AS203993 GNA-DC1-AS S.J.M. Steffann

GNA-DC1-AS S.J.M. Steffann · registered in the Netherlands

IPv4 addresses1,2803 prefixes · <0.001% of announced IPv4

Rank in Netherlands#426largest network in NL by IPv4 space, of 1,026 · <0.01% of NL

Rank worldwide#27,638of 79,396 networks with IPv4

IPv61 x /32 (65,539 x /48)3 prefixes

CountryNetherlands1,098 ASNs registered there

Open AS203993 in ASN lookup Look up an IP in this network (67.221.252.1) All networks in Netherlands

IPv4 prefixes

All 3 prefixes, in address order.

67.221.252.0/23
67.221.255.0/24
185.54.92.0/23

IPv6 prefixes

All 3 prefixes.

2607:fae0:f001::/48
2607:fae0:f00c::/47
2a00:8642::/32

Similar-sized networks in Netherlands

ASNNameIPv4 addresses

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AS48921#425 VEROTEL-AS Yoursafe Holding B.V.1,280

AS201191#427 COBYTES Cobytes B.V.1,280

AS16278#428 WORLDSTREAM-LABS WorldStream B.V.1,280

AS34233#429 SUPERIOR-AS Superior 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