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Autonomous System

AS394037

RIO CITIES

Announced IPs
1,536
CIDR prefixes
2
ASN
AS394037

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.

65/100
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
172.110.180.0/22 1.0K
0.0%
RIO CITIES US
134.195.54.0/23 512
0.0%
RIO CITIES US New Mexico Belen

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS394037 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
172.110.180.0/23 190,214 2026-07-30 21:13:58
134.195.54.0/24 189,668 2026-07-30 21:13:58
172.110.180.0/22 136,199 2026-07-30 21:13:58
134.195.54.0/23 135,518 2026-07-30 21:13:58
172.110.182.0/23 12,748 2026-07-30 21:14:25
134.195.55.0/24 12,699 2026-07-30 21:14:09

Frequently Asked Questions

What is AS394037?

AS394037 is an Autonomous System Number assigned to RIO CITIES. 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 AS394037 announce?

AS394037 announces 1.5K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in United States.

Who operates AS394037?

AS394037 is operated by RIO CITIES. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS394037 registered in?

AS394037 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: 2026-07-30 21:25:31 UTC
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