206208 looking glass

AS12912 T-Mobile Polska S.A. 🇵🇱 PL

Announcing 50 prefixes, seen at the RIS collectors.

IPv4 prefixes
48
1,359,616 (5,311 × /24)
IPv6 prefixes
2
9 × /32
Upstreams
6
transit providers observed
Peers
12
settlement-free adjacencies
Downstreams
204
transit customers observed
Customer cone
406
ASes reachable through it

Registry and operator data

AS number
AS12912
Name
T-Mobile Polska S.A.
Organisation
T-Mobile Polska
Country
🇵🇱 PL
RIR
RIPENCC
Allocated
1999-12-30
Network type
Cable/DSL/ISP
Traffic levels
1-5Tbps
Scope
Europe
Peering policy
Selective
IRR as-set
RIPE::AS-TMPL
Website
http://www.t-mobile.pl
Looking glass
http://lg.t-mobile.pl
PeeringDB
net/18706
Exchanges
5

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

42 valid (84.0%) 0 invalid (0.0%) 8 no ROA (16.0%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS1299 Arelion (fka. Telia Carrier) 🇸🇪 SE 68,906 134 3,133 CAIDA
AS3320 Deutsche Telekom AG 🇩🇪 DE 50,454 910 787 CAIDA
AS33891 Core-Backbone GmbH 🇩🇪 DE 24,889 1 3,916 CAIDA
AS201054 Stowarzyszenie e-Poludnie 🇵🇱 PL 17,944 0 4 inferred
AS29632 Netassist International EOOD 🇧🇬 BG 40 0 37 inferred
AS213241 TECHIT.BE SRL 🇧🇪 BE 0 14 24 inferred

Peers

Adjacencies that look settlement-free rather than transit

Network Country Cone IPv4 prefixes Paths Source
AS6939 Hurricane Electric LLC 🇺🇸 US 52,953 235 1,245 CAIDA
AS20485 TransTeleCom JSC 🇷🇺 RU 28,211 85 221 CAIDA
AS37721 Virtual Technologies & Solutions 🇧🇫 BF 21,751 64 6 CAIDA
AS15830 Equinix, Inc. 🇳🇱 NL 18,522 1,081 18 CAIDA
AS34549 meerfarbig GmbH & Co. KG 🇩🇪 DE 15,706 48 986 CAIDA
AS24482 SG.GS 🇸🇬 SG 5,031 45 217 CAIDA
AS17639 Converge ICT Solutions Inc. 🇵🇭 PH 272 567 246 CAIDA
AS12779 IT.Gate S.p.A. 🇮🇹 IT 76 25 193 CAIDA
AS1836 green.ch AG 🇨🇭 CH 43 78 5 CAIDA
AS34019 Hivane Association 🇫🇷 FR 38 6 234 CAIDA
AS48362 Stadtwerke Feldkirch 🇦🇹 AT 16 8 287 CAIDA
AS212024 Marc Schmitt 🇫🇷 FR 0 1 251 CAIDA

