| 1 | AS1299 | Arelion (Twelve99) | Upstream | 193 | |
| 2 | AS33891 | Core-Backbone | Upstream | 105 | |
| 3 | AS57608 | DGNET | | 30 | |
| 4 | AS3320 | Deutsche Telekom | Upstream | 26 | |
| 5 | AS30851 | Sileman Sp. z o.o. | Downstream | 19 | |
| 6 | AS50599 | DATASPACE-PL | Downstream | 18 | |
| 7 | AS61154 | IntegraDesign | Downstream | 16 | |
| 8 | AS42763 | Czajen | Downstream | 16 | |
| 9 | AS52142 | Polcom Sp. z o.o. | Downstream | 9 | |
| 10 | AS48464 | Futuro Exito | Downstream | 9 | |
| 11 | AS197064 | XTRA | Downstream | 5 | |
| 12 | AS60448 | Damian Giecko "COVERNET" | Downstream | 5 | |
| 13 | AS34254 | HOR.NET Polska Sp.z o.o. | Downstream | 5 | |
| 14 | AS211047 | SIECISWIATLOWODOWE-AS | Downstream | 4 | |
| 15 | AS207593 | ZODIAK | Downstream | 4 | |
| 16 | AS203845 | Tide Software Sp. z o.o. | Downstream | 4 | |
| 17 | AS203685 | SGK-AS | Downstream | 4 | |
| 18 | AS51323 | Polska Wytwornia Papierow Wartosciowych S.A. | Downstream | 4 | |
| 19 | AS2590 | Data Techno Park | Downstream | 4 | |
| 20 | AS207413 | CONTACT.PL SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA | Downstream | 3 | |
| 21 | AS206559 | PPHU Pokal | Downstream | 3 | |
| 22 | AS15391 | SYSCLAY | Downstream | 3 | |
| 23 | AS211985 | Nowa_Era_AS | Downstream | 2 | |
| 24 | AS206594 | PLANIKA | Downstream | 2 | |
| 25 | AS205462 | pl-tvservices | Downstream | 2 | |
| 26 | AS201328 | Telewizja Kablowa Kolobrzeg, Agencja Uslugowo - Reklamowa sp. z o.o. | Downstream | 2 | |
| 27 | AS201036 | T-Mobile Polska S.A. | Downstream | 2 | |
| 28 | AS199410 | TMF Poland TruNet Maciej Filipowicz | Downstream | 2 | |
| 29 | AS198992 | Opera Software International AS Sp. z o.o. Oddzial w Polsce | Downstream | 2 | |
| 30 | AS197472 | UNIQA Towarzystwo Ubezpieczen S.A. | Downstream | 2 | |
| 31 | AS60425 | Capgemini Polska Sp. z o.o. | Downstream | 2 | |
| 32 | AS59958 | Przedsiebiorstwo Handlowo - Uslugowe MMJ Marcin Janos | Downstream | 2 | |
| 33 | AS48981 | Netadmin Support | | 2 | |
| 34 | AS48523 | ArcelorMittal Poland S.A. | Downstream | 2 | |
| 35 | AS43962 | AirBit GmbH | Downstream | 2 | |
| 36 | AS43638 | Infover Spolka Akcyjna | Downstream | 2 | |
| 37 | AS33895 | "T-Systems Polska Sp. z o.o." | Downstream | 2 | |
| 38 | AS29245 | REYU.COM Rafal Reinert | Downstream | 2 | |
| 39 | AS21328 | National Bank of Poland | Downstream | 2 | |
| 40 | AS12824 | home.pl S.A. | Downstream | 2 | |
| 41 | AS218745 | CODEWAVE sp. z o.o. | Downstream | 1 | |
| 42 | AS215380 | bzomex J. Bzowski Spolka Komandytowa | Downstream | 1 | |
| 43 | AS214363 | Id Logistics Polska S.A. | Downstream | 1 | |
| 44 | AS213131 | NOLIMIT-AS | Downstream | 1 | |
| 45 | AS211788 | ROHLIG SUUS Logistics S.A. | Downstream | 1 | |
| 46 | AS211746 | ETOS S. A. | Downstream | 1 | |
| 47 | AS211354 | Panstwowe Gospodarstwo Wodne Wody Polskie | Downstream | 1 | |
| 48 | AS210831 | TramwajeWarszawskie | Downstream | 1 | |
| 49 | AS210272 | GLOBALLOGIC-PL-KRK-AS | Downstream | 1 | |
| 50 | AS208424 | GLOBALLOGIC-PL-OSZ-AS | Downstream | 1 | |
| 51 | AS208423 | GLOBALLOGIC-PL-SZZ-AS | Downstream | 1 | |
| 52 | AS206957 | KARIO-SAT | Downstream | 1 | |
| 53 | AS206319 | Fibre | Downstream | 1 | |
| 54 | AS204890 | Pegasystems | Downstream | 1 | |
| 55 | AS203689 | METLIFE_SERVICES-ASN | Downstream | 1 | |
| 56 | AS203688 | INELO Polska spolka z ograniczona odpowiedzialnoscia | Downstream | 1 | |
| 57 | AS203661 | Pronect Technology Ltd | Downstream | 1 | |
| 58 | AS203562 | JBG-2 Spolka z o.o. | Downstream | 1 | |
