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Organization

Rice University

IPv4 addresses
466,944
CIDR ranges
9
Category
academic
BGP prefixes announced
29

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 Rice University

William Marsh Rice University, also known as Rice University, is a private research university in Houston, Texas, United States. Established in 1912, it spans 300 acres.

Founded
1891
Headquarters
Houston
Industry
higher education
Employees
3,543

Operates 2 networks present at 3 internet exchanges with a open peering policy.

Countries served by Rice University

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

ASNs owned by Rice University

ASNNameIPsPrefixesCountry
AS8 Rice University 462.6K 7 US
AS4557 Rice University 4.1K 1 US
AS1700 Rice University 256 1 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
168.4.0.0/14 262.1K
5.1%
AS8 US Texas Houston
168.2.0.0/15 131.1K
0.0%
AS8 US — —
128.42.0.0/16 65.5K
3.5%
AS8 US Texas Houston
198.32.224.0/20 4.1K
90.9%
AS4557 US Texas Houston
192.225.16.0/21 2.0K
0.0%
AS8 US — —
198.32.232.0/21 2.0K
99.0%
AS4557 US — —
192.136.144.0/22 1.0K
0.0%
AS8 US — —
198.32.224.0/22 1.0K
98.8%
AS4557 US — —
192.136.148.0/23 512
0.0%
AS8 US — —
198.32.228.0/23 512
49.8%
AS4557 US — —
192.136.153.0/24 256
2.7%
AS1700 US — —
198.32.230.0/24 256
98.8%
AS4557 US — —
208.90.184.0/24 256
99.2%
AS8 US California Fullerton
198.32.231.0/25 128
69.5%
AS4557 US — —
198.32.231.128/25 128
69.5%
AS4557 NP — —

Frequently Asked Questions

How many IP addresses does Rice University own?

Rice University controls 466.9K IPv4 addresses distributed across 9 CIDR ranges. The organization is registered in United States.

What ASNs does Rice University operate?

Rice University operates 3 Autonomous Systems. Each ASN represents an independently routed network that Rice University manages for internet traffic delivery.

What type of organization is Rice University?

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

Last updated: 2026-11-13 09:09:05 UTC
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