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS31229 Beyond.pl sp. z o.o. 🇵🇱 PL 117 37 92 CAIDA
AS56391 VIRTUAL TELECOM SP. Z O.O. 🇵🇱 PL 18 13 213 CAIDA
AS48464 Futuro Exito Sp. z o.o. 🇵🇱 PL 13 5 380 CAIDA
AS8560 IONOS SE 🇩🇪 DE 12 522 28 CAIDA
AS30851 Sileman Sp. z o.o. 🇵🇱 PL 11 47 544 CAIDA
AS41421 StarNet Telecom Sp. z o.o. 🇵🇱 PL 10 27 124 CAIDA
AS197064 EmiTel S.A. 🇵🇱 PL 8 3 68 CAIDA
AS52142 Polcom Sp. z o.o. 🇵🇱 PL 8 19 51 CAIDA
AS34254 HOR.NET Polska Sp.z o.o. 🇵🇱 PL 5 4 55 CAIDA
AS210220 ICT FUTURE Sp. z o.o. 🇵🇱 PL 5 6 26 CAIDA
AS61154 IDHosting Sp. z o. o. 🇵🇱 PL 4 16 436 CAIDA
AS200999 CloudFerro S.A 🇵🇱 PL 3 26 102 CAIDA
AS39133 Santander Consumer Bank S.A. 🇵🇱 PL 3 1 10 CAIDA
AS24756 Credit Agricole Bank Polska S.A. 🇵🇱 PL 3 2 5 CAIDA
AS42763 FPUH Czajen Krzysztof Czaja 🇵🇱 PL 2 17 561 CAIDA
AS211047 Sieci Swiatlowodowe Sp. z o.o. 🇵🇱 PL 2 2 123 CAIDA
AS43153 SferaNET Sp. z o.o. 🇵🇱 PL 2 6 82 CAIDA
AS12824 home.pl sp. z o.o. 🇵🇱 PL 2 21 39 CAIDA
AS20983 PZU Centrum Operacji S.A. 🇵🇱 PL 2 3 27 CAIDA
AS39599 Talex S.A. 🇵🇱 PL 2 8 16 CAIDA
AS206319 SferaNET Sp. z o.o. 🇵🇱 PL 2 1 14 CAIDA
AS49888 Ultranet Sp. z o.o. 🇵🇱 PL 2 1 6 CAIDA
AS15391 Sysclay Sp. z o. o. 🇵🇱 PL 0 7 351 CAIDA
AS50599 DATASPACE P.S.A. 🇵🇱 PL 0 27 239 CAIDA
AS60448 Damian Giecko "COVERNET" 🇵🇱 PL 0 5 210 CAIDA
AS51323 Polska Wytwornia Papierow Wartosciowych S.A. 🇵🇱 PL 0 5 175 CAIDA
AS203845 Tide Software Sp. z o.o. 🇵🇱 PL 0 4 132 CAIDA
AS207413 CONTACT.PL SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA 🇵🇱 PL 0 4 126 CAIDA
AS203685 SGK PROJEKT Sp. z O.O. 🇵🇱 PL 0 4 105 CAIDA
AS35538 Provider sp. z o.o. 🇵🇱 PL 0 4 100 CAIDA
AS207593 Spoldzielnia ZODIAK 🇵🇱 PL 0 4 96 CAIDA
AS206559 Jozwiak Wioletta trading as PPHU POKAL 🇵🇱 PL 0 2 89 CAIDA
AS197472 UNIQA Towarzystwo Ubezpieczen S.A. 🇵🇱 PL 0 3 84 CAIDA
AS57524 WEBTEAM informatyka sp. z o.o. 🇵🇱 PL 0 2 84 CAIDA
AS60425 Capgemini Polska Sp. z o.o. 🇵🇱 PL 0 3 84 CAIDA
AS39914 Narodowy Fundusz Zdrowia 🇵🇱 PL 0 2 84 CAIDA
AS29245 REYU.NET Sp. z o. o. 🇵🇱 PL 0 2 82 CAIDA
AS25552 Getin Noble Bank Spolka Akcyjna 🇵🇱 PL 0 4 81 CAIDA
AS205713 Centrum Rozliczen Elektronicznych Polskie ePlatnosci S.A. 🇵🇱 PL 0 3 81 CAIDA
AS33895 "T-Systems Polska Sp. z o.o." 🇵🇱 PL 0 3 80 CAIDA
