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Autonomous System

AS209751

AT Telecom llc

Announced IPs
256
CIDR prefixes
1
ASN
AS209751

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.

70/100
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
109.248.141.0/24 256
1.2%
AT Telecom llc CZ

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS209751 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
109.248.141.0/24 38,309 2026-07-28 13:53:57

Frequently Asked Questions

What is AS209751?

AS209751 is an Autonomous System Number assigned to AT Telecom llc. 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 AS209751 announce?

AS209751 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Russia.

Who operates AS209751?

AS209751 is operated by AT Telecom llc. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS209751 registered in?

AS209751 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 14:10:31 UTC
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