG-WSBI1-RIPE)ASSIGNED PAJul 13, 2022p.kociolek@wsbinoz.pl
└ 212.191.11.0/2732SBLLIT-LODZ-LANSiec Badawcza Lukasiewicz - Lodzki Instytut Technologiczny (ORG-SBLL1-RIPE)ASSIGNED PADec 5, 2003abuse@lit.lukasiewicz.gov.pl
└ 212.191.12.0/298UNIV-LODZ-NETUniversity of Lodz (ORG-ULO1-RIPE)ASSIGNED PADec 2, 2011oper@uni.lodz.pl
└ 212.191.12.8/298PCSS-LODZ-NETPoznan Supercomputing and Networking Center (ORG-PSAN3-RIPE)ASSIGNED PAMar 13, 2012cert@pionier.gov.pl
└ 212.191.12.16/298FILMOWKA-LODZ-LANPolish Nationat Film Television and Theater School in Lodz (ORG-PNFT1-RIPE)ASSIGNED PAApr 19, 2012abuse@filmschool.lodz.pl
└ 212.191.12.24/298AMUZ-LODZ-NETAcademy of Music in Lodz Poland (ORG-AOMI2-RIPE)ASSIGNED PAJan 3, 2013abuse@amuz.lodz.pl
└ 212.191.12.32/298MORATEX-LODZ-NETInstytut Technologii Bezpieczenstwa Moratex (ORG-ITBM1-RIPE)ASSIGNED PASep 22, 2014jtabaszewski@moratex.eu
└ 212.191.12.40/298MPU-LODZ-NETMunicipal Planning Office (ORG-MPO4-RIPE)ASSIGNED PAOct 19, 2015admin@mpu.lodz.pl
└ 212.191.12.48/298TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PAJun 26, 2017abuse@p.lodz.pl
└ 212.191.12.56/298LODMANMetropolitan Area NetworkASSIGNED PAJul 14, 2022abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.12.64/298LODMANMetropolitan Area NetworkASSIGNED PAJul 14, 2022abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.12.72/298FRONTSH1P-LODZ-NETLodz University of Technology E-Learning Centre (ORG-LUOT2-RIPE)ASSIGNED PAApr 27, 2023bok@edu.p.lodz.pl
└ 212.191.12.80/298LODMANMetropolitan Area NetworkASSIGNED PAMay 15, 2025abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.12.88/298AM2P-LODZ-NETAM2P Sp. z o. o. (ORG-ASZO113-RIPE)ASSIGNED PASep 15, 2025naruszenia@am2p.pl
└ 212.191.12.96/298PRKING-LODZ-NETPRKING Sp.z o.o. (ORG-PSO11-RIPE)ASSIGNED PAMar 13, 2026alan.pilarz@prking.in
└ 212.191.12.192/2664LODMANMetropolitan Area NetworkASSIGNED PAJul 18, 2022abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.13.0/24256LODMANMetropolitan Area NetworkASSIGNED PASep 22, 2015abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.31.16/2816CMPL-LODZ-NETPolitechnika Lodzka Centrum Multimedialne (ORG-PLCM1-RIPE)ASSIGNED PAMar 21, 2025pawel.mrugalski@p.lodz.pl
└ 212.191.32.0/24256UMED-LODZ-NETMedical University of Lodz (ORG-UMLO1-RIPE)ASSIGNED PA—cit@umed.lodz.pl
└ 212.191.34.0/25128ASP-LODZ-NETAcademy of Fine Art and Design (ORG-AOFA2-RIPE)ASSIGNED PANov 12, 2001tomasz.kaluzny@asp.lodz.pl
└ 212.191.37.0/24256AMUZ-LODZ-NETAcademy of Music in Lodz Poland (ORG-AOMI1-RIPE)ASSIGNED PA—abuse@amuz.lodz.pl
└ 212.191.38.0/24256WSD-LODZ-NETCatholic Seminary in Lodz (ORG-CSIL4-RIPE)ASSIGNED PA—abuse@archidiecezja.lodz.pl
└ 212.191.39.0/24256WBP-LODZ-NETVoivodeship Public Library of Marshal Jozef Pilsudski in Lodz (ORG-TJPS1-RIPE)ASSIGNED PAJan 2, 2002administrator@wbp.lodz.pl