AS8938 T-Mobile Polska S.A. 🇵🇱 PL 0 0 80 inferred
AS43638 Infover Sp. z o.o. 🇵🇱 PL 0 6 76 CAIDA
AS206594 PLANIKA Sp. z o.o. 🇵🇱 PL 0 1 76 CAIDA
AS205462 Tivo Poland sp. z o.o. 🇵🇱 PL 0 2 73 CAIDA
AS201328 Telewizja Kablowa Kolobrzeg, Agencja Uslugowo - Reklamowa sp. z o.o. 🇵🇱 PL 0 3 70 CAIDA
AS48981 Pawel Zamaro trading as Netadmin Support 🇵🇱 PL 0 0 69 inferred
AS199410 TMF Poland TruNet Maciej Filipowicz 🇵🇱 PL 0 1 68 CAIDA
AS21328 National Bank of Poland 🇵🇱 PL 0 2 66 CAIDA
AS59958 P.H.U MMJ Marcin Janos 🇵🇱 PL 0 2 64 CAIDA
AS211985 "NOWA ERA" Sp. z o.o. 🇵🇱 PL 0 2 64 CAIDA
AS57701 Myszkowska Telewizja Kablowa Sp. z o.o. 🇵🇱 PL 0 2 61 CAIDA
AS203689 NATIONALE-NEDERLANDEN TOWARZYSTWO UBEZPIECZEN NA ZYCIE SA 🇵🇱 PL 0 4 61 CAIDA
AS203688 INELO Polska spolka z ograniczona odpowiedzialnoscia 🇵🇱 PL 0 1 58 CAIDA
AS214165 SysAdvisors Sp. z o.o. Sp. K. 🇵🇱 PL 0 1 57 CAIDA
AS198992 Opera Software International AS 🇳🇴 NO 0 1 55 CAIDA
AS202948 FORTUNA GAME a.s. 🇨🇿 CZ 0 3 54 CAIDA
AS206957 PHU Kario-Sat Sp. z o.o. 🇵🇱 PL 0 20 53 CAIDA
AS197936 ADB Polska Sp. z o.o. 🇵🇱 PL 0 4 53 CAIDA
AS198696 EURO-NET Sp. z o.o. 🇵🇱 PL 0 5 52 CAIDA
AS48523 ArcelorMittal Poland S.A. 🇵🇱 PL 0 2 50 CAIDA
AS47755 Wojciech Jerzy Winkel trading as "Tempus Telecom" 🇵🇱 PL 0 4 46 CAIDA
AS47128 TELEGO Sp. z o.o. 🇵🇱 PL 0 2 42 CAIDA
AS31599 Rimco Ryszard Slomczynski 🇵🇱 PL 0 1 42 CAIDA
AS33826 Orbis S.A. 🇵🇱 PL 0 1 42 CAIDA
AS35275 Seris Konsalnet Holding S.A. 🇵🇱 PL 0 1 42 CAIDA
AS39547 Carrywater Group S.A. 🇵🇱 PL 0 1 42 CAIDA
AS41907 ADAMED-PHARMA-SA 🇵🇱 PL 0 1 42 CAIDA
AS41945 AITON CALDWELL S.A. 🇵🇱 PL 0 1 42 CAIDA
AS47633 Synthos S.A 🇵🇱 PL 0 1 42 CAIDA
AS197813 Andra Sp. z o.o. 🇵🇱 PL 0 1 42 CAIDA
AS198591 CLUDO Sp. z o.o 🇵🇱 PL 0 2 42 CAIDA
AS201036 Systemy Dawid Kretkowski 🇵🇱 PL 0 2 42 CAIDA
AS201253 PKP Intercity S.A. 🇵🇱 PL 0 1 42 CAIDA
AS203562 JBG-2 Spolka z o.o. 🇵🇱 PL 0 1 42 CAIDA
AS211354 Panstwowe Gospodarstwo Wodne Wody Polskie 🇵🇱 PL 0 1 42 CAIDA
AS211788 ROHLIG SUUS Logistics S.A. 🇵🇱 PL 0 1 42 CAIDA
AS213131 PL-NOLIMIT 🇵🇱 PL 0 1 42 CAIDA
AS214363 ID LOGISTICS POLSKA S.A. 🇵🇱 PL 0 1 42 CAIDA
AS49258 Domena.pl sp. z o.o. 🇵🇱 PL 0 1 41 CAIDA
AS44440 Real Estate Solutions Sp. z o.o. 🇵🇱 PL 0 2 41 CAIDA
AS43962 INTEN Sp. z o. o. 🇵🇱 PL 0 2 40 CAIDA
