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Autonomous System

AS203411

FORTUNA GAME a.s.

Announced IPs
1,024
CIDR prefixes
1
ASN
AS203411

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
185.135.144.0/22 1.0K
3.1%
FORTUNA GAME a.s. CZ

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS203411 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.135.147.0/24 5,786 2026-07-28 21:04:53
185.135.144.0/24 4,987 2026-07-28 21:02:53
185.135.146.0/24 4,894 2026-07-28 21:02:53
185.135.145.0/24 4,883 2026-07-28 21:02:53

Frequently Asked Questions

What is AS203411?

AS203411 is an Autonomous System Number assigned to FORTUNA GAME a.s.. 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 AS203411 announce?

AS203411 announces 1.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Czechia.

Who operates AS203411?

AS203411 is operated by FORTUNA GAME a.s.. The organization is based in Czechia. You can view all IP ranges and related ASNs on the organization page.

What country is AS203411 registered in?

AS203411 is registered in Czechia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 21:10:36 UTC
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