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Autonomous System

AS204556

SysAdminOK SL

Announced IPs
1,024
CIDR prefixes
1
ASN
AS204556

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 →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
185.246.52.0/22 1.0K
0.4%
SysAdminOK SL ES

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS204556 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.246.53.0/24 6,482 2026-08-05 09:31:02
185.246.52.0/24 6,481 2026-08-05 09:31:02
185.246.54.0/24 6,457 2026-08-05 09:31:02
185.246.55.0/24 6,431 2026-08-05 09:31:02

Frequently Asked Questions

What is AS204556?

AS204556 is an Autonomous System Number assigned to SysAdminOK SL. 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 AS204556 announce?

AS204556 announces 1.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Spain.

Who operates AS204556?

AS204556 is operated by SysAdminOK SL. The organization is based in Spain. You can view all IP ranges and related ASNs on the organization page.

What country is AS204556 registered in?

AS204556 is registered in Spain. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-05 09:55:31 UTC
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