AS42644 VIRTUAL TELECOM SP. Z O.O. 🇵🇱 PL 0 1 39 CAIDA
AS208424 GlobalLogic Poland Sp. z o.o. 🇵🇱 PL 0 1 39 CAIDA
AS210272 GlobalLogic Poland Sp. z o.o. 🇵🇱 PL 0 1 39 CAIDA
AS200974 JSW IT SYSTEMS sp. z o.o. 🇵🇱 PL 0 1 38 CAIDA
AS198484 Rhapsody CE Sp. z o.o. 🇵🇱 PL 0 1 37 CAIDA
AS41178 Kyndryl Polska Business Services sp. z o.o. 🇵🇱 PL 0 1 37 CAIDA
AS211746 ETOS S. A. 🇵🇱 PL 0 1 36 CAIDA
AS197396 Metalzbyt Sp. z o.o 🇵🇱 PL 0 1 36 CAIDA
AS215380 Mateusz P. Bzowski trading as "BZOMEX J. BZOWSKI SPOLKA KOMANDYTOWA" 🇵🇱 PL 0 1 35 CAIDA
AS43705 DomData RE Sp. z o.o. 🇵🇱 PL 0 1 35 CAIDA
AS59819 Jehovas Zeugen in Deutschland, K.d.O.R. 🇩🇪 DE 0 0 35 inferred
AS204890 Pegasystems Inc. 🇺🇸 US 0 4 35 CAIDA
AS197630 PHU CAN GALUSZKA DARIUSZ 🇵🇱 PL 0 1 35 CAIDA
AS208423 GlobalLogic Poland Sp. z o.o. 🇵🇱 PL 0 1 35 CAIDA
AS16291 Grudnik Sp. z o.o. 🇵🇱 PL 0 1 34 CAIDA
AS31181 Ubezpieczeniowy Fundusz Gwarancyjny 🇵🇱 PL 0 1 32 CAIDA
AS197599 "Archidoc S.A" 🇵🇱 PL 0 1 32 CAIDA
AS44501 ITSOFT sp. z o. o. sp. k. 🇵🇱 PL 0 1 32 CAIDA
AS200115 CERI International Sp. z o.o. 🇵🇱 PL 0 1 32 CAIDA
AS35720 Media4U Sp. z o.o. 🇵🇱 PL 0 2 32 CAIDA
AS198115 Crowe Advartis Accounting sp. z o.o. 🇵🇱 PL 0 2 31 CAIDA
AS202541 ITI NEOVISION SPOLKA AKCYJNA 🇵🇱 PL 0 1 31 CAIDA
AS42445 Iron Mountain Polska sp. z o.o. 🇵🇱 PL 0 2 31 CAIDA
AS49197 Medicover Sp. z o.o. 🇵🇱 PL 0 1 31 CAIDA
AS200822 Pekao Towarzystwo Funduszy Inwestycyjnych S.A. 🇵🇱 PL 0 1 31 CAIDA
AS200504 Softax sp.j. 🇵🇱 PL 0 2 31 CAIDA
AS42118 ALLIANZ sp.z o.o. 🇵🇱 PL 0 1 31 CAIDA
AS49141 Intrum Sp. z o.o. 🇵🇱 PL 0 1 31 CAIDA
AS197600 MEDIA-PRESS.TV S.A. 🇵🇱 PL 0 2 29 CAIDA
AS205738 Marmite Sp. z o.o. 🇵🇱 PL 0 1 28 CAIDA
AS198509 NVVI Internet Marketing 🇵🇱 PL 0 1 28 CAIDA
AS213824 Stadion Miejski Katowice Sp. Z o.o. 🇵🇱 PL 0 1 27 CAIDA
AS28785 Asseco Cloud Sp. z o. o. 🇵🇱 PL 0 15 27 CAIDA
AS25523 Polskie Radio SA w Likwidacji 🇵🇱 PL 0 1 27 CAIDA
AS56470 Diagnostyka Consilio Sp.zoo 🇵🇱 PL 0 1 27 CAIDA
AS47401 AmRest Sp. z o.o. 🇵🇱 PL 0 1 27 CAIDA
AS9016 Krakowski Bank Spoldzielczy 🇵🇱 PL 0 1 27 CAIDA
AS198199 VSOFT S.A. 🇵🇱 PL 0 1 27 CAIDA
AS210065 CONTACT CENTER sp z.o.o. 🇵🇱 PL 0 1 27 CAIDA
AS199709 Valeant sp. z o.o. sp. j. 🇵🇱 PL 0 1 27 CAIDA
AS34431 OPTEAM S. A. 🇵🇱 PL 0 1 27 CAIDA
