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Autonomous System

AS393272

Port Madison Enterprises

Announced IPs
256
CIDR prefixes
1
ASN
AS393272

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
50.204.157.0/24 256
0.8%
Port Madison Enterprises US Washington Silverdale

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS393272 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
50.204.157.0/24 7,496 2026-07-25 00:46:20

Frequently Asked Questions

What is AS393272?

AS393272 is an Autonomous System Number assigned to Port Madison Enterprises. 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 AS393272 announce?

AS393272 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in United States.

Who operates AS393272?

AS393272 is operated by Port Madison Enterprises. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS393272 registered in?

AS393272 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: 2026-07-25 00:55:32 UTC
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