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Autonomous System

AS205187

PSJ sp. z o.o.

Announced IPs
1,024
CIDR prefixes
1
ASN
AS205187

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 →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
185.226.248.0/22 1.0K
0.0%
PSJ sp. z o.o. PL

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS205187 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.226.248.0/22 11,736 2026-08-05 18:37:05

Frequently Asked Questions

What is AS205187?

AS205187 is an Autonomous System Number assigned to PSJ sp. z o.o.. 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 AS205187 announce?

AS205187 announces 1.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Poland.

Who operates AS205187?

AS205187 is operated by PSJ sp. z o.o.. The organization is based in Poland. You can view all IP ranges and related ASNs on the organization page.

What country is AS205187 registered in?

AS205187 is registered in Poland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-05 18:55:31 UTC
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