AS201737 Orlen S.A. 🇵🇱 PL 0 1 27 CAIDA
AS206937 Inter-Team sp. z o.o. 🇵🇱 PL 0 1 27 CAIDA
AS38991 Pekao Financial Services Sp. z o o 🇵🇱 PL 0 1 26 CAIDA
AS207325 Auto Partner S.A. 🇵🇱 PL 0 1 26 CAIDA
AS218745 CODEWAVE sp. z o.o. 🇵🇱 PL 0 1 25 inferred
AS202450 PADMA Spolka z ograniczona odpowiedzialnoscia spolka komandytowa 🇵🇱 PL 0 1 24 CAIDA
AS61338 EDC EXPERT DIRECT COMMUNICATION sp. z o.o. 🇵🇱 PL 0 1 23 CAIDA
AS197503 Sptelek Sp. z o.o. 🇵🇱 PL 0 8 23 CAIDA
AS198811 TERG S.A. 🇵🇱 PL 0 1 22 CAIDA
AS51879 CCIG Group sp. z o.o 🇵🇱 PL 0 1 22 CAIDA
AS210831 Tramwaje Warszawskie sp. z o.o. 🇵🇱 PL 0 1 22 CAIDA
AS2590 Data Techno Park Sp. z o. o. 🇵🇱 PL 0 7 21 CAIDA
AS24740 NTT DATA Business Solutions sp. z o.o. 🇵🇱 PL 0 7 21 CAIDA
AS200244 Centralny Osrodek Informatyki 🇵🇱 PL 0 1 21 CAIDA
AS51717 MUCHA Pawel Mucha, Marcin Mucha SC 🇵🇱 PL 0 3 21 CAIDA
AS49611 Bank Pocztowy Spolka Akcyjna 🇵🇱 PL 0 1 21 CAIDA
AS50493 DCT Gdansk SA 🇵🇱 PL 0 1 20 CAIDA
AS57593 Polska Spolka Gazownictwa SP. Z O.O. 🇵🇱 PL 0 1 20 CAIDA
AS34330 Polska Spolka Gazownictwa Sp. z o.o. 🇵🇱 PL 0 1 20 CAIDA
AS15728 Radio Muzyka Fakty Sp. z o.o. 🇵🇱 PL 0 1 18 CAIDA
AS203661 NETNITE SP. Z O.O. 🇵🇱 PL 0 1 18 CAIDA
AS39800 TARGA TELEMATICS POLSKA Sp. z o.o. 🇵🇱 PL 0 1 17 CAIDA
AS44370 9bits Sp. z o.o. 🇵🇱 PL 0 1 17 CAIDA
AS47281 Cedc International z.o.o. 🇵🇱 PL 0 2 16 CAIDA
AS213144 Chemical Alliance Polska sp. z o.o. 🇵🇱 PL 0 2 16 CAIDA
AS204009 KRUK S.A. 🇵🇱 PL 0 2 15 CAIDA
AS200316 DMT Software House Sp. z o.o. 🇵🇱 PL 0 2 14 CAIDA
AS198289 KPMG sp. z o.o. 🇵🇱 PL 0 1 14 CAIDA
AS41464 PKP Informatyka Sp. z o.o. 🇵🇱 PL 0 2 14 CAIDA
AS34845 Billbird S.A. 🇵🇱 PL 0 2 14 CAIDA
AS200089 Stowarzyszenie e-Poludnie 🇵🇱 PL 0 1 14 CAIDA
AS42194 Makolab S.A. 🇵🇱 PL 0 2 14 CAIDA
AS206770 Lacki Bank Spoldzielczy 🇵🇱 PL 0 1 13 CAIDA
AS41647 Operator Gazociagow Przesylowych GAZ-SYSTEM S.A. 🇵🇱 PL 0 1 13 CAIDA
AS6873 Librum Sp. z o.o. 🇵🇱 PL 0 3 12 CAIDA
AS20938 Stowarzyszenie Telewizji Kablowej 'Ret-Sat 1' 🇵🇱 PL 0 3 12 CAIDA
AS60279 Gmina Miasta Elk 🇵🇱 PL 0 1 11 CAIDA
AS211046 Airbus Poland S.A. 🇵🇱 PL 0 1 11 CAIDA
AS208384 EnterAir sp. z o.o. 🇵🇱 PL 0 1 11 CAIDA
AS57488 Avena Technologie Beata Szulc 🇵🇱 PL 0 2 11 CAIDA
AS203920 MM Brown Polska Sp. z o.o. 🇵🇱 PL 0 1 11 CAIDA
