AS201808 BLUE-INFRA KOESIO Networks SAS

BLUE-INFRA KOESIO Networks SAS · registered in France

IPv4 addresses1,7923 prefixes · <0.001% of announced IPv4

Rank in France#440largest network in FR by IPv4 space, of 1,375 · <0.01% of FR

Rank worldwide#24,586of 79,396 networks with IPv4

IPv610 x /32 (655,360 x /48)3 prefixes

CountryFrance1,474 ASNs registered there

Open AS201808 in ASN lookup Look up an IP in this network (185.50.128.1) All networks in France

IPv4 prefixes

All 3 prefixes, in address order.

185.50.128.0/22
185.240.156.0/24
185.240.158.0/23

IPv6 prefixes

All 3 prefixes.

2a01:a5e0::/32
2a0a:da80::/29
2a0c:8c80::/32

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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