AS819 — LARG-NET - LARG*net London and Region Global Computer Network

AS819 announces 8 IPv4 prefixes covering 12,032 addresses and 1 IPv6 prefixes.

About this network

LARGnet (LARG-NET), the London and Region Global Computer Network, an academic and research network based at the University of Western Ontario in London, Ontario.

What it's used for

• Regional research-and-education networking for institutions in the London, Ontario area, including hospitals and universities.

Notable

• A research-and-education network, not a commercial ISP. The low AS number reflects an early allocation.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 192.139.219.0/24
• 192.139.220.0/24
• 198.20.32.0/19
• 198.96.18.0/23
• 198.96.80.0/22
• 199.71.2.0/24
• 205.211.140.0/22
• 205.211.144.0/23
• 2605:c700::/32

Upstream networks

• AS19752 Hydro One Telecom Inc.
• AS6939 Hurricane Electric LLC
• AS26677 ORION
• AS174 Cogent Communications, LLC
• AS3257 GTT Communications Inc.
• AS22652 Videotron Ltee
• AS394256 Tech Futures Interactive Inc.
• AS24482 SG.GS
• AS3303 Swisscom (Schweiz) AG
• AS1403 EBOX
• AS20473 The Constant Company, LLC

Downstream networks

• AS823 University of Western Ontario
• AS822 St. Joseph's Health Care, London
• AS397264 City of London
• AS394554 Woodstock General Hospital
• AS395235 St. Thomas-Elgin General Hospital
• AS14933 London Hydro

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS823 University of Western Ontario
• AS19752 Hydro One Telecom Inc.
• AS26677 ORION
• AS822 St. Joseph's Health Care, London
• AS174 Cogent Communications, LLC
• AS3257 GTT Communications Inc.
• AS397264 City of London
• AS394554 Woodstock General Hospital
• AS395235 St. Thomas-Elgin General Hospital
• AS22652 Videotron Ltee
• AS14933 London Hydro
• AS24482 SG.GS
• AS394256 Tech Futures Interactive Inc.
• AS3303 Swisscom (Schweiz) AG
• AS1403 EBOX
• AS20473 The Constant Company, LLC

Routing security

• RPKI: 0 valid, 0 invalid and 19 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 63% of announcements registered; 24 route objects.
• Listed in as-sets: AS-549-AS-CUSTOMERS, AS-ALLSTREAM-CLIENTS, AS-HURRICANE, AS-HURRICANEV6, AS-HYDROONETELECOM, AS-LNET-MEMBERS, AS-NEXICOM, AS-ROGERS:AS-CUSTOMERS, AS-XO-B, AS174:AS-COGC-024, AS19752:AS-CUSTOMERS, AS26677:AS-GIGAPOP, AS26677:AS-GIGAPOP-PEERING, AS26677:AS-GIGAPOP4RPKIMON, AS26677:AS-ROG, AS3303:AS-SWCMPEERS.

Internet exchanges

• Toronto Internet Exchange — Toronto, Canada