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Autonomous System

AS11773

The University Of Texas M.D. Anderson Cancer Center

Announced IPs
65,792
CIDR prefixes
2
ASN
AS11773

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 →

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS11773 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
143.111.86.0/24 8,405 2026-07-24 08:14:01
143.111.5.0/24 6,071 2026-07-24 07:22:00
143.111.0.0/16 4,275 2026-07-24 07:22:00
192.108.242.0/24 4,261 2026-07-24 07:22:00
143.111.85.0/24 65 2026-07-23 09:35:45

Frequently Asked Questions

What is AS11773?

AS11773 is an Autonomous System Number assigned to The University Of Texas M.D. Anderson Cancer Center. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS11773 announce?

AS11773 announces 65.8K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in United States.

Who operates AS11773?

AS11773 is operated by The University Of Texas M.D. Anderson Cancer Center. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS11773 registered in?

AS11773 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 08:25:31 UTC
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