| 59 | AS202541 | ITI NEOVISION SPOLKA AKCYJNA | Downstream | 1 | |
| 60 | AS202450 | PADMA Spolka z ograniczona odpowiedzialnoscia spolka komandytowa | Downstream | 1 | |
| 61 | AS201253 | PKP_Intercity | Downstream | 1 | |
| 62 | AS200999 | Marcin Bialecki trading as DRONEK.PL | Downstream | 1 | |
| 63 | AS200974 | JSW IT SYSTEMS sp. z o.o. | Downstream | 1 | |
| 64 | AS200822 | Pekao Towarzystwo Funduszy Inwestycyjnych S.A. | Downstream | 1 | |
| 65 | AS200244 | Centralny Osrodek Informatyki | Downstream | 1 | |
| 66 | AS200115 | CERI International Sp. z o.o. | Downstream | 1 | |
| 67 | AS199709 | Valeant-PL-AS | Downstream | 1 | |
| 68 | AS198811 | TERG sp. z o. o. | Downstream | 1 | |
| 69 | AS198696 | EURO-NET Sp. z o.o. | Downstream | 1 | |
| 70 | AS198591 | Cludo Sp. z o.o. | Downstream | 1 | |
| 71 | AS198484 | Golan Telecom Ltd. | Downstream | 1 | |
| 72 | AS198289 | KPMG sp. z o.o. | Downstream | 1 | |
| 73 | AS198199 | VSOFT S.A. | Downstream | 1 | |
| 74 | AS197918 | Mexem sp. z o.o. | Downstream | 1 | |
| 75 | AS197813 | Andra Sp. z o.o. | Downstream | 1 | |
| 76 | AS197630 | PHU CAN GALUSZKA DARIUSZ | Downstream | 1 | |
| 77 | AS197599 | "Archidoc S.A" | Downstream | 1 | |
| 78 | AS197503 | Sptelek Sp. z o.o. | Downstream | 1 | |
| 79 | AS197396 | Metalzbyt Sp. z o.o | Downstream | 1 | |
| 80 | AS61983 | Instytut Meteorologii i Gospodarki Wodnej - Panstwowy Instytut Badawczy | | 1 | |
| 81 | AS61338 | EDC_EXPERT_DIRECT_COMMUNICATION | Downstream | 1 | |
| 82 | AS59819 | Jehovas Zeugen in Deutschland, K.d.O.R. | | 1 | |
| 83 | AS57701 | Myszkowska Telewizja Kablowa Sp. z o.o. | Downstream | 1 | |
| 84 | AS57593 | Polska Spolka Gazownictwa SP. Z O.O. | Downstream | 1 | |
| 85 | AS56470 | Diagnostyka Consilio Sp.zoo | Downstream | 1 | |
| 86 | AS51879 | Call Center Inter Galactica Sp. z o.o. | Downstream | 1 | |
| 87 | AS50493 | DCT Gdansk SA | Downstream | 1 | |
| 88 | AS49611 | Bank Pocztowy Spolka Akcyjna | Downstream | 1 | |
| 89 | AS49258 | Agnat Sp. z o.o. | Downstream | 1 | |
| 90 | AS49197 | Medicover Sp. z o.o. | Downstream | 1 | |
| 91 | AS49141 | Casus Finanse sp. z o.o. | Downstream | 1 | |
| 92 | AS47633 | Synthos S.A | Downstream | 1 | |
| 93 | AS47128 | TELEGO Sp. z o.o. | Downstream | 1 | |
| 94 | AS44501 | ITSOFT sp. z o. o. sp. k. | Downstream | 1 | |
| 95 | AS44440 | ADGAR POLAND SP. ZO.O. | Downstream | 1 | |
| 96 | AS43705 | DomData RE Sp. z o.o. | Downstream | 1 | |
| 97 | AS42644 | VIRTUAL TELECOM SP. Z O.O. | Downstream | 1 | |
| 98 | AS42445 | Iron Mountain Polska sp. z o.o. | Downstream | 1 | |
| 99 | AS42246 | PGE Gornictwo i Energetyka Konwencjonalna S.A. | Downstream | 1 | |
| 100 | AS42118 | Aviva sp.z o.o. | Downstream | 1 | |
| 101 | AS41945 | AITON CALDWELL S.A. | Downstream | 1 | |
| 102 | AS41907 | ADAMED-PHARMA-SA | Downstream | 1 | |
| 103 | AS41178 | IBM Polska sp. z o.o. | Downstream | 1 | |
| 104 | AS39547 | Carrywater Group S.A. | Downstream | 1 | |
| 105 | AS35720 | Media4U Sp. z o.o. | Downstream | 1 | |
| 106 | AS35275 | SERIS KONSALNET HOLDING SA | Downstream | 1 | |
| 107 | AS33826 | Orbis S.A. | Downstream | 1 | |
| 108 | AS31181 | Ubezpieczeniowy Fundusz Gwarancyjny | Downstream | 1 | |
| 109 | AS25552 | Getin Noble Bank Spolka Akcyjna | Downstream | 1 | |
| 110 | AS24756 | Credit Agricole Bank Polska S.A. | Downstream | 1 | |
| 111 | AS16291 | Grudnik Sp. z o.o. | Downstream | 1 | |
| 112 | AS9016 | Krakowski Bank Spoldzielczy | Downstream | 1 | |
| 113 | AS8938 | T-Mobile Polska S.A. | | 1 | |