AS1888#445 CWI-NL Stichting Centrum voor Wiskunde en Informatica1,280
AS21162#446 ISM-HOSTING Valantic Digital Experience Solutions (DXS) B.V.1,280
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