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AS40568
AS40568 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet
CIRADNS3 - CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet · registered in Canada
IPv4 addresses 512 2 prefixes · <0.001% of announced IPv4
Rank in Canada #959 largest network in CA by IPv4 space, of 1,575 · <0.01% of CA
Rank worldwide #48,041 of 79,396 networks with IPv4
IPv6 2 x /48 2 prefixes
Country Canada 1,622 ASNs registered there
IPv4 prefixes
All 2 prefixes, in address order.
149.112.121.0/24 149.112.122.0/24
IPv6 prefixes
All 2 prefixes.
2620:10a:80bb::/48 2620:10a:80bc::/48
Other ASNs named CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet
4 other networks use the same organisation name; together with AS40568 they announce 8,192 IPv4 addresses.
ASN Name IPv4 addresses
AS27299 CIRA-REGISTRY - CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet CA 2,816 AS55195 CIRA-CLOUD1 - CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet CA 2,560 AS394354 CIRA-CLOUD2 - CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet CA 2,048 AS396501 CIRA-5 - CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet CA 256
Similar-sized networks in Canada
ASN Name IPv4 addresses
AS11358 #956 TENNANT-SOFTWARE - Tennant Software512 AS13937 #957 UNISERVE-AS13937 - Uniserve On Line512 AS32001 #958 HYPHA-1 - Hypha Worker Co-operative Inc.512 AS14086 #960 CANIX-MONTREAL-SERVICES - CANIX Solutions & Services512 AS26574 #961 STANTEC - STANTEC CONSULTING SERVICES INC.512 AS30323 #962 OXFORDCOUNTY - The County of Oxford512
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