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Système Autonome

AS513

European Organization for Nuclear Research

IPs annoncées
354,816
Préfixes CIDR
19
ASN
AS513

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.

69/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Enterprise allocation +4
  • Trust score 69 / 100

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

About CERN

The European Organization for Nuclear Research, known as CERN, is an intergovernmental organization that operates the largest particle physics laboratory in the world. Established in 1954, it is based in Meyrin, a western suburb of Geneva, on the France–Switzerland border.

Founded
1954
Headquarters
villarodin Bourget
Employees
2,560

Network profile

Source: PeeringDB →
Network type Non-Profit
Traffic level 200-300Gbps
Geographic scope Europe
Traffic ratio Mostly Outbound
Peering policy Open
IRR record AS-CERNEXT

Present at 1 internet exchange: CIXP

Principales plages CIDR

CIDRIPsPTR DensityOrganisationPaysStateCity
188.184.0.0/15 131.1K
15.5%
European Organization for Nuclear Research CH Geneva Geneva
128.141.0.0/16 65.5K
28.6%
European Organization for Nuclear Research CH Vaud Lausanne
128.142.0.0/16 65.5K
5.5%
European Organization for Nuclear Research CH Geneva Geneva
137.138.0.0/16 65.5K
4.0%
European Organization for Nuclear Research CH Geneva Geneva
194.12.128.0/18 16.4K
58.7%
European Organization for Nuclear Research CH Geneva Geneva
194.12.128.0/20 4.1K
0.0%
European Organization for Nuclear Research CH
192.65.184.0/21 2.0K
7.2%
European Organization for Nuclear Research CH
194.12.144.0/21 2.0K
0.0%
European Organization for Nuclear Research CH
194.12.168.0/21 2.0K
0.0%
European Organization for Nuclear Research CH
194.12.176.0/21 2.0K
0.0%
European Organization for Nuclear Research CH
185.249.56.0/22 1.0K
0.0%
European Organization for Nuclear Research CH
192.16.156.0/22 1.0K
0.4%
European Organization for Nuclear Research CH
192.16.160.0/22 1.0K
0.4%
European Organization for Nuclear Research CH
192.65.188.0/22 1.0K
0.0%
European Organization for Nuclear Research CH
192.65.192.0/22 1.0K
0.4%
European Organization for Nuclear Research CH
192.91.236.0/22 1.0K
0.5%
European Organization for Nuclear Research CH
192.91.240.0/22 1.0K
4.1%
European Organization for Nuclear Research CH
194.12.156.0/22 1.0K
0.0%
European Organization for Nuclear Research CH
194.12.164.0/22 1.0K
0.0%
European Organization for Nuclear Research CH
194.12.188.0/22 1.0K
0.0%
European Organization for Nuclear Research CH
192.16.164.0/23 512
0.4%
European Organization for Nuclear Research CH
192.65.186.0/23 512
0.0%
European Organization for Nuclear Research CH
192.65.196.0/23 512
30.1%
European Organization for Nuclear Research CH
192.91.244.0/23 512
12.1%
European Organization for Nuclear Research CH
194.12.154.0/23 512
0.0%
European Organization for Nuclear Research CH
194.12.160.0/23 512
0.0%
European Organization for Nuclear Research CH
194.12.186.0/23 512
0.0%
European Organization for Nuclear Research CH
192.16.155.0/24 256
5.1%
European Organization for Nuclear Research CH
192.16.166.0/24 256
34.0%
European Organization for Nuclear Research CH
192.65.183.0/24 256
10.2%
European Organization for Nuclear Research CH
192.65.184.0/24 256
0.0%
European Organization for Nuclear Research CH
192.91.246.0/24 256
3.5%
European Organization for Nuclear Research CH
194.12.153.0/24 256
0.0%
European Organization for Nuclear Research CH
194.12.163.0/24 256
0.0%
European Organization for Nuclear Research CH
194.12.184.0/24 256
0.0%
European Organization for Nuclear Research CH
192.16.155.128/25 128
0.0%
European Organization for Nuclear Research CH
194.12.152.0/25 128
0.0%
European Organization for Nuclear Research CH
194.12.162.0/25 128
0.0%
European Organization for Nuclear Research CH
194.12.162.128/25 128
0.0%
European Organization for Nuclear Research FR
194.12.185.0/25 128
0.0%
European Organization for Nuclear Research CH
192.16.155.64/26 64
0.0%
European Organization for Nuclear Research CH
194.12.152.192/26 64
0.0%
