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Autonomous System

AS50187

BaikalWestCom

Announced IPs
5,376
CIDR prefixes
8
ASN
AS50187

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 →

Network profile

Source: PeeringDB →
Traffic level 200-300Gbps
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Open
IRR record AS-BWC

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS50187 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
31.44.244.0/24 28,710 2026-08-01 06:57:27
31.44.245.0/24 28,528 2026-08-01 06:57:27
31.44.247.0/24 28,500 2026-08-01 06:57:27
37.139.82.0/23 28,482 2026-08-01 06:57:27
31.44.244.0/23 28,426 2026-08-01 06:57:27
91.240.102.0/23 27,222 2026-08-01 06:57:27
91.240.103.0/24 27,061 2026-08-01 06:57:27
91.240.102.0/24 26,956 2026-08-01 06:57:27
185.234.228.0/22 26,708 2026-08-01 06:57:27
185.234.230.0/24 26,653 2026-08-01 06:57:27
185.234.229.0/24 26,519 2026-08-01 06:57:27
185.234.231.0/24 26,505 2026-08-01 06:57:27
185.234.228.0/24 26,501 2026-08-01 06:57:27
195.93.148.0/23 26,408 2026-08-01 06:57:27
212.67.31.0/24 26,244 2026-08-01 06:57:27
195.93.148.0/24 26,214 2026-08-01 06:57:27
212.67.30.0/24 26,204 2026-08-01 06:57:27
212.67.28.0/22 26,200 2026-08-01 06:57:27
195.93.149.0/24 26,193 2026-08-01 06:57:27
212.67.28.0/24 26,183 2026-08-01 06:57:27
212.67.29.0/24 26,168 2026-08-01 06:57:27
5.183.147.0/24 10,279 2026-08-01 06:57:27
5.183.146.0/24 10,202 2026-08-01 06:57:27
37.139.81.0/24 8,762 2026-08-01 06:57:27
37.139.80.0/24 8,745 2026-08-01 06:57:27

Frequently Asked Questions

What is AS50187?

AS50187 is an Autonomous System Number assigned to BaikalWestCom. 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 AS50187 announce?

AS50187 announces 5.4K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in Russia.

Who operates AS50187?

AS50187 is operated by BaikalWestCom. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS50187 registered in?

AS50187 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-01 07:10:31 UTC
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