Skip to main content
Autonomous System

AS209135

Flowmon Networks a.s.

Announced IPs
1,024
CIDR prefixes
1
ASN
AS209135

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
5.180.196.0/22 1.0K
0.0%
Flowmon Networks a.s. CZ

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS209135 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
5.180.196.0/23 292,922 2026-08-05 01:34:40
5.180.199.0/24 248,600 2026-08-05 01:34:41
5.180.198.0/24 31,837 2026-08-04 23:52:33

Frequently Asked Questions

What is AS209135?

AS209135 is an Autonomous System Number assigned to Flowmon Networks 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 AS209135 announce?

AS209135 announces 1.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Czechia.

Who operates AS209135?

AS209135 is operated by Flowmon Networks a.s.. The organization is based in Czechia. You can view all IP ranges and related ASNs on the organization page.

What country is AS209135 registered in?

AS209135 is registered in Czechia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-05 01:40:31 UTC
Share