Downstream networks
AS20552 HORYZONT
Hosting RIPE
Transit
Downstream networks
Networks for which AS20552 was observed as the last hop before the origin, meaning it appears to provide them transit.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS206523 | Poznan University of Technology | Unclassified | IPv4 | 508 |
| AS197227 | Poznanska Spoldzielnia Mieszkaniowa "Winogrady" w Poznaniu | Unclassified | IPv4 | 321 |
| AS57643 | AirCity Krzysztof Janukowicz | Unclassified | IPv4 | 294 |
| AS209892 | LEXELL MICHAL SZYDLOWSKI | Unclassified | IPv4 | 142 |
| AS42986 | IZACOM Sp. z o.o. | Unclassified | IPv4 | 98 |
| AS41618 | Komputronik S.A. | Unclassified | IPv4 IPv6 | 89 |
| AS61311 | ProfiGroup Lukasz Grzelak | Unclassified | IPv4 | 59 |
| AS198865 | PRESS-SERVICE Monitoring Mediow sp. z o.o. | Unclassified | IPv4 | 59 |
| AS204447 | TRECOM Poznan Sp. z o.o. | Unclassified | IPv4 | 59 |
| AS43914 | ECCO HOLIDAY SP. Z O.O. | Unclassified | IPv4 | 58 |
| AS207033 | DTnet Adam Tarkowski Aneta Wyrwas s.c. | Unclassified | IPv4 | 57 |
| AS196887 | URZAD MARSZALKOWSKI WOJEWODZTWA WIELKOPOLSKIEGO | Unclassified | IPv4 | 49 |
| AS210019 | KOLEJE WIELKOPOLSKIE SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA | Unclassified | IPv4 | 47 |
| AS62050 | AMICA SA | Unclassified | IPv4 | 45 |
| AS204559 | PROMONOTES Sp. z o.o. | Unclassified | IPv4 | 45 |
| AS203920 | MM Brown Polska Sp. z o.o. | Unclassified | IPv4 | 44 |
| AS44033 | Komster Sp. z o.o. | Unclassified | IPv4 IPv6 | 42 |
| AS57665 | Horyzont Technologie Internetowe sp.z.o.o. | Unclassified | IPv4 | 39 |
| AS29620 | Wojciech Sterna | Unclassified | IPv4 | 33 |
| AS44262 | Bergerat Monnoyeur Sp. z o.o. | Unclassified | IPv4 | 33 |
| AS29501 | Narodowy Fundusz Zdrowia | Unclassified | IPv4 | 19 |
| AS197645 | GCI Sp. z o.o. | Unclassified | IPv4 | 14 |
| AS209066 | Kalasoft Sp. z o.o. | Unclassified | IPv4 | 14 |
| AS60158 | FUNDACJA UNIWERSYTETU IM. ADAMA MICKIEWICZA W POZNANIU | Unclassified | IPv4 | 13 |
| AS200369 | Transgourmet Polska Sp. z o.o. | Unclassified | IPv4 | 7 |
| AS48690 | General Logistics Systems Poland Sp. z o.o. | Unclassified | IPv4 | 6 |
| AS201169 | All for One Poland Sp. z o.o. | Unclassified | IPv4 | 5 |
| AS25154 | Currency One S.A. | Hosting | IPv4 | 2 |
| AS204766 | NETeter Sp. z o.o. | Unclassified | IPv4 | 2 |
Derived from routing tables collected at 2026-10-15 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.09M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.