Système Autonome

AS2152

CENIC

CENIC United States 🌐 cenic.org

IPs annoncées

1,890,048

Préfixes CIDR

368

ASN

AS2152

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 Corporation for Education Network Initiatives in California

The Corporation for Education Network Initiatives in California is a nonprofit corporation formed in 1997 to provide high-performance, high-bandwidth networking services to California universities and research institutions. Through this corporation, representatives from all of California's K-20 public education combine their networking resources toward the operation, deployment, and maintenance of the California Research and Education Network, or CalREN.

Founded

1996

Headquarters

La Mirada

Official website ↗ Summary from Wikipedia, CC BY-SA 4.0 · Data from Wikidata

Network profile

Source: PeeringDB →

Network type Educational/Research

Traffic level 1-5Tbps

Geographic scope Regional

Traffic ratio Heavy Inbound

Peering policy Selective

IRR record AS-CALRENDC

Present at 7 internet exchanges: NYIIX Los Angeles, Equinix Palo Alto, Equinix Los Angeles, Equinix San Jose, BBIX US-West, MegaIX Los Angeles, MegaIX Bay Area

Website ↗ Looking glass ↗

AS2152 — empreinte IP mondiale

Villes où l'AS2152 a une allocation IPv4 mesurable. Cliquez sur n'importe quel point pour ouvrir la page de cette ville. La taille et la couleur varient en fonction du nombre d'IP.

