AS23237

Name: AS23237 — McMaster University
Creator: ipdex

McMaster University Unknown registered in Canada

4IPv4 prefixes

1IPv6 prefixes

#21,937AS Rank

327/327RIS visibility

#517Rank in Canada

2002-02-13Allocated

McMaster University (AS23237) — Unknown, registered in Canada. announces 4 IPv4 prefixes + 1 IPv6 prefixes. Rank in Canada: #517. Allocated: 2002-02-13.

IPv4 4IPv6 1

Announced prefixes · 5

v4 130.113.0.0/16 unknown
v4 130.113.109.0/24 unknown
v4 192.42.5.0/24 unknown
v4 192.42.6.0/24 unknown
v6 2604:1700::/48 unknown

Routing: 4 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-18

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	5
2026-06-13	5

AS topology · Customer cone 1

Providers · 2

AS26677 ORION
AS7992 Cogeco Connexion Inc.

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