AS28810 WHO-AS World Health Organization (WHO)

WHO-AS World Health Organization (WHO) · registered in Switzerland

IPv4 addresses65,7922 prefixes · 0.002% of announced IPv4

Rank in Switzerland#33largest network in CH by IPv4 space, of 741 · 0.45% of CH

Rank worldwide#2,826of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySwitzerland783 ASNs registered there

Open AS28810 in ASN lookup Look up an IP in this network (158.232.0.1) All networks in Switzerland

IPv4 prefixes

All 2 prefixes, in address order.

158.232.0.0/16
195.190.29.0/24

Similar-sized networks in Switzerland

ASNNameIPv4 addresses

AS49071#30 SWISSTXT Schweizerische Radio- und Fernsehgesellschaft67,840

AS34578#31 BEDAG Bedag Informatik AG65,792

AS8414#32 International Telecommunication Union65,792

AS200544#34 swiss-defence-afcso Swiss Armed Forces - AFCSO65,536

AS13283#35 BJB1-AS Bank Julius Baer & Co. AG65,536

AS15661#36 Bank J. Safra Sarasin AG65,536

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