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AS396031 1923327 ONTARIO INC

ATLANTA-CS-1 - 1923327 ONTARIO INC · registered in Canada

IPv4 addresses2561 prefixes · <0.001% of announced IPv4
Rank in Canada#1,237largest network in CA by IPv4 space, of 1,575 · <0.01% of CA
Rank worldwide#62,708of 79,396 networks with IPv4
IPv61 x /481 prefixes
CountryCanada1,622 ASNs registered there

IPv4 prefixes

All 1 prefix, in address order.

  • 23.154.192.0/24

IPv6 prefixes

All 1 prefix.

  • 2620:2b:a001::/48

Similar-sized networks in Canada

ASNNameIPv4 addresses
AS199868#1234 Leandro Leandro de Oliveira Silva256
AS203607#1235 ONTARIO 1000119767 ONTARIO INC.256
AS393818#1236 TUCOWS-TRS-DNS1 - Tucows.com Co.256
AS396142#1238 ALKERON - Alkeron Inc.256
AS396501#1239 CIRA-5 - CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet256
AS397264#1240 CITY-OF-LONDON-ON-CA - City of London256

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