AS19446 3Z Canada

3ZCANADA-01 - 3Z Canada · registered in Canada

IPv4 addresses4,60811 prefixes · <0.001% of announced IPv4

Rank in Canada#406largest network in CA by IPv4 space, of 1,575 · <0.01% of CA

Rank worldwide#14,182of 79,396 networks with IPv4

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

CountryCanada1,622 ASNs registered there

Open AS19446 in ASN lookup Look up an IP in this network (66.78.46.1) All networks in Canada

IPv4 prefixes

All 11 prefixes, in address order.

66.78.46.0/24
67.227.24.0/23
67.227.28.0/23
67.227.41.0/24
67.227.79.0/24
104.224.72.0/23
104.224.78.0/24
131.143.96.0/22
140.99.237.0/24
205.189.47.0/24
216.52.216.0/23

IPv6 prefixes

All 1 prefix.

2607:b440::/32

Similar-sized networks in Canada

ASNNameIPv4 addresses

AS394284#403 UTILITIES-KINGSTON - Utilities Kingston4,864

AS395569#404 KMBS-CA - Konica Minolta Business Solutions (Canada) LTD4,864

AS400833#405 SYBANSYSTEMSLTD - Syban Systems Ltd.4,864

AS33044#407 MEGAWIRE - Megawire Inc.4,608

AS36731#408 SERVER-CLOUD-CANADA - Server Cloud Canada Inc4,608

AS54980#409 RBCOMM-1 - FlexNetworks4,608

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