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Organization

Southwest Research Institute

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

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 Southwest Research Institute

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

ASNs owned by Southwest Research Institute

ASNNameIPsPrefixesCountry
AS6481 Southwest Research Institute 65.5K 1 US
AS397126 Southwest Research Institute 512 2 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
129.162.0.0/16 65.5K
0.0%
AS6481 US Texas San Antonio
50.169.225.0/24 256
12.5%
AS397126 US Colorado Boulder
208.184.105.0/24 256
38.7%
AS397126 US Colorado Louisville

Frequently Asked Questions

How many IP addresses does Southwest Research Institute own?

Southwest Research Institute controls 66.0K IPv4 addresses distributed across 3 CIDR ranges. The organization is registered in United States.

What ASNs does Southwest Research Institute operate?

Southwest Research Institute operates 2 Autonomous Systems. Each ASN represents an independently routed network that Southwest Research Institute manages for internet traffic delivery.

What type of organization is Southwest Research Institute?

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

Last updated: 2026-07-26 08:25:31 UTC
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