Voir sur le globe 3D →

Principales plages CIDR

CIDR	IPs	PTR Density	Organisation	Pays	State	City
137.150.0.0/15	131.1K	0.0%	CENIC	US	California	Arcata
130.65.0.0/16	65.5K	6.0%	CENIC	US	California	San Jose
130.157.0.0/16	65.5K	0.0%	CENIC	US	California	Rohnert Park
130.166.0.0/16	65.5K	0.3%	CENIC	US	California	Northridge
130.182.0.0/16	65.5K	0.6%	CENIC	US	California	Los Angeles
132.241.0.0/16	65.5K	0.0%	CENIC	US	California	Chico
134.139.0.0/16	65.5K	36.7%	CENIC	US	California	Long Beach
134.154.0.0/16	65.5K	0.0%	CENIC	US	California	Hayward
137.145.0.0/16	65.5K	0.1%	CENIC	US	California	Hermosa Beach
137.151.0.0/16	65.5K	4.2%	CENIC	US	California	Fullerton
139.182.0.0/16	65.5K	8.1%	CENIC	US	California	Riverside
144.37.0.0/16	65.5K	0.3%	CENIC	US	California	Escondido
146.244.0.0/16	65.5K	0.8%	CENIC	US	California	San Diego
147.144.0.0/16	65.5K	0.0%	CENIC	US	California	South San Francisco
155.135.0.0/16	65.5K	0.0%	CENIC	US	California	Long Beach
160.227.0.0/16	65.5K	0.2%	CENIC	US	California	Spring Valley
165.196.0.0/16	65.5K	0.8%	CENIC	US	California	Sacramento
198.189.0.0/16	65.5K	0.0%	CENIC	US	California	Monterey
130.191.128.0/17	32.8K	3.0%	CENIC	US	California	San Diego
130.212.128.0/17	32.8K	0.8%	CENIC	US	California	San Francisco
136.168.0.0/17	32.8K	41.8%	CENIC	US	California	Bakersfield
137.150.0.0/17	32.8K	0.2%	CENIC	US	California	Eureka
137.164.128.0/17	32.8K	0.0%	CENIC	US	California	City of Angels
198.188.128.0/17	32.8K	0.0%	CENIC	US	California	Los Angeles
198.189.0.0/17	32.8K	1.5%	CENIC	US	California	Monterey
205.155.128.0/17	32.8K	0.0%	CENIC	US	California	Douglas City
207.62.128.0/17	32.8K	0.0%	CENIC	US	California	San Mateo
207.233.0.0/17	32.8K	0.0%	CENIC	US	California	Hemet
209.188.128.0/17	32.8K	0.0%	CENIC	US	California	Daly City
130.150.0.0/18	16.4K	0.0%	CENIC	US	—	—
130.150.128.0/18	16.4K	0.0%	CENIC	US	—	—
130.212.0.0/18	16.4K	2.7%	CENIC	US	California	San Francisco
136.168.128.0/18	16.4K	3.9%	CENIC	US	California	Bakersfield
137.150.192.0/18	16.4K	0.0%	CENIC	US	California	Arcata
198.188.64.0/18	16.4K	0.0%	CENIC	US	California	Los Angeles
204.102.64.0/18	16.4K	0.0%	CENIC	US	California	San Francisco
204.102.128.0/18	16.4K	0.2%	CENIC	US	California	Los Angeles
205.155.0.0/18	16.4K	0.0%	CENIC	US	California	Watsonville
205.155.128.0/18	16.4K	14.0%	CENIC	US	California	Burnt Ranch
207.62.192.0/18	16.4K	2.2%	CENIC	US	California	Belmont
209.129.64.0/18	16.4K	3.8%	CENIC	US	California	San Francisco
209.129.128.0/18	16.4K	4.8%	CENIC	US	California	Saratoga
130.17.0.0/19	8.2K	37.9%	CENIC	US	—	—
130.150.32.0/19	8.2K	0.0%	CENIC	US	—	—
130.150.96.0/19	8.2K	0.0%	CENIC	US	—	—
130.191.0.0/19	8.2K	5.4%	CENIC	US	California	San Diego
130.191.64.0/19	8.2K	1.8%	CENIC	US	California	Spring Valley
130.212.64.0/19	8.2K	1.9%	CENIC	US	California	San Francisco
136.168.192.0/19	8.2K	11.2%	CENIC	US	—	—
137.150.160.0/19	8.2K	0.0%	CENIC	US	California	Oakley
137.164.0.0/19	8.2K	0.0%	CENIC	US	California	Pala
137.164.96.0/19	8.2K	0.0%	CENIC	US	California	Crescent City
137.164.160.0/19	8.2K	0.2%	CENIC	US	California	Truckee
198.188.0.0/19	8.2K	0.0%	CENIC	US	California	Los Angeles
198.188.96.0/19	8.2K	0.3%	CENIC	US	California	South Gate
204.102.64.0/19	8.2K	0.2%	CENIC	US	California	San Francisco
204.102.192.0/19	8.2K	0.0%	CENIC	US	California	Salinas
205.154.0.0/19	8.2K	0.0%	CENIC	US	California	Pasadena
205.154.160.0/19	8.2K	0.0%	CENIC	US	California	Los Angeles
205.154.192.0/19	8.2K	1.9%	CENIC	US	California	Riverside
205.155.96.0/19	8.2K	0.2%	CENIC	US	—	—
205.155.192.0/19	8.2K	0.0%	CENIC	US	California	Chico
206.224.224.0/19	8.2K	0.3%	CENIC	US	California	Orange
207.62.32.0/19	8.2K	0.0%	CENIC	US	California	Modesto
207.233.0.0/19	8.2K	0.5%	CENIC	US	California	Hemet
207.233.64.0/19	8.2K	1.4%	CENIC	US	California	Long Beach
209.129.32.0/19	8.2K	0.0%	CENIC	US	California	Oceanside
209.129.192.0/19	8.2K	0.3%	CENIC	US	California	Oakland
64.39.112.0/20	4.1K	0.0%	CENIC	US	California	Ukiah
130.17.16.0/20	4.1K	2.0%	CENIC	ES	—	—
130.150.16.0/20	4.1K	0.0%	CENIC	US	—	—
130.150.208.0/20	4.1K	0.0%	CENIC	US	—	—
130.150.224.0/20	4.1K	0.0%	CENIC	US	—	—
130.191.32.0/20	4.1K	4.4%	CENIC	US	California	Chula Vista
130.191.112.0/20	4.1K	3.1%	CENIC	US	—	—
130.212.96.0/20	4.1K	0.1%	CENIC	US	—	—
136.168.224.0/20	4.1K	0.0%	CENIC	US	—	—
137.150.144.0/20	4.1K	1.3%	CENIC	US	—	—
137.164.0.0/20	4.1K	28.1%	CENIC	US	California	San Diego
137.164.32.0/20	4.1K	13.2%	CENIC	US	California	Alhambra
137.164.64.0/20	4.1K	0.1%	CENIC	US	California	Santa Ana
137.164.96.0/20	4.1K	0.5%	CENIC	US	California	Crescent City
137.164.144.0/20	4.1K	0.0%	CENIC	US	California	Alturas
137.164.192.0/20	4.1K	0.3%	CENIC	US	California	Tuolumne
137.164.240.0/20	4.1K	2.2%	CENIC	US	California	City of Angels
165.74.16.0/20	4.1K	0.1%	CENIC	US	—	—
198.188.32.0/20	4.1K	0.0%	CENIC	US	California	Los Angeles
198.188.64.0/20	4.1K	0.0%	CENIC	US	—	—
198.188.128.0/20	4.1K	0.1%	CENIC	US	California	Los Angeles
198.189.144.0/20	4.1K	13.7%	CENIC	US	California	Ukiah
198.189.160.0/20	4.1K	0.5%	CENIC	US	—	—
204.102.16.0/20	4.1K	0.0%	CENIC	US	—	—
204.102.32.0/20	4.1K	0.0%	CENIC	US	California	Anaheim
204.102.96.0/20	4.1K	4.2%	CENIC	US	—	—
204.102.208.0/20	4.1K	0.0%	CENIC	US	California	Glendale
204.102.240.0/20	4.1K	2.6%	CENIC	US	California	Alhambra
205.154.48.0/20	4.1K	0.0%	CENIC	US	—	—
205.154.224.0/20	4.1K	0.0%	CENIC	US	California	Fontana
205.155.80.0/20	4.1K	4.6%	CENIC	US	—	—
207.62.16.0/20	4.1K	0.0%	CENIC	US	California	Templeton

Préfixes BGP annoncés

Anomalies BGP en direct →

Préfixes AS2152 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.

