AS16866 Columbia Networks Inc.

COLUMBIA-NETWORKS - Columbia Networks Inc. · registered in Canada

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

Rank in Canada#725largest network in CA by IPv4 space, of 1,575 · <0.01% of CA

Rank worldwide#30,309of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryCanada1,622 ASNs registered there

Open AS16866 in ASN lookup Look up an IP in this network (162.250.12.1) All networks in Canada

IPv4 prefixes

All 1 prefix, in address order.

162.250.12.0/22

IPv6 prefixes

All 1 prefix.

2607:f990::/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