AS201125#1864 IFPS Instytut Fizjologii i Patologii Sluchu256
AS201143#1865 PL-NETcom-AS P.H.NETcom Grzegorz Czerwinski256
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