AS206218 AT4-AS Anne-Jan Zwart

AT4-AS Anne-Jan Zwart · registered in the Netherlands

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Netherlands#877largest network in NL by IPv4 space, of 1,026 · <0.01% of NL

Rank worldwide#62,190of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryNetherlands1,098 ASNs registered there

Open AS206218 in ASN lookup Look up an IP in this network (74.209.165.1) All networks in Netherlands

IPv4 prefixes

All 1 prefix, in address order.

74.209.165.0/24

IPv6 prefixes

All 1 prefix.

2001:678:bc4::/48

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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