AS35179 — KORBANK-AS Korbank S. A.

AS35179 announces 27 IPv4 prefixes covering 22,784 addresses and 16 IPv6 prefixes.

About this network

KORBANK-AS is the autonomous system for Korbank S. A., a Polish telecommunications operator.

What it's used for

• The address space carries residential and business connectivity, evidenced by reverse DNS entries such as gateway.iptv.k.pl, static.ipv4.korbank.pl, and siec.korbank.pl.
• With 22,784 IPv4 addresses announced across 30 prefixes and 191 observed neighbours, the high neighbour count relative to the address inventory suggests a role in transit or peering alongside access services.

Notable

• Registrants largely align with the announcer, with most prefixes registered to Korbank S. A. or Korbank Abuse; one prefix (185.203.128.0/22) is registered to Lukasz Sobon trading as SC Media Adam i Lukasz Sobon Sp. J..
• The address inventory is finely subdivided into numerous /21, /22, and /23 blocks, with netnames indicating site-specific segmentation such as Korbank-Szczecin, Korbank-Radom, and Korbank-DataCenter.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 79.110.192.0/20
• 83.168.64.0/22
• 83.168.71.0/24
• 83.168.72.0/21
• 83.168.80.0/21
• 83.168.88.0/22
• 83.168.100.0/22
• 83.168.104.0/24
• 83.168.108.0/23
• 83.168.111.0/24
• 83.168.114.0/23
• 83.168.116.0/23
• 83.168.120.0/23
• 83.168.126.0/23
• 89.42.173.0/24
• 92.112.10.0/23
• 92.112.70.0/24
• 185.5.216.0/22
• 185.32.5.0/24
• 185.32.6.0/24
• 185.49.29.0/24
• 185.49.30.0/23
• 185.203.128.0/22
• 193.239.56.0/22
• 212.127.78.0/24
• 212.127.88.0/21
• 213.109.46.0/23
• 2a01:96e0::/46
• 2a01:96e0:4::/46
• 2a01:96e0:8::/45
• 2a01:96e0:10::/44
• 2a01:96e0:20::/43
• 2a01:96e0:40::/42
• 2a01:96e0:80::/41
• 2a01:96e0:100::/40
• 2a01:96e0:200::/39
• 2a01:96e0:400::/38
• 2a01:96e0:800::/37
• 2a01:96e0:1000::/36
• 2a01:96e0:2000::/35
• 2a01:96e0:4000::/34
• 2a01:96e0:8000::/33
• 2a0a:e640::/32

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS1299 Arelion Sweden AB
• AS24482 SG.GS
• AS3303 Swisscom (Schweiz) AG
• AS213241 TECHIT.BE SRL
• AS37721 Virtual Technologies & Solutions
• AS48362 Stadtwerke Feldkirch
• AS34019 Hivane Association
• AS58057 Securebit AG
• AS29504 Freenet Liberec, z.s.
• AS34927 iFog GmbH
• AS3216 PJSC "Vimpelcom"
• AS202365 Omer GOLGELI
• AS50300 CustodianDC Limited
• AS48185 team.blue NV
• AS12779 IT.Gate S.p.A.
• AS37100 SEACOM Limited
• AS293 ESnet
• AS12552 GlobalConnect AB
• AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC)
• AS4657 StarHub Ltd
• AS6939 Hurricane Electric LLC
• AS13119 Zachodniopomorski Uniwersytet Technologiczny w Szczecinie, Akademickie Centrum Informatyki
• AS218475 PUQ Sp. z o.o.
• AS34549 meerfarbig GmbH & Co. KG

