AS23229 TransCanada Pipelines Ltd.

TRANSCANADA - TransCanada Pipelines Ltd. · registered in Canada

IPv4 addresses7,6808 prefixes · <0.001% of announced IPv4

Rank in Canada#321largest network in CA by IPv4 space, of 1,575 · 0.01% of CA

Rank worldwide#11,155of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryCanada1,622 ASNs registered there

Open AS23229 in ASN lookup Look up an IP in this network (198.161.208.1) All networks in Canada

IPv4 prefixes

All 8 prefixes, in address order.

198.161.208.0/22
199.166.110.0/23
199.166.120.0/21
199.166.128.0/22
199.166.136.0/22
199.166.184.0/22
199.166.188.0/23
199.185.108.0/23

Similar-sized networks in Canada

ASNNameIPv4 addresses

AS11032#318 UQ - Universite du Quebec7,936

AS22910#319 LOBLAW-COMPANIES - Loblaw Companies Limited7,936

AS63052#320 AS-CBBC - Columbia Basin Broadband Corporation7,680

AS46156#322 SUNLIFE-ASN - Sunlife Assurance Company of Canada7,680

AS53443#323 CITY-OF-WINNIPEG - City of Winnipeg7,680

AS393457#324 HCETELECOM - Hamilton Community Enterprises7,424

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