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Autonomous System

AS51083

Association Grenode

Announced IPs
7,680
CIDR prefixes
15
ASN
AS51083

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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Non-Profit
Traffic level 100-1000Mbps
Geographic scope Regional
Traffic ratio Balanced
Peering policy Open
IRR record AS-GRENODE

Present at 1 internet exchange: France-IX AURA: lyonix-peering

Web3 footprint

AS51083 hosts 1 observed decentralized-network node across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS51083 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
44.32.55.0/24 86,297 2026-10-13 14:14:34
193.23.246.0/23 53,817 2026-10-13 14:14:32
89.234.140.0/24 53,549 2026-10-13 14:14:29
45.81.60.0/24 53,527 2026-10-13 14:14:32
80.67.189.0/24 53,484 2026-10-13 14:14:32
193.33.57.0/24 53,462 2026-10-13 14:14:32
91.216.110.0/24 53,398 2026-10-13 14:14:32
193.23.164.0/23 53,277 2026-10-13 14:14:32
45.81.63.0/24 50,391 2026-10-13 14:14:36
45.81.61.0/24 50,353 2026-10-13 14:14:36
193.23.164.0/24 50,303 2026-10-13 14:14:36
45.92.252.0/22 50,097 2026-10-13 14:14:36
80.67.183.0/24 49,875 2026-10-13 14:14:36
45.81.60.0/22 49,494 2026-10-13 14:14:36
45.9.204.0/22 49,454 2026-10-13 14:14:36
193.33.56.0/23 49,182 2026-10-13 14:14:36
5.183.104.0/22 47,049 2026-10-13 14:14:36
80.67.185.0/24 46,032 2026-10-13 14:14:36
80.67.180.0/24 45,925 2026-10-13 14:14:36
193.33.56.0/24 45,838 2026-10-13 14:14:36
46.149.107.0/24 37,986 2026-10-13 14:14:37
45.81.62.0/24 37,129 2026-10-13 13:49:51

Frequently Asked Questions

What is AS51083?

AS51083 is an Autonomous System Number assigned to Association Grenode. 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 AS51083 announce?

AS51083 announces 7.7K IPv4 addresses distributed across 15 routed CIDR prefixes. The network is registered in France.

Who operates AS51083?

AS51083 is operated by Association Grenode. The organization is based in France. You can view all IP ranges and related ASNs on the organization page.

What country is AS51083 registered in?

AS51083 is registered in France. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-13 14:24:04 UTC
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