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Autonomous System

AS35339

AtNOC GmbH

Announced IPs
3,584
CIDR prefixes
3
ASN
AS35339

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
95.129.200.0/21 2.0K
77.4%
AtNOC GmbH AT State of Vienna Vienna
185.65.232.0/22 1.0K
98.0%
AtNOC GmbH AT
193.239.188.0/23 512
30.7%
AtNOC GmbH AT

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS35339 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.65.232.0/22 12,303 2026-07-26 18:42:57
193.239.188.0/23 11,253 2026-07-26 18:30:55
95.129.200.0/21 10,915 2026-07-26 18:30:55

Frequently Asked Questions

What is AS35339?

AS35339 is an Autonomous System Number assigned to AtNOC GmbH. 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 AS35339 announce?

AS35339 announces 3.6K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Austria.

Who operates AS35339?

AS35339 is operated by AtNOC GmbH. The organization is based in Austria. You can view all IP ranges and related ASNs on the organization page.

What country is AS35339 registered in?

AS35339 is registered in Austria. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-26 18:40:32 UTC
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