AS15541 CETI-AS Marcin Bochenek trading as CETI s.c.

CETI-AS Marcin Bochenek trading as CETI s.c. · registered in Poland

IPv4 addresses4,60812 prefixes · <0.001% of announced IPv4

Rank in Poland#265largest network in PL by IPv4 space, of 2,091 · 0.02% of PL

Rank worldwide#14,333of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryPoland2,145 ASNs registered there

Open AS15541 in ASN lookup Look up an IP in this network (62.121.128.1) All networks in Poland

IPv4 prefixes

All 12 prefixes, in address order.

62.121.128.0/22
62.121.132.0/23
62.121.135.0/24
62.121.136.0/24
62.121.138.0/24
62.121.141.0/24
62.121.142.0/23
62.121.144.0/23
62.121.146.0/24
62.121.148.0/24
62.121.150.0/24
62.121.152.0/24

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AS15373#263 CZESTMAN-AS Politechnika Czestochowska4,608

AS50840#264 AS-HITME Marek Bajerski trading as HITME.PL4,608

AS34169#266 MEDIA-COM-TYCHY Media-Com Sp. z o.o.4,608

AS35760#267 PROXNET-AS Grzegorz Miaz trading as PROXNET SP.J.4,608

AS47252#268 LUKSUS-AS Grzegorz Wloch trading as LUKSUS4,608

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources