AS35174#174 NFB-AS Network For Business Sp z o.o.7,424
AS57121#175 IT-SYSTEMATIC-GROUP Piotr Bukowczyk trading as IT Systematic Group7,424
AS8819#176 PL-METROINTERNET Metro Internet Sp. z o.o.7,168
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