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Organization

Carnegie Mellon University

IPv4 addresses
133,632
CIDR ranges
8
Category
academic
BGP prefixes announced
9

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
  • Baseline (neutral) 65
  • Academic allocation +6
  • Trust score 71 / 100

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

About Carnegie Mellon University

Carnegie Mellon University (CMU) is a private research university in Pittsburgh, Pennsylvania, United States. The institution was established in 1900 by Andrew Carnegie as the Carnegie Technical Schools.

Founded
1900
Headquarters
Pittsburgh
Industry
higher education
Employees
1,440

Countries served by Carnegie Mellon University

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

ASNs owned by Carnegie Mellon University

ASNNameIPsPrefixesCountry
AS9 Carnegie Mellon University 133.9K 9 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
128.2.0.0/16 65.5K
26.7%
AS9 US Pennsylvania Pittsburgh
128.237.0.0/16 65.5K
2.4%
AS9 US Pennsylvania Pittsburgh
204.194.28.0/22 1.0K
0.7%
AS9 US
209.129.244.0/23 512
7.4%
AS9 US
192.5.146.0/24 256
0.0%
AS9 US
192.12.32.0/24 256
2.7%
AS9 US
192.58.107.0/24 256
0.0%
AS9 US
192.80.210.0/24 256
0.0%
AS9 US

Frequently Asked Questions

How many IP addresses does Carnegie Mellon University own?

Carnegie Mellon University controls 133.6K IPv4 addresses distributed across 8 CIDR ranges. The organization is registered in United States.

What ASNs does Carnegie Mellon University operate?

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

What countries does Carnegie Mellon University serve?

Carnegie Mellon University has IP address allocations in 2 countries, indicating a multinational network presence for delivering services across these regions.

What type of organization is Carnegie Mellon University?

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

Last updated: 2026-07-18 12:40:28 UTC
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