Autonomous System
AS20552 — HORYZONT - Horyzont Technologie Internetowe sp.z.o.o.(PL)
Last fetched
AS20552 is an Autonomous System operated by HORYZONT - Horyzont Technologie Internetowe sp.z.o.o. and registered in PL. As of Tue, 04 Aug 2026 17:02:42 GMT, it announces 27 routed IP prefixes and peers with 25 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS20552 announces 27 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 91.198.28.0/24
- 91.199.97.0/24
- 91.216.30.0/24
- 93.105.72.0/24
- 93.105.73.0/24
- 93.105.74.0/24
- 164.40.240.0/24
- 164.40.241.0/24
- 164.40.242.0/24
- 164.40.243.0/24
- 164.40.240.0/21
- 164.40.244.0/24
- 164.40.245.0/24
- 164.40.246.0/24
- 164.40.247.0/24
- 178.235.240.0/24
- 178.235.241.0/24
- 185.24.200.0/22
- 185.52.169.0/24
- 185.52.168.0/22
- 185.52.170.0/24
- 185.52.171.0/24
- 185.119.13.0/24
- 185.119.12.0/22
- 217.168.129.0/24
Peering ecosystem
25 distinct peers via BGP. The first 25 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS1299 | TWELVE99 - Arelion Sweden AB | SE |
| AS196887 | UMWW - URZAD MARSZALKOWSKI WOJEWODZTWA WIELKOPOLSKIEGO | PL |
| AS197227 | PSM_Winogrady - Poznanska Spoldzielnia Mieszkaniowa "Winogrady" w Poznaniu | PL |
| AS198865 | PRESS-SERVICE-AS - PRESS-SERVICE Monitoring Mediow sp. z o.o. | PL |
| AS200369 | PL-TG-POZ - Transgourmet Polska Sp. z o.o. | PL |
| AS201169 | A41DC-AS - All for One Poland Sp. z o.o. | PL |
| AS203920 | MMBROWNPL-AS - MM Brown Polska Sp. z o.o. | PL |
| AS204447 | TRECOM-POZNAN - TRECOM Poznan Sp. z o.o. | PL |
| AS204559 | PROMONOTES - PROMONOTES Sp. z o.o. | PL |
| AS206523 | PUT - Poznan University of Technology | PL |
| AS207033 | DTnet - DTnet Adam Tarkowski Aneta Wyrwas s.c. | PL |
| AS209066 | Kalasoft - Kalasoft Sp. z o.o. | PL |
| AS209892 | PL-LEXELL-AS - LEXELL MICHAL SZYDLOWSKI | PL |
| AS210019 | KOLEJE-WLKP-AS - KOLEJE WIELKOPOLSKIE SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA | PL |
| AS29314 | VECTRANET-AS - VECTRA S.A. | PL |
| AS29501 | NFZ-POZ - Narodowy Fundusz Zdrowia | PL |
| AS41618 | KTR-AS - Komputronik S.A. | PL |
| AS42986 | PL-IZACOM-AS - IZACOM Sp. z o.o. | PL |
| AS43914 | ECCO-AS - ECCO HOLIDAY SP. Z O.O. | PL |
| AS44033 | Komster-AS - Komster Sp. z o.o. | PL |
| AS57643 | AIRCITY-NET - AirCity Krzysztof Janukowicz | PL |
| AS61311 | PROFIGROUP-AS - ProfiGroup Lukasz Grzelak | PL |
| AS62050 | PL-AMICA - AMICA SA | PL |
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
| AS9002 | RETN-AS - RETN Limited | GB |
Blast radius
Count of dependent hostnames if AS20552 disappeared from the routing table.
14,043 hostnames depend on this network.Exact count across all 26 announced prefixes. Snapshot Mon, 29 Jun 2026 04:00:17 GMT.
MOAS / hijack watch
Prefixes routed by AS20552 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.
No active MOAS conflicts. Every prefix announced by AS20552 is unique to AS20552 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS20552.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS20552"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.