European Organization for Nuclear Research CH
194.12.185.192/26 64
0.0%
European Organization for Nuclear Research CH
192.16.155.32/27 32
0.0%
European Organization for Nuclear Research CH
192.65.185.32/27 32
0.0%
European Organization for Nuclear Research CH
192.65.185.160/27 32
0.0%
European Organization for Nuclear Research CH
194.12.152.160/27 32
0.0%
European Organization for Nuclear Research CH
194.12.185.128/27 32
0.0%
European Organization for Nuclear Research CH
194.12.185.160/27 32
0.0%
European Organization for Nuclear Research FR
192.16.155.0/28 16
0.0%
European Organization for Nuclear Research CH
192.65.185.16/28 16
0.0%
European Organization for Nuclear Research CH
192.65.185.64/28 16
0.0%
European Organization for Nuclear Research CH
192.65.185.96/28 16
0.0%
European Organization for Nuclear Research CH
192.65.185.208/28 16
0.0%
European Organization for Nuclear Research CH
192.65.185.224/28 16
0.0%
European Organization for Nuclear Research CH
194.12.152.144/28 16
0.0%
European Organization for Nuclear Research CH
192.16.155.16/29 8
0.0%
European Organization for Nuclear Research CH
192.65.185.8/29 8
0.0%
European Organization for Nuclear Research CH
192.65.185.80/29 8
0.0%
European Organization for Nuclear Research CH
192.65.185.112/29 8
0.0%
European Organization for Nuclear Research CH
192.65.185.136/29 8
0.0%
European Organization for Nuclear Research CH
192.65.185.152/29 8
0.0%
European Organization for Nuclear Research CH
192.65.185.200/29 8
0.0%
European Organization for Nuclear Research CH
192.65.185.248/29 8
0.0%
European Organization for Nuclear Research CH
194.12.152.128/29 8
0.0%
European Organization for Nuclear Research CH
192.16.155.24/30 4
0.0%
European Organization for Nuclear Research CH
192.16.155.28/30 4
0.0%
European Organization for Nuclear Research NL
192.65.185.4/30 4
0.0%
European Organization for Nuclear Research CH
192.65.185.88/30 4
0.0%
European Organization for Nuclear Research CH
192.65.185.124/30 4
0.0%
European Organization for Nuclear Research CH
192.65.185.144/30 4
0.0%
European Organization for Nuclear Research CH
192.65.185.196/30 4
0.0%
European Organization for Nuclear Research CH
192.65.185.240/30 4
0.0%
European Organization for Nuclear Research CH
194.12.152.136/30 4
0.0%
European Organization for Nuclear Research CH
192.65.185.0/31 2
0.0%
European Organization for Nuclear Research CH
192.65.185.92/31 2
0.0%
European Organization for Nuclear Research CH
192.65.185.120/31 2
0.0%
European Organization for Nuclear Research CH
192.65.185.128/31 2
0.0%
European Organization for Nuclear Research CH
192.65.185.132/31 2
0.0%
European Organization for Nuclear Research FR
192.65.185.134/31 2
0.0%
European Organization for Nuclear Research CH
192.65.185.150/31 2
0.0%
European Organization for Nuclear Research CH
192.65.185.192/31 2
0.0%
European Organization for Nuclear Research CH
192.65.185.244/31 2
0.0%
European Organization for Nuclear Research CH
194.12.152.142/31 2
0.0%
European Organization for Nuclear Research CH
192.65.185.2 1
0.0%
European Organization for Nuclear Research CH
192.65.185.3 1
0.0%
European Organization for Nuclear Research FR
192.65.185.94 1
0.0%
European Organization for Nuclear Research CH
192.65.185.95 1
0.0%
European Organization for Nuclear Research FR
192.65.185.122 1
0.0%
European Organization for Nuclear Research CH
192.65.185.123 1
0.0%
European Organization for Nuclear Research FR
192.65.185.130 1
0.0%
European Organization for Nuclear Research FR
192.65.185.131 1
0.0%
European Organization for Nuclear Research CH
192.65.185.148 1
0.0%
European Organization for Nuclear Research FR
192.65.185.149 1
0.0%
European Organization for Nuclear Research CH
192.65.185.194 1
0.0%
European Organization for Nuclear Research FR
192.65.185.195 1
0.0%
European Organization for Nuclear Research CH
192.65.185.246 1
0.0%
European Organization for Nuclear Research FR
192.65.185.247 1
0.0%
European Organization for Nuclear Research CH
194.12.152.140 1
0.0%
European Organization for Nuclear Research FR
194.12.152.141 1
0.0%
European Organization for Nuclear Research CH