Prefix	Échantillons d'annonce	Dernière vue
216.231.241.0/24	311,026	2026-07-24 15:46:37
137.151.252.0/23	18,982	2026-07-24 15:46:36
198.189.234.0/24	18,422	2026-07-23 09:35:44
204.89.147.0/24	17,790	2026-07-24 15:46:37
207.166.60.0/24	17,787	2026-07-24 15:46:37
198.137.152.0/24	17,549	2026-07-24 15:46:37
206.15.235.0/24	15,249	2026-07-24 15:46:38
206.15.254.0/23	13,939	2026-07-24 15:46:53
207.166.2.0/23	13,715	2026-07-24 15:46:53
207.166.58.0/24	13,690	2026-07-24 15:46:53
206.78.236.0/22	13,357	2026-07-24 15:46:57
163.150.244.0/23	12,377	2026-07-24 15:46:36
141.174.90.0/24	11,868	2026-07-24 15:46:37
147.144.128.0/17	11,422	2026-07-24 15:46:37
147.144.0.0/17	11,338	2026-07-24 15:46:37
198.137.151.0/24	11,171	2026-07-24 15:46:37
209.132.159.0/24	9,901	2026-07-24 15:46:38
209.132.158.0/24	9,759	2026-07-24 15:46:38
144.37.128.0/17	8,904	2026-07-24 15:47:26
204.69.4.0/24	8,745	2026-07-24 15:46:38
204.17.179.0/24	8,743	2026-07-24 15:46:36
198.102.103.0/24	8,673	2026-07-24 15:46:36
206.15.240.0/24	8,429	2026-07-24 15:46:37
207.166.55.0/24	7,962	2026-07-24 15:46:37
207.166.0.0/24	7,961	2026-07-24 15:46:37
207.166.1.0/24	7,956	2026-07-24 15:46:37
137.151.0.0/16	6,927	2026-07-24 15:46:36
165.196.0.0/16	6,863	2026-07-24 15:46:37
192.189.47.0/24	6,774	2026-07-24 15:46:37
204.75.250.0/23	6,577	2026-07-24 15:46:37
192.189.45.0/24	6,571	2026-07-24 15:46:37
192.189.48.0/24	6,570	2026-07-24 15:46:37
206.15.246.0/24	6,543	2026-07-24 15:46:37
206.15.236.0/22	6,539	2026-07-24 15:46:37
206.15.245.0/24	6,517	2026-07-24 15:46:37
206.15.243.0/24	6,514	2026-07-24 15:46:37
192.190.45.0/24	6,465	2026-07-24 15:46:36
132.241.61.0/24	6,450	2026-07-24 15:46:37
132.241.0.0/16	6,306	2026-07-24 15:46:37
198.49.104.0/24	6,289	2026-07-24 15:46:37
206.15.224.0/23	6,254	2026-07-24 15:46:37
165.74.16.0/20	6,249	2026-07-24 15:46:37
206.15.251.0/24	6,217	2026-07-24 15:46:37
198.32.251.0/24	6,205	2026-07-24 15:46:37
137.164.16.0/24	6,197	2026-07-24 15:46:37
134.154.120.0/21	6,192	2026-07-24 15:46:36
134.154.222.0/24	6,184	2026-07-24 15:46:36
134.154.2.0/24	6,181	2026-07-24 15:46:36
206.15.228.0/23	6,034	2026-07-24 15:46:37
206.15.226.0/23	6,028	2026-07-24 15:46:37

Affichage des meilleurs 50 of 749 préfixes annoncés par volume d'échantillons.

Frequently Asked Questions

Qu'est-ce que l'AS2152 ?

L'AS2152 est un numéro de système autonome attribué à CENIC. 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'AS2152 annonce-t-il ?

L'AS2152 annonce 1.89M adresses IPv4 réparties sur 368 préfixes CIDR routés. Le réseau est enregistré en United States.

Qui opère l'AS2152 ?

L'AS2152 est opéré par CENIC. L'organisation est basée en United States. Vous pouvez consulter toutes les plages IP et les ASN associés sur la page de l'organisation.

Dans quel pays l'AS2152 est-il enregistré ?

L'AS2152 est enregistré en United States. 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 19:55:31 UTC