Downstream networks

• AS30731 Uslugi Informatyczne Wieslaw Mazur
• AS198594 MIEJSKIE PRZEDSIEBIORSTWO WODOCIAGOW I KANALIZACJI "WODOCIAGI PULAWSKIE" SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA
• AS48435 DevonStudio Sp. z o.o.
• AS201532 Korbank S. A.
• AS49035 Mikrolan Sp. z o.o.
• AS16290 Tarnowski Osrodek Informacyjny Aleksander Rajski
• AS60645 AS Consulting Sp. z o. o.
• AS28732 Anixe Polska Sp. z o.o.
• AS207105 Q4NET SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA
• AS210902 KANAL 10 MEDIA sp. z o.o.
• AS207539 Steway Sp. z o.o.
• AS213014 Firma Handlowo-Uslugowa Adnex Jan Kos
• AS208848 Jakub Orzel trading as Cloudfinity
• AS197776 E-Kancelaria Grupa Prawno-Finansowa Sp. z o.o.
• AS206579 Waldemar Migas trading as Hrubieszowska Telewizja Kablowa Sp.J.
• AS60563 Transmitel Sp. z o.o.
• AS198857 NOWOGROD.NET SP. Z O.O.
• AS211148 Netforyou sp. z o.o.
• AS49601 UNITEL-MEDIA Sp. z o.o.
• AS49290 ALICJA MANIERA trading as WieszowaNET Media
• AS202520 SkyPass Solutions Sp. z o.o.
• AS60323 Technologiczny Sp. z o.o.
• AS57321 AMINET WOJTAS MACIEJ
• AS216439 Lokalna.net sp. z o.o.
• AS3169 Jacek Pasek BRK Network Devices

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS1299 Arelion Sweden AB
• AS30731 Uslugi Informatyczne Wieslaw Mazur
• AS198594 MIEJSKIE PRZEDSIEBIORSTWO WODOCIAGOW I KANALIZACJI "WODOCIAGI PULAWSKIE" SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA
• AS201532 Korbank S. A.
• AS48435 DevonStudio Sp. z o.o.
• AS49035 Mikrolan Sp. z o.o.
• AS16290 Tarnowski Osrodek Informacyjny Aleksander Rajski
• AS60645 AS Consulting Sp. z o. o.
• AS206579 Waldemar Migas trading as Hrubieszowska Telewizja Kablowa Sp.J.
• AS213241 TECHIT.BE SRL
• AS37721 Virtual Technologies & Solutions
• AS29504 Freenet Liberec, z.s.
• AS28732 Anixe Polska Sp. z o.o.
• AS3303 Swisscom (Schweiz) AG
• AS24482 SG.GS
• AS202365 Omer GOLGELI
• AS34019 Hivane Association
• AS58057 Securebit AG
• AS34927 iFog GmbH
• AS207105 Q4NET SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA
• AS213014 Firma Handlowo-Uslugowa Adnex Jan Kos
• AS210902 KANAL 10 MEDIA sp. z o.o.
• AS207539 Steway Sp. z o.o.
• AS208848 Jakub Orzel trading as Cloudfinity

Routing security

• RPKI: 30 valid, 1 invalid and 5 not-found announcements; 26 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 67 route objects.
• Listed in as-sets: AS-BRK, AS-FOTKA, AS-IPARTNERS, AS-KORBANK, AS-KORBANK2, AS-MANDA-DECIX-PEERS-V4, AS-MANDA-DECIX-PEERS-V6, AS-NETSYSTEM-BRZESKO, AS-PIX, AS-RETN-ACTUAL-V4, AS-TPIX, AS13119:AS-SZCZECIN-COM, AS13119:AS-SZCZECIN-COM-EPIX, AS13119:AS-SZCZECIN-COM-PCWS, AS13119:AS-SZCZECIN-COM-TP, AS15851:AS-KORBANK-ISP, AS199585:AS-UPSTREAMS, AS203391:AS-UPSTREAMS, AS203391:AS-UPSTREAMS, AS204464:AS-BLACKLIST, AS218475:AS-CUSTOMERS, AS29535:AS-TPIX, AS5617:AS-PL, AS5617:AS-PL-TRANSIT, AS5617:AS-WORLD-TRANSIT.

Internet exchanges

• DE-CIX Frankfurt — Frankfurt, Germany
• AMS-IX Amsterdam — Amsterdam, Netherlands
• TPIX - Internet Exchange — Warsaw, Poland
• Equinix Internet Exchange Warsaw — Warsaw, Poland
• Speed Internet Exchange — Dronten, Netherlands
• Peering.cz — Prague, Czech Republic