AS208153#685 NCSC-NL Nationaal Cyber Security Centrum (NCSC-NL)512
AS48283#686 SIDN-ANYCAST Stichting Internet Domeinregistratie Nederland512
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