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AS23300 James Clendenan Systems Ltd.

JCS-NET - James Clendenan Systems Ltd. · registered in Canada

IPv4 addresses2561 prefixes · <0.001% of announced IPv4
Rank in Canada#1,340largest network in CA by IPv4 space, of 1,575 · <0.01% of CA
Rank worldwide#64,460of 79,396 networks with IPv4
IPv6noneno IPv6 routes announced
CountryCanada1,622 ASNs registered there

IPv4 prefixes

All 1 prefix, in address order.

  • 23.161.248.0/24

Similar-sized networks in Canada

ASNNameIPv4 addresses
AS22893#1337 TRINUS-TECH-EDM-01 - Trinus Technologies Inc.256
AS23115#1338 COGASN - CORPORATION OF THE CITY OF GUELPH256
AS23217#1339 EY-CANADA - ERNST & YOUNG INC.256
AS23311#1341 AGNICOEAGLE-ASN - Agnico Eagle256
AS23457#1342 BRAMPTON - City of Brampton256
AS25833#1343 TOCT - The Ontario College of Teachers256

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