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Organization

Northwestern University

IPv4 addresses
149,504
CIDR ranges
22
Category
academic
BGP prefixes announced
28

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 v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

About Northwestern University

Northwestern University (NU) is a private research university in Evanston, Illinois, United States. Established in 1851, it is the oldest chartered university in Illinois.

Founded
1851
Headquarters
Evanston
Industry
higher education
Employees
2,500

Countries served by Northwestern University

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

ASNs owned by Northwestern University

ASNNameIPsPrefixesCountry
AS103 Northwestern University 149.5K 22 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
129.105.0.0/16 65.5K
52.0%
AS103 US Illinois Chicago
165.124.0.0/17 32.8K
44.2%
AS103 US Illinois Chicago
199.74.64.0/18 16.4K
64.3%
AS103 US California San Jose
165.124.128.0/19 8.2K
50.6%
AS103 US Illinois Chicago
165.124.192.0/19 8.2K
45.0%
AS103 US Illinois Lombard
165.124.160.0/20 4.1K
20.9%
AS103 US Illinois Chicago
165.124.240.0/20 4.1K
39.8%
AS103 US Illinois Chicago
165.124.176.0/21 2.0K
50.2%
AS103 US — —
165.124.224.0/21 2.0K
60.8%
AS103 US Illinois Oak Park
8.30.248.0/22 1.0K
0.0%
AS103 US — —
165.124.232.0/22 1.0K
39.5%
AS103 US Illinois Chicago
8.28.178.0/23 512
0.0%
AS103 US — —
165.124.184.0/23 512
26.2%
AS103 US — —
192.26.86.0/23 512
43.2%
AS103 US — —
199.249.166.0/23 512
57.4%
AS103 US — —
199.249.168.0/23 512
31.4%
AS103 US — —
38.124.97.0/24 256
5.9%
AS103 US Illinois Chicago
165.124.186.0/24 256
0.0%
AS103 US — —
192.5.143.0/24 256
18.8%
AS103 US — —
192.26.85.0/24 256
0.0%
AS103 US — —
192.31.253.0/24 256
0.4%
AS103 US — —
199.249.165.0/24 256
0.0%
AS103 US — —

Frequently Asked Questions

How many IP addresses does Northwestern University own?

Northwestern University controls 149.5K IPv4 addresses distributed across 22 CIDR ranges. The organization is registered in United States.

What ASNs does Northwestern University operate?

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

What type of organization is Northwestern University?

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

Last updated: 2026-11-15 03:54:05 UTC
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