└ 212.191.42.0/24256UHP-PIOTRKOW-NETAkademia Piotrkowska (ORG-UH6-RIPE)ASSIGNED PAFeb 9, 2012admin@apt.edu.pl
└ 212.191.47.0/25128AMUZ-LODZ-NETAcademy of Music in Lodz Poland (ORG-AOMI1-RIPE)ASSIGNED PASep 18, 2006abuse@amuz.lodz.pl
└ 212.191.48.0/24256AMUZ-LODZ-NETAcademy of Music in Lodz Poland (ORG-AOMI1-RIPE)ASSIGNED PAAug 5, 2013abuse@amuz.lodz.pl
└ 212.191.64.0 - 212.191.72.2552,304UNIV-LODZ-NETUniversity of Lodz (ORG-ULO1-RIPE)ASSIGNED PAMar 21, 2002oper@uni.lodz.pl
└ 212.191.73.0/24256UNIV-LODZ-NETUniversity of Lodz (ORG-ULO1-RIPE)ASSIGNED PA—oper@uni.lodz.pl
└ 212.191.74.0/24256UNIV-LODZ-NETUniversity of Lodz (ORG-ULO1-RIPE)ASSIGNED PA—oper@uni.lodz.pl
└ 212.191.75.0/24256UNIV-LODZ-NETUniversity of Lodz (ORG-ULO1-RIPE)ASSIGNED PANov 14, 2001oper@uni.lodz.pl
└ 212.191.76.0 - 212.191.78.255768TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PA—abuse@p.lodz.pl
└ 212.191.79.0/24256TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PAJun 29, 2007abuse@p.lodz.pl
└ 212.191.80.0/24256UNIV-LODZ-NETUniversity of Lodz (ORG-ULO1-RIPE)ASSIGNED PANov 14, 2001oper@uni.lodz.pl
└ 212.191.81.0/24256UNIV-LODZ-NETUniversity of Lodz (ORG-ULO1-RIPE)ASSIGNED PASep 11, 2008oper@uni.lodz.pl
└ 212.191.84.0/24256TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PAApr 2, 2002abuse@p.lodz.pl
└ 212.191.85.0 - 212.191.87.255768TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PADec 19, 2002abuse@p.lodz.pl
└ 212.191.88.0/24256TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PAJan 15, 2004abuse@p.lodz.pl
└ 212.191.89.0/24256TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PAApr 27, 2005abuse@p.lodz.pl
└ 212.191.90.0/24256TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PANov 29, 2007abuse@p.lodz.pl
└ 212.191.91.0/24256TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PANov 29, 2007abuse@p.lodz.pl
└ 212.191.92.0/24256TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PAFeb 13, 2012abuse@p.lodz.pl
└ 212.191.93.0/24256TULODZ-NETTechnical University of Lodz (ORG-TULO1-RIPE)ASSIGNED PAFeb 13, 2012abuse@p.lodz.pl
└ 212.191.104.0/24256LODMANMetropolitan Area NetworkASSIGNED PAAug 23, 2011abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.126.0/2732PionierPolish Optical Internet PIONIERASSIGNED PAJun 29, 2007abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.126.32/2732PionierPolish Optical Internet PIONIERASSIGNED PANov 21, 2003abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.126.64 - 212.191.126.255192PionierPolish Optical Internet PIONIERASSIGNED PADec 12, 2011abuse@man.lodz.pl
via PL-LODMAN-981028

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

AS8256

PL
Name
Lodz University of Technology
Type
Education
Registered
Apr 4, 1997
Domain
lodz.pl
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed