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The website screenshot for http://www.core.icm.edu.pl

University of Warsaw

AS Number8664
Websitehttp://www.core.icm.edu.pl

Registered on
13 Feb 1998 (27 years old)
Registered to
pl.icm (ripe)
Network status
Active, Allocated under RIPE
Network type
Content
Prefixes Originated
6 IPv4, 1 IPv6

Upstreams

  • AS8501 - Institute of Bioorganic Chemistry Polish Academy of S...
  • AS6939 - Hurricane Electric LLC
  • AS5617 - Orange Polska Spolka Akcyjna
Prefixes Originated
6 IPv4, 1 IPv6
Show Low Visibility Prefixes
Addresses Originated
32 /24's of IPv4
16384 /48's of IPv6

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

 PrefixDescription
193.219.28.0/24ICM
212.87.16.0/20University of Warsaw
213.135.43.0/24University of Warsaw
213.135.50.0/23University of Warsaw
213.135.52.0/22University of Warsaw
213.135.56.0/21University of Warsaw
2001:6a0::/34University of Warsaw

Network PolicyThis info take up to 2 hours to fully update

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Prefixes in selected policy


How are upstreams and downstreams calculated?

UpstreamsThis information was fetched live at page load time

 ASNDescriptionIPv4IPv6
AS8501Institute of Bioorganic Chemistry Polish Academy of S...
AS6939Hurricane Electric LLC
AS5617Orange Polska Spolka Akcyjna

PeersThis information was fetched live at page load time

 ASNDescriptionIPv4IPv6
AS8501Institute of Bioorganic Chemistry Polish Academy of S...
AS6939Hurricane Electric LLC
AS20555Akademia WIT w Warszawie
AS209314Akademia Sztuk Pieknych w Warszawie
AS8764Telia Lietuva, AB
AS50263A-Systems Sp. z o.o.
AS137409GSL Networks Pty LTD
AS24115Equinix IX
AS9009M247 Europe SRL
AS15396University of Warsaw
AS19551Incapsula Inc
AS15895"Kyivstar" PJSC
AS6204INTERKVM HOST SRL
AS56904Instytut Hodowli i Aklimatyzacji Roslin - Panstwowy I...
AS35320Eurotranstelecom Ltd
AS20940Akamai International B.V.
AS31242P4 Sp. z o.o.
AS49544i3D.net B.V
AS24482SG.GS
AS12464Politechnika Warszawska
AS196844Institute of Bioorganic Chemistry Polish Academy of S...
AS56515OXYNET sp. z o.o.
AS201054Stowarzyszenie e-Poludnie
AS29632Netassist International EOOD
AS24748THINX WAW Route Servers
AS42739Hawe Telekom S.A. in Restructuring
AS51465M3.NET Sp. z o.o. / Fixmap Group
AS202520SkyPass Solutions Sp. z.o.o.
AS50153NET BIS SP Z O O
AS30838Jerzy Krempa "Telpol" PPMUE
AS58307UNITEL-MEDIA Sp. z o.o.
AS14840BR.DIGITAL
AS1820WNET TELECOM USA Corp.
AS5617Orange Polska Spolka Akcyjna
AS200999CloudFerro S.A
AS14593SpaceX Starlink
AS35007Miconet Sp. z o.o.
AS56373Tomasz Gruca
AS36236NetActuate, Inc
AS42763FPUH Czajen Krzysztof Czaja
AS199524Gcore S.A.
AS208041Rafal Rajba trading as INTERTELL
AS22356Durand do Brasil Ltda
AS32590Valve Corporation
AS28785Asseco Cloud Sp. z o. o.
AS49559A-Systems Sp. z o.o.
AS33951"FORWEB" S.C. Monika Bodetko, Tomasz Pawlowski
AS44600"GIGATRANS UKRAINE", LLC
AS50467Beskid Media Sp. z o.o.
AS31229Beyond.pl sp. z o.o.
AS54994Meteverse Limited
AS19770424IT MEDIA Sp. z o.o.
AS42WoodyNet, Inc.
AS15391Sysclay Sp. z o. o.
AS15695Expereo International BV
AS199075TV-EURO-SAT SP. Z O.O.
AS197615NaszaSiec.NET Krakow Damian Murzynowski
AS51399Fiberway Sp. z o.o.
AS62044Zscaler Switzerland GmbH
AS35063Chopin Telewizja Kablowa spolka z ograniczona odpowie...
AS205671MAIN Sp. z o.o.
AS50661Telkab sp. z o.o.
AS43171Lukasz Rafal Hamerski trading as Maxnet
AS49528MARCIN MALOLEPSZY @ALFANET
AS59711HZ Hosting Ltd
AS20804Exatel S.A.
AS198232ZAKLAD TELEWIZJI KABLOWEJ "TELE-KAB" MARIANNA GRYGA, ...
AS30923Mlodziezowa Spoldzielnia Mieszkaniowa
AS44454Czestochowska Spoldzielnia Mieszkaniowa "Nasza Praca"
AS39249Netassist International EOOD
AS199831Citimedia.pl Sp z o.o.
AS35297Dataline LLC
AS42039Stowarzyszenie "Telewizja Teofilow B"
AS197091METROPORT Sp. z o.o.
AS15830Equinix, Inc.
AS197936ADB Polska Sp. z o.o.
AS34891Urzad Miasta Stolecznego Warszawa
AS41796DAG s.c. Agnieszka Salska-Oskroba, Dariusz Oskroba
AS61599EAI TELECOMUNICACOES LTDA
AS203620Polnocny Klaster ICT SP. z.o.o.
AS201328Telewizja Kablowa Kolobrzeg, Agencja Uslugowo - Rekla...
AS42968Kujawsko-Pomorskie Centrum Kompetencji Cyfrowych Sp. ...
AS203628Televoice Polska Sp. z o.o.
AS56630Melbikomas UAB
AS201020ILARIO SP. Z O.O.
AS25506Telewizja Polska S.A.
AS207156LAITO Sp. Z O. O.
AS47927WIFIWEB s.r.l.
AS16342Toya sp.z.o.o
AS139341WeChat/QQ CDN
AS51175Multiplay Sp. z o.o.
AS42927S-NET Sp. z o.o.
AS35179Korbank S. A.
AS35408Trans.eu Group S.A.
AS34779T-2, d.o.o.

DownstreamsThis information was fetched live at page load time

 ASNDescriptionIPv4IPv6
AS209314Akademia Sztuk Pieknych w Warszawie
AS20555Akademia WIT w Warszawie
AS12464Politechnika Warszawska
AS56904Instytut Hodowli i Aklimatyzacji Roslin - Panstwowy I...
AS15396University of Warsaw
aut-num:AS8664org:ORG-IA45-RIPEas-name:        ICM-PUBdescr:          public network servicesadmin-c:        DUMY-RIPEtech-c:         DUMY-RIPEstatus:         ASSIGNEDmnt-by:         RIPE-NCC-END-MNTnotify:         info@core.icm.edu.plremarks:remarks:        Communities set by ICM (8664:xxxx)remarks:remarks:        1000 - ICM networksremarks:        1011 - IXP with Pionier access (MAN-edu)remarks:        1013 - IXP with Pionier access (MAN-com)remarks:        1014 - IXP with Pionier access (com with peering agreement)remarks:        1015 - IXP with Pionier access (content provider)remarks:        1016 - IXP with Pionier access (com without peering agreement)remarks:        1022 - Pionier members (polish edu MANs)remarks:        1024 - PLIXremarks:        1025 - WAW-EDU(SGH,WSISiZ,PW)remarks:        1027 - GTSremarks:        1029 - Netiaremarks:        1030 - TPSAremarks:        1031 - NASKremarks:        1033 - UPCremarks:        1034 - Provectorremarks:        1050 - Advertised peeringsremarks:remarks:        Communities accepted by ICM (8664:xxxx)remarks:        no-exportremarks:        no-advertiseremarks:        20XYremarks:        X = 1 - ... to Pionier peeringsremarks:        X = 2 - ... to ICM IXPremarks:        X = 3 - ... toAS8501remarks:        (advertise only to Pionier MANs with direct peering)remarks:        Y = 0 - do not announce (doesn't work for X = 2)remarks:        Y = 1 - prepend onceremarks:        Y = 2 - prepend twiceremarks:        Y = 3 - prepend thriceremarks:        Y = 4 - prepend quadriceremarks:        2990 - set localpref 250remarks:        2999 - set localpref 150remarks:        # By default we set localpref:remarks:        # 300 - for our direct peersremarks:        # 200 - for our direct peers customers and IXPs (WIX,PLIX)remarks:        2100 - Advertise only toAS-ICMremarks:remarks:        Our looking-glass service: https://lg.core.icm.edu.pl/remarks:remarks:        In case of routing problems mail info@core.icm.edu.plremarks:mnt-by:         ICM-PLcreated:        1970-01-01T00:00:00Zlast-modified:  2017-11-15T09:14:11Zsource:         RIPEremarks:        ****************************remarks:        * THIS OBJECT IS MODIFIEDremarks:        * Please note that all data that is generally regarded as personalremarks:        * data has been removed from this object.remarks:        * To view the original object, please query the RIPE Database at:remarks:        * http://www.ripe.net/whoisremarks:        ****************************organisation:ORG-IA45-RIPEorg-name:       University of Warsawcountry:        PLorg-type:       LIRaddress:        Dummy address forORG-IA45-RIPE# Email removed, Log into bgp.tools to see whois emailsabuse-c:        UWPLmnt-ref:        RIPE-NCC-HM-MNTmnt-ref:        UW-PLmnt-by:         RIPE-NCC-HM-MNTmnt-by:         UW-PLcreated:        2004-04-17T11:47:16Zlast-modified:  2020-12-16T13:11:53Zsource:         RIPEremarks:        ****************************remarks:        * THIS OBJECT IS MODIFIEDremarks:        * Please note that all data that is generally regarded as personalremarks:        * data has been removed from this object.remarks:        * To view the original object, please query the RIPE Database at:remarks:        * http://www.ripe.net/whoisremarks:        ****************************
Last Update: 2025-11-25T03:24:51Z UTC

Member of the following AS-SETs

-Member
RIPEas-plix-connected
RIPEas8308:as-peerings:as8664
RIPEas5617:as-pl
RIPEas8267:as-peers
RIPEas-plnet
RIPEas8545:as-icm
RIPEas-tpix
RIPEas-ipartners
RIPEas5617:as-pl-transit
RIPEas-tpix6
RIPEas8308:as-peerings
RIPEas-icm-ixp-ipv6
RADBas-hurricanev6
RIPEas-cdpasterix
RIPEas24748:as-atman6
RIPEas5617:as-icm
RIPEas5617:as-akademickie
RIPEas29535:as-tpix
RIPEas-icm
RIPEas8664:as-icm-1011
RIPEas5617:as-silweb
RIPEas8308:as-peerings:as15396

Go to PeeringDB page

PeeringDB AS-SET:
RIPE::AS-ICM
Suggested Prefix Limits

Internet Exchange Points

 NameIPv4IPv6Link Speed
Equinix Warsaw195.182.218.682001:7f8:42::a500:8664:12 gbps
THINX Warsaw212.91.0.1242001:7f8:60::13:121000 mbps
TPIX PL195.149.232.292001:7f8:27::8664:11000 mbps
Last Update: 2025-11-27T10:08:20Z UTC

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