AS31511 B-RAIL-BE-AS Infrabel NV

B-RAIL-BE-AS Infrabel NV · registered in Belgium

IPv4 addresses2,0483 prefixes · <0.001% of announced IPv4

Rank in Belgium#79largest network in BE by IPv4 space, of 273 · 0.02% of BE

Rank worldwide#21,421of 79,396 networks with IPv4

IPv64 x /32 (262,144 x /48)1 prefixes

CountryBelgium294 ASNs registered there

Open AS31511 in ASN lookup Look up an IP in this network (185.30.252.1) All networks in Belgium

IPv4 prefixes

All 3 prefixes, in address order.

185.30.252.0/22
195.62.68.0/23
195.177.246.0/23

IPv6 prefixes

All 1 prefix.

2a04:4720::/30

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AS21373#82 NBB-AS Banque Nationale de Belgique2,048

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