AS33091 University of Calgary

U-CALGARY - University of Calgary · registered in Canada

IPv4 addresses66,0483 prefixes · 0.002% of announced IPv4

Rank in Canada#84largest network in CA by IPv4 space, of 1,575 · 0.12% of CA

Rank worldwide#2,743of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryCanada1,622 ASNs registered there

Open AS33091 in ASN lookup Look up an IP in this network (136.159.0.1) All networks in Canada

IPv4 prefixes

All 3 prefixes, in address order.

136.159.0.0/16
198.161.127.0/24
198.161.243.0/24

Similar-sized networks in Canada

ASNNameIPv4 addresses

AS13657#81 E-GATE-COMMUNICATIONS - E-Gate Communications Inc.66,048

AS23237#82 MCMASTER - McMaster University66,048

AS32347#83 PRAN-ASN - Sir Sandford Fleming College of Applied Arts and Technology66,048

AS823#85 UWO-AS - University of Western Ontario65,792

AS12093#86 UWATERLOO - University of Waterloo65,792

AS26206#87 ASN-UREGINA - University of Regina65,792

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