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Autonomous System

AS204520

Cloudy Information Systems LLC

Announced IPs
256
CIDR prefixes
1
ASN
AS204520

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.

59/100
Caution
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
176.122.18.0/24 256
13.3%
Cloudy Information Systems LLC RU

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS204520 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
176.122.18.0/24 22,095 2026-07-28 10:54:06

Frequently Asked Questions

What is AS204520?

AS204520 is an Autonomous System Number assigned to Cloudy Information Systems LLC. 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 AS204520 announce?

AS204520 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Russia.

Who operates AS204520?

AS204520 is operated by Cloudy Information Systems LLC. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS204520 registered in?

AS204520 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 10:55:32 UTC
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