AS198709#400 INFOSERWIS-NETWORK Jacek Jarosz trading as Info Serwis3,072
AS199390#402 ALFAKS Michal Swierk trading as ALFA-KOMPUTER SYSTEM3,072
AS200125#403 INTERTOR01 BOZENA WOJTCZAK trading as INTERTOR.NET3,072
AS203222#404 jarosz-as Adam Jarosz trading as Zaklad Elektroniczny P.A. Jarosz s.c.3,072
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