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Organization

Washington State University

IPv4 addresses
74,240
CIDR ranges
31
Category
academic
BGP prefixes announced
31

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 Washington State University

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

ASNs owned by Washington State University

ASNNameIPsPrefixesCountry
AS11827 Washington State University 66.6K 15 US
AS394345 Washington State University 2.8K 4 US
AS393564 Washington State University 1.5K 3 US
AS395962 Washington State University 1.5K 3 US
AS33427 Washington State University 1.3K 4 US
AS395633 Washington State University 512 2 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
134.121.64.0/18 16.4K
8.2%
AS11827 US Washington Pullman
134.121.192.0/18 16.4K
13.5%
AS11827 US Washington Pullman
134.121.32.0/19 8.2K
10.5%
AS11827 US
134.121.128.0/19 8.2K
13.2%
AS11827 US Washington Pullman
134.121.16.0/20 4.1K
13.5%
AS11827 US Washington Pullman
134.121.160.0/20 4.1K
5.9%
AS11827 US
69.166.48.0/21 2.0K
8.4%
AS11827 US
134.121.0.0/21 2.0K
5.0%
AS11827 US
134.121.8.0/21 2.0K
0.0%
AS394345 US Washington Pullman
134.121.176.0/21 2.0K
0.2%
AS11827 US
69.166.32.0/22 1.0K
9.4%
AS395962 US Oregon Portland
69.166.36.0/22 1.0K
6.3%
AS393564 US Washington Spokane
69.166.44.0/22 1.0K
25.2%
AS11827 US Washington Pullman
69.166.56.0/22 1.0K
30.9%
AS11827 US
69.166.40.0/23 512
97.7%
AS33427 US Washington Richland
69.166.43.0/24 256
3.1%
AS395633 US
69.166.60.0/24 256
10.5%
AS394345 US
69.166.61.0/24 256
0.0%
AS33427 US
69.166.62.0/24 256
0.0%
AS395962 US
69.166.63.0/24 256
2.3%
AS11827 US
134.121.184.0/24 256
0.0%
AS394345 US
134.121.185.0/24 256
0.0%
AS11827 US
134.121.186.0/24 256
0.0%
AS395633 US
134.121.187.0/24 256
0.0%
AS395962 US
134.121.188.0/24 256
0.0%
AS393564 US
134.121.189.0/24 256
0.0%
AS33427 US
192.31.216.0/24 256
0.0%
AS33427 US
192.94.21.0/24 256
38.3%
AS11827 US
192.94.22.0/24 256
2.7%
AS393564 US
192.138.182.0/24 256
0.4%
AS394345 US
198.17.13.0/24 256
7.4%
AS11827 US

Frequently Asked Questions

How many IP addresses does Washington State University own?

Washington State University controls 74.2K IPv4 addresses distributed across 31 CIDR ranges. The organization is registered in United States.

What ASNs does Washington State University operate?

Washington State University operates 6 Autonomous Systems. Each ASN represents an independently routed network that Washington State University manages for internet traffic delivery.

What type of organization is Washington State University?

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

Last updated: 2026-07-26 06:40:31 UTC
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