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Autonomous System

AS203142

SIA GOOD

Announced IPs
256
CIDR prefixes
1
ASN
AS203142

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
72.56.55.0/24 256
99.6%
SIA GOOD US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS203142 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
72.56.55.0/24 36,400 2026-07-28 23:10:25

Frequently Asked Questions

What is AS203142?

AS203142 is an Autonomous System Number assigned to SIA GOOD. 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 AS203142 announce?

AS203142 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Russia.

Who operates AS203142?

AS203142 is operated by SIA GOOD. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS203142 registered in?

AS203142 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 23:25:31 UTC
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