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Organization

McMaster University

IPv4 addresses
66,048
CIDR ranges
3
Category
academic
BGP prefixes announced
4

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

71/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

McMaster University — global IP footprint

Cities where McMaster University has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

Countries served by McMaster University

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by McMaster University

ASNNameIPsPrefixesCountry
AS23237 McMaster University 66.0K 3 CA

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
130.113.0.0/16 65.5K
27.1%
AS23237 CA Ontario Stoney Creek
192.42.5.0/24 256
0.0%
AS23237 CA
192.42.6.0/24 256
0.0%
AS23237 CA

Frequently Asked Questions

How many IP addresses does McMaster University own?

McMaster University controls 66.0K IPv4 addresses distributed across 3 CIDR ranges. The organization is registered in Canada.

What ASNs does McMaster University operate?

McMaster University operates 1 Autonomous System. Each ASN represents an independently routed network that McMaster University manages for internet traffic delivery.

What type of organization is McMaster University?

McMaster University is categorized as academic. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-23 20:40:31 UTC
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