Préfixes BGP annoncés

Anomalies BGP en direct →

Préfixes AS513 provient réellement du BGP, observé par nos collecteurs RIPE RIS. Cette vue de routage en direct peut différer de l'allocation de registre ci-dessus.

PrefixÉchantillons d'annonceDernière vue
188.184.0.0/16 10,886 2026-07-24 13:31:44
192.65.184.0/21 10,886 2026-07-24 13:31:44
192.65.183.0/24 10,885 2026-07-24 13:31:44
192.16.166.0/24 10,878 2026-07-24 13:31:44
194.12.128.0/18 10,876 2026-07-24 13:31:44
128.142.0.0/16 10,872 2026-07-24 13:31:44
137.138.0.0/16 10,840 2026-07-24 13:31:44
192.91.236.0/22 10,829 2026-07-24 13:31:44
185.249.56.0/22 10,818 2026-07-24 13:31:44
192.91.240.0/22 10,817 2026-07-24 13:31:44
192.16.160.0/22 10,810 2026-07-24 13:31:44
192.16.155.0/24 10,789 2026-07-24 13:31:44
192.16.164.0/23 10,784 2026-07-24 13:31:44
128.141.0.0/16 10,755 2026-07-24 13:31:44
192.65.196.0/23 10,691 2026-07-24 13:31:43
192.91.246.0/24 10,663 2026-07-24 13:31:44
188.185.0.0/16 10,662 2026-07-24 13:31:44
192.16.156.0/22 10,625 2026-07-24 13:31:44
192.91.244.0/23 10,611 2026-07-24 13:31:44
192.65.192.0/22 10,581 2026-07-24 13:31:43
188.184.128.0/17 1 2026-05-29 21:15:16
188.185.192.0/18 1 2026-05-29 21:15:16
188.184.0.0/17 1 2026-05-29 21:15:16
188.185.128.0/18 1 2026-05-29 21:15:16
188.185.0.0/17 1 2026-05-29 21:15:16

Frequently Asked Questions

Qu'est-ce que l'AS513 ?

L'AS513 est un numéro de système autonome attribué à European Organization for Nuclear Research. Un ASN identifie un réseau qui contrôle un ensemble spécifique d'adresses IP et détermine comment le trafic est acheminé sur internet via BGP (Border Gateway Protocol).

Combien d'adresses IP l'AS513 annonce-t-il ?

L'AS513 annonce 354.8K adresses IPv4 réparties sur 19 préfixes CIDR routés. Le réseau est enregistré en Switzerland.

Qui opère l'AS513 ?

L'AS513 est opéré par European Organization for Nuclear Research. L'organisation est basée en Switzerland. Vous pouvez consulter toutes les plages IP et les ASN associés sur la page de l'organisation.

Dans quel pays l'AS513 est-il enregistré ?

L'AS513 est enregistré en Switzerland. Cela indique où le siège de l'opérateur de réseau est situé, bien que les adresses IP qu'il annonce puissent servir des utilisateurs dans le monde entier.

Dernière mise à jour : 2026-07-24 15:40:31 UTC
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