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Autonomous System

AS208531

HARNET LLC

Announced IPs
256
CIDR prefixes
1
ASN
AS208531

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.

70/100
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
46.172.74.0/24 256
2.3%
HARNET LLC UA Kharkiv Oblast Kharkiv

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS208531 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
46.172.74.0/24 32,110 2026-07-28 06:34:29

Frequently Asked Questions

What is AS208531?

AS208531 is an Autonomous System Number assigned to HARNET 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 AS208531 announce?

AS208531 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Ukraine.

Who operates AS208531?

AS208531 is operated by HARNET LLC. The organization is based in Ukraine. You can view all IP ranges and related ASNs on the organization page.

What country is AS208531 registered in?

AS208531 is registered in Ukraine. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 06:40:31 UTC
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