AS21563 Open Text Corporation

AS21563 - Open Text Corporation · registered in Canada

IPv4 addresses1,2805 prefixes · <0.001% of announced IPv4

Rank in Canada#696largest network in CA by IPv4 space, of 1,575 · <0.01% of CA

Rank worldwide#28,504of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryCanada1,622 ASNs registered there

Open AS21563 in ASN lookup Look up an IP in this network (64.14.228.1) All networks in Canada

IPv4 prefixes

All 5 prefixes, in address order.

64.14.228.0/24
64.37.196.0/24
64.37.204.0/24
64.37.210.0/24
205.219.114.0/24

Other ASNs named Open Text Corporation

16 other networks use the same organisation name; together with AS21563 they announce 123,392 IPv4 addresses.

ASNNameIPv4 addresses

AS27495OPENTEXT-NA-US-1 - Open Text Corporation CA71,424

AS26704OPENTEXT-NA-US-4 - Open Text Corporation CA18,432

AS16751OPENTEXT-NA-CA-1 - Open Text Corporation CA12,800

AS11858CM2COM - Open Text Corporation CA4,096

AS33459EVAULT-AS - Open Text Corporation CA4,096

AS19554OPENTEXT-NA-US-1 - Open Text Corporation CA3,840

AS31917OPENTEXT-NA-US-3 - Open Text Corporation CA2,304

AS11539LIAISONBGP - Open Text Corporation CA1,792

AS27570OPENTEXT-NA-US-2 - Open Text Corporation CA512

AS32263CATALYST-REPOSITORY-SYSTEMS-US - Open Text Corporation CA512

AS33737WEBROOT-ASN1 - Open Text Corporation CA512

AS397717OPENTEXT-NA-US-6 - Open Text Corporation CA512

AS398848OPENTEXT-NA-WATERLOO-1 - Open Text Corporation CA512

AS26547OPENTEXT-NA-RESEARCH - Open Text Corporation CA256

AS35888OPENTEXT-NA-US-5 - Open Text Corporation CA256

AS395509LIAISONBGP-W - Open Text Corporation CA256

Similar-sized networks in Canada

ASNNameIPv4 addresses

AS19220#693 CBE - Calgary Board of Education1,280

AS19343#694 V2CLOUD-SOLUTIONS-INC - V2Cloud Solutions Inc.1,280

AS20069#695 20069 - Royal Bank of Canada1,280

AS22873#697 NEIGHBOURHOOD-CONNECT - Neighbourhood Connect1,280

AS30406#698 THINKON-NUBAV - Think On, Inc.1,280

AS30414#699 ASN-DTC - Digitcom Telecommunications Canada Inc.1,280

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