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Data as of Nov 7, 2026

87.246.232.0/21

2 residential-proxy exits · 30 days

Maria Curie-Sklodowska University

Announcement
87.246.224.0/20
No RPKI
Announced by
AS12346
Type
Business
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
2
0.10% of its addresses · 30 days
Spread
2 of 8
/24s with at least one exit
Providers
3
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

2.4K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
87.246.232.0/2401
87.246.234.0/2401

Proxy providers listing exits

  • Ake.net
  • AnyIP
  • FloppyData

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
87.246.192.0/1816,384PL-UMCS-20050905Maria Curie-Sklodowska University (ORG-MCU1-RIPE) · PLALLOCATED PASep 5, 2005abuse@ripe.umcs.pl
└ 87.246.224.0/204,096PL-UMCS-LUBMAN-LSP-2LubMAN UMCSLIR-PARTITIONED PAMar 11, 2016abuse@ripe.umcs.pl
via PL-UMCS-20050905
└ 87.246.232.0/298LUBMAN-PLOKJPrywatna Szkola Podstawowa i Liceum im. Krolowej JadwigiASSIGNED PANov 22, 2017abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.232.32/298LUBMAN-SPSWJBSamodzielny Publiczny Szpital Wojewodzki im. Jana Bozego w LublinieASSIGNED PAMay 30, 2008abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.232.40/298LUBMANLubMAN UMCSASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.232.48/298LUBMAN-RKNIEDZRK Niedzialek s.c.ASSIGNED PASep 5, 2008abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.232.56/298LUBMANLubMAN UMCSASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.232.64/2816LUBMAN-PLOKJPrywatna Szkola Podstawowa i Liceum im. Krolowej JadwigiASSIGNED PANov 29, 2017abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.233.0/25128LUBMAN-LOGOLIFTLogo-Lift S.C.ASSIGNED PAOct 31, 2014abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.233.128/2664LUBMAN-BTSNETWORKP.H.U. BTSnetworkASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.233.192/2664LUBMAN-GNIEZNIENSKAsiec klientow indywidualnych, ul. GnieznienskaASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.234.0/25128LUBMAN-BESTNETBest Net Michal KlosekASSIGNED PANov 20, 2015abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.234.128/298LUBMAN-GGPSGGPS Sp. z o.o.ASSIGNED PAMar 10, 2016abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.234.160/2732LUBMAN--PKS-SKIL2siec klientow indywidualnych LubMANASSIGNED PAMar 10, 2016abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.235.0/24256LUBMAN-DOMEYKIsiec klientow indywidualnych, ul. DomeykiASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.236.0/24256LUBMAN-GAMARGAMAR Helena MarekASSIGNED PAMar 4, 2014abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.0/298LUBMAN-GNIEZNIENSKAsiec klientow indywidualnych, ul. GnieznienskaASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.8/298LUBMAN-DASZYNSKIEGOsiec klientow indywidualnych, ul. DaszynskiegoASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.16/298LUBMAN-TBMTBM Telekom Sp. z o.o.ASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.24/298LUBMAN-SUBSYDIUMAMK Hotel Management Sp. z o.o.ASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.32/2732LUBMAN-WSEIWyzsza Szkola Ekonomii i Innowacji w LublinieASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.64/2664LUBMAN-DASZYNSKIEGOsiec klientow indywidualnych, ul. DaszynskiegoASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.128/2816LUBMAN-AKADEMOSCRH Akademos Sp. z o.o.ASSIGNED PAApr 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.144/298LUBMAN-STOCKPolmos LublinASSIGNED PAAug 4, 2015abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.152/304LUBMANLubMAN UMCSASSIGNED PAAug 21, 2015abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.156/304LUBMAN-OLSSGLENBROOK INVESTMENTS Sp. z o. o.ASSIGNED PAOct 22, 2015abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.160/2816LUBMAN-BRITENETBritenet Sp. z o.o.ASSIGNED PAMay 16, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.176/2816LUBMAN-DAMIKODamiko s.c.ASSIGNED PAJun 29, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.192/298LUBMAN-GNIEZNIENSKAsiec klientow indywidualnych, ul. GnieznienskaASSIGNED PASep 26, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.200/298LUBMAN-ENETE NET Production Sp. z o.o.ASSIGNED PAJan 26, 2015abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.208/2816LUBMAN-MARKIZMarkiz Sp. z o.o.ASSIGNED PAOct 15, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.224/2816LUBMAN-GISEXPERTGIS-Expert Sp. z o.o.ASSIGNED PAOct 21, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2
└ 87.246.237.240/2816LUBMAN-CHABROWAsiec klientow indywidualnych, ul. ChabrowaASSIGNED PANov 5, 2012abuse@ripe.umcs.pl
via PL-UMCS-LUBMAN-LSP-2

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
Announced by

Covering announcement 87.246.224.0/20

Prefix
87.246.224.0/20
Announced by
AS12346 Maria Curie-Sklodowska University
Type
Business
Proxy exits
2
RPKI
No RPKI
Netname
PL-UMCS-LUBMAN-LSP-2
Registrant
LubMAN UMCS
RIR
RIPE NCC
Registry

Holder

Organization
Maria Curie-Sklodowska University
Handle
ORG-MCU1-RIPE
Range
87.246.192.0/18
Registration type
ALLOCATED PA
Record created
Sep 5, 2005
Reallocated to
LubMAN UMCS
Reallocated range
87.246.224.0/20
Reallocation type
LIR-PARTITIONED PA
Reallocated
Mar 11, 2016
Origin network

AS12346

PL
Name
Maria Curie-Sklodowska University
Type
Education
Registered
Mar 26, 1999
Domain
umcs.pl
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed