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Autonomous System

AS397037

City of Amarillo

Announced IPs
512
CIDR prefixes
2
ASN
AS397037

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.

73/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
208.52.149.0/24 256
0.0%
City of Amarillo US
208.180.11.0/24 256
93.8%
City of Amarillo US Texas Amarillo

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS397037 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
208.52.149.0/24 21,435 2026-08-02 22:11:43
208.180.11.0/24 11,128 2026-08-02 22:11:44

Frequently Asked Questions

What is AS397037?

AS397037 is an Autonomous System Number assigned to City of Amarillo. 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 AS397037 announce?

AS397037 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in United States.

Who operates AS397037?

AS397037 is operated by City of Amarillo. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS397037 registered in?

AS397037 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: 2026-08-02 23:25:31 UTC
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