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Organization

Chuo University

IPv4 addresses
65,536
CIDR ranges
1
Category
academic

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 →

Countries served by Chuo University

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

ASNs owned by Chuo University

ASNNameIPsPrefixesCountry
AS23623 Chuo University 65.5K 1 JP

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
133.91.0.0/16 65.5K
0.8%
AS23623 JP Tokyo Tokyo

Frequently Asked Questions

How many IP addresses does Chuo University own?

Chuo University controls 65.5K IPv4 addresses distributed across 1 CIDR ranges. The organization is registered in Japan.

What ASNs does Chuo University operate?

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

What type of organization is Chuo University?

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

Last updated: 2026-07-24 08:40:31 UTC
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