AS41981 FCIO Flying Circus Internet Operations GmbH

FCIO Flying Circus Internet Operations GmbH · registered in Germany

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in Germany#1,219largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#35,268of 79,396 networks with IPv4

IPv61,024 x /483 prefixes

CountryGermany2,599 ASNs registered there

Open AS41981 in ASN lookup Look up an IP in this network (185.105.252.1) All networks in Germany

IPv4 prefixes

All 1 prefix, in address order.

185.105.252.0/22

IPv6 prefixes

All 3 prefixes.

2a06:3a80::/40
2a06:3a80:200::/39
2a06:3a80:400::/40

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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