AS8640 ZFS-GROUP Zurich Insurance Company AG

ZFS-GROUP Zurich Insurance Company AG · registered in Switzerland

IPv4 addresses73,7282 prefixes · 0.002% of announced IPv4

Rank in Switzerland#27largest network in CH by IPv4 space, of 741 · 0.50% of CH

Rank worldwide#2,343of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySwitzerland783 ASNs registered there

Open AS8640 in ASN lookup Look up an IP in this network (171.27.0.1) All networks in Switzerland

IPv4 prefixes

All 2 prefixes, in address order.

171.27.0.0/16
195.28.224.0/19

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AS200233#29 bfh Berner Fachhochschule67,840

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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