AS204559 PROMONOTES Sp. z o.o. 🇵🇱 PL 0 1 11 CAIDA
AS19197 Stefanini, Inc. 🇺🇸 US 0 17 11 CAIDA
AS196899 INTEGER.pl S.A. 🇵🇱 PL 0 1 11 CAIDA
AS14328 R.R. Donnelley and Sons, Co. 🇺🇸 US 0 24 10 CAIDA
AS48690 General Logistics Systems Poland Sp. z o.o. 🇵🇱 PL 0 2 8 CAIDA
AS49370 Orlen S.A. 🇵🇱 PL 0 2 8 CAIDA
AS198232 ZAKLAD TELEWIZJI KABLOWEJ "TELE-KAB" MARIANNA GRYGA, HENRYK SMYREK S.C. 🇵🇱 PL 0 5 8 CAIDA
AS204836 Chroma Sp. z o.o. 🇵🇱 PL 0 1 7 CAIDA
AS206563 Hicron Sp. z o.o. 🇵🇱 PL 0 1 7 CAIDA
AS31045 VTS Sp. z o.o. 🇵🇱 PL 0 1 7 CAIDA
AS203556 IDEMIA POLAND Sp. z o.o. 🇵🇱 PL 0 2 7 CAIDA
AS201581 ENERGA INFORMATYKA I TECHNOLOGIE SP. Z O.O. 🇵🇱 PL 0 1 7 CAIDA
AS34424 ORLEN S.A. 🇵🇱 PL 0 1 7 CAIDA
AS200272 x-kom sp. z o.o. 🇵🇱 PL 0 2 7 CAIDA
AS199538 Boryszew S.A. 🇵🇱 PL 0 1 7 CAIDA
AS208984 GlobalLogic Poland Sp. z o.o. 🇵🇱 PL 0 1 7 CAIDA
AS197801 Sii sp. Z o.o. 🇵🇱 PL 0 1 7 CAIDA
AS197410 Jeronimo Martins Dystrybucja S.A 🇵🇱 PL 0 1 7 CAIDA
AS197093 Strauss Cafe Poland Sp. z o.o. 🇵🇱 PL 0 1 7 CAIDA
AS196666 Mostva Sp. z o.o. 🇵🇱 PL 0 1 7 CAIDA
AS42107 Betacom S.A. 🇵🇱 PL 0 1 7 CAIDA
AS52123 Synevo Sp. z o.o. 🇵🇱 PL 0 1 7 CAIDA
AS43117 ITI NEOVISION SP. Z O.O. 🇵🇱 PL 0 1 7 CAIDA
AS48516 VB LEASING S.A. 🇵🇱 PL 0 1 7 CAIDA
AS204098 Animex Foods Sp. z o.o. 🇵🇱 PL 0 1 7 CAIDA
AS197201 Spoldzielnia Mieszkaniowa Lokatorsko-Wlasnosciowa SLOWIANIN 🇵🇱 PL 0 1 6 CAIDA
AS42246 PGE Gornictwo i Energetyka Konwencjonalna S.A. 🇵🇱 PL 0 2 5 CAIDA
AS48565 Poczta Polska Spolka Akcyjna 🇵🇱 PL 0 1 5 CAIDA
AS47476 Moto-Profil sp. z o.o. 🇵🇱 PL 0 1 4 CAIDA
AS31540 Aquanet S.A. 🇵🇱 PL 0 1 4 CAIDA
AS131244 Invisalign Singapore Pte. Ltd. 🇸🇬 SG 0 2 4 CAIDA
AS16274 ING Bank Slaski S.A. 🇵🇱 PL 0 2 4 CAIDA
AS35060 Paytel S.A. 🇵🇱 PL 0 1 2 CAIDA
AS12222 Akamai Technologies, Inc. 🇺🇸 US 0 31 2 CAIDA
AS47888 Generali Finance Sp.z.o.o. 🇵🇱 PL 0 1 2 CAIDA
AS31310 Siemens Industry Software Sp. z o.o. 🇵🇱 PL 0 1 2 CAIDA
AS12966 Polskie Linie Lotnicze "LOT" S.A. 🇵🇱 PL 0 1 2 CAIDA
AS33996 Pekao Leasing Sp z o.o.. 🇵🇱 PL 0 1 2 CAIDA
AS41468 INFOR IT SP. z o.o. 🇵🇱 PL 0 1 2 CAIDA
AS49989 Ceramika Paradyz Sp. z o.o. 🇵🇱 PL 0 1 2 CAIDA
AS204392 Koleje Dolnoslaskie S.A. 🇵🇱 PL 0 1 1 CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.