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Autonomous System

AS203188

ERYDAN Sp. z o.o.

Announced IPs
768
CIDR prefixes
2
ASN
AS203188

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
185.240.136.0/23 512
99.2%
ERYDAN Sp. z o.o. RO
82.177.165.0/24 256
98.4%
ERYDAN Sp. z o.o. PL

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS203188 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
82.177.165.0/24 16,183 2026-07-31 05:15:51
185.240.136.0/23 15,459 2026-07-31 05:15:51

Frequently Asked Questions

What is AS203188?

AS203188 is an Autonomous System Number assigned to ERYDAN 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 AS203188 announce?

AS203188 announces 768 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Poland.

Who operates AS203188?

AS203188 is operated by ERYDAN 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 AS203188 registered in?

AS203188 is registered in Poland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-31 05:25:30 UTC
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