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自治系统

AS2153

CENIC

已宣布的 IP 地址
3,072
CIDR 前缀
9
ASN
AS2153

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.

57/100
Caution
How this score is built
  • Baseline (neutral) 65
  • Active-threat / abuse risk −12
  • Enterprise allocation +4
  • Trust score 57 / 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

⚠ 1 MOAS 前缀 — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS2153 公告的稳定前缀现在也由另一个 ASN 公告(MOAS — 多源 AS),这是通过我们的 RIPE RIS 收集器检测到的。这通常是良性的(任播、多宿主或近期转移)—— 但它可能预示着路由泄漏或前缀劫持,因此值得检查。

前缀源 ASNs最后检测 (UTC)
132.241.61.0/24 AS2152, AS2153 2026-09-09 04:40:29

Network profile

Source: PeeringDB →
Network type Educational/Research
Geographic scope Regional
Traffic ratio Not Disclosed
Peering policy Selective
IRR record AS-CALRENHPR

Present at 1 internet exchange: Pacific Wave

热门 CIDR 范围

CIDRIP 地址PTR Density组织国家StateCity
130.150.12.0/23 512
0.0%
CENIC US
137.164.26.0/23 512
23.4%
CENIC US
209.129.60.0/23 512
0.0%
CENIC US
136.168.238.0/24 256
1.2%
CENIC US
137.150.137.0/24 256
2.3%
CENIC US
137.164.17.0/24 256
1.6%
CENIC US
137.164.25.0/24 256
6.3%
CENIC US
137.164.28.0/24 256
7.0%
CENIC US
205.154.51.0/24 256
3.1%
CENIC US

BGP 公告前缀

实时 BGP 异常 →

前缀 AS2153 实际源自 BGP,通过我们的 RIPE RIS 收集器观测。此实时路由视图可能与上述注册分配有所不同。

Prefix公告样本最后观测
136.168.238.0/24 300 2026-09-10 13:10:48
130.150.12.0/23 236 2026-09-10 13:10:48
209.129.61.0/24 173 2026-09-10 13:10:48
209.129.60.0/24 173 2026-09-10 13:10:48
132.241.61.0/24 151 2026-09-10 13:10:48
205.154.51.0/24 136 2026-09-10 13:10:48
137.164.25.0/24 132 2026-09-10 13:10:48
137.164.26.0/23 131 2026-09-10 13:10:48
137.164.28.0/24 131 2026-09-10 13:10:48
137.164.17.0/24 131 2026-09-10 13:10:48
137.150.137.0/24 129 2026-09-10 13:10:48
198.188.2.0/26 75 2026-09-10 13:10:47

Frequently Asked Questions

什么是 AS2153?

AS2153 是分配给 CENIC 的自治系统编号 (Autonomous System Number)。ASN 标识一个控制特定 IP 地址集的网络,并通过 BGP(边界网关协议)确定流量如何在互联网上传输。

AS2153 公告了多少个 IP 地址?

AS2153 公告了 3.1K 个 IPv4 地址,分布在 9 个路由 CIDR 前缀中。 该网络在 United States 注册。

谁运营 AS2153?

AS2153 由 CENIC 运营。 该组织总部位于 United States。 您可以在组织页面查看所有 IP 范围和相关 ASNs。

AS2153 在哪个国家注册?

AS2153 在 United States 注册。这表明网络运营商的总部所在地,尽管其公告的 IP 地址可能服务全球用户。

最后更新:2026-09-11 04:11:16 UTC
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