AS40854 Whistler Blackcomb Holdings Inc.

WHISTLERBLACKCOMB-1 - Whistler Blackcomb Holdings Inc. · registered in Canada

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Canada#1,393largest network in CA by IPv4 space, of 1,575 · <0.01% of CA

Rank worldwide#66,402of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryCanada1,622 ASNs registered there

Open AS40854 in ASN lookup Look up an IP in this network (192.81.66.1) All networks in Canada

IPv4 prefixes

All 1 prefix, in address order.

192.81.66.0/24

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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