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Autonomous System

AS41563

OSTKOM SIA

Announced IPs
17,408
CIDR prefixes
2
ASN
AS41563

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
89.254.128.0/18 16.4K
97.3%
OSTKOM SIA LV Liepaja Liepāja
185.182.92.0/22 1.0K
0.2%
OSTKOM SIA LV

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS41563 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.182.92.0/22 7,945 2026-07-19 03:52:07
89.254.128.0/18 7,432 2026-07-19 03:51:59

Frequently Asked Questions

What is AS41563?

AS41563 is an Autonomous System Number assigned to OSTKOM SIA. 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 AS41563 announce?

AS41563 announces 17.4K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Latvia.

Who operates AS41563?

AS41563 is operated by OSTKOM SIA. The organization is based in Latvia. You can view all IP ranges and related ASNs on the organization page.

What country is AS41563 registered in?

AS41563 is registered in Latvia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-19 04:40:31 UTC
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