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AS174

Cogent Communications, LLC

Cogent Communications, LLC United States 🌐 cogentco.com
已宣布的 IP 地址
24,960,507
CIDR 前缀
9,999
ASN
AS174

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.

58/100
Caution
How this score is built
  • Baseline (neutral) 65
  • Multiple-origin (MOAS) routing anomaly −12
  • Isp allocation +5
  • Trust score 58 / 100

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

About Cogent Communications

Cogent Communications Holdings, Inc. is a multinational internet service provider based in the United States.

Founded
1999
Headquarters
Washington, D.C.
Industry
telecommunications
Official website ↗ Summary from Wikipedia, CC BY-SA 4.0 · Data from Wikidata

⚠ 100+ MOAS 前缀es — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS174 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)
38.196.176.0/24 AS174, AS273844 2026-07-24 04:23:45
38.77.139.0/24 AS174, AS7124 2026-07-24 04:23:45
170.75.160.0/20 AS174, AS394745 2026-07-24 04:23:45
38.156.92.0/24 AS174, AS272137 2026-07-24 04:23:45
38.19.214.0/24 AS174, AS53107 2026-07-24 04:23:45
38.156.93.0/24 AS174, AS272137 2026-07-24 04:23:45
38.83.8.0/22 AS174, AS7029 2026-07-24 04:23:45
204.126.99.0/24 AS174, AS402361 2026-07-24 04:23:45
38.147.219.0/24 AS174, AS54004 2026-07-24 04:23:45
38.147.221.0/24 AS174, AS46887 2026-07-24 04:23:45
38.131.151.0/24 AS174, AS395111 2026-07-24 04:23:45
38.147.222.0/24 AS174, AS399353 2026-07-24 04:23:45
38.145.100.0/23 AS174, AS395111 2026-07-24 04:23:45
38.145.124.0/23 AS174, AS395111 2026-07-24 04:23:45
38.210.65.0/24 AS174, AS273050 2026-07-24 04:23:45

显示最近检测到的 15 个，共 100+ 个 MOAS 前缀。大型网络上的许多多源前缀是良性的（任播）；请参阅 所有 MOAS 异常.

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 100+Tbps
Geographic scope Global
Peering policy No
Website ↗ Looking glass ↗

Web3 footprint

AS174 hosts 31 observed decentralized-network nodes across 3 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

IPFS IPFS 18 ◎ Solana 10 FIL Filecoin 3

AS174 — 全球 IP 足迹

AS 所在城市174 拥有可衡量的 IPv4 分配。点击任意圆点可打开该城市的页面。大小和颜色随 IP 数量变化。

在 3D 地球上查看 →

热门 CIDR 范围

CIDRIP 地址PTR Density组织国家StateCity
38.216.0.0/13 524.3K
2.3%
Cogent Communications, LLC US — —
38.216.0.0/14 262.1K
2.2%
Cogent Communications, LLC US Maryland Mount Airy
38.232.0.0/14 262.1K
0.1%
Cogent Communications, LLC US California Torrance
149.92.0.0/14 262.1K
0.0%
Cogent Communications, LLC US — —
204.204.0.0/14 262.1K
0.0%
Cogent Communications, LLC US — —
206.4.0.0/14 262.1K
2.1%
Cogent Communications, LLC US — —
38.0.0.0/15 131.1K
0.5%
Cogent Communications, LLC US Pennsylvania Glenside
38.4.0.0/15 131.1K
0.3%
Cogent Communications, LLC US California San Jose
38.36.0.0/15 131.1K
1.0%
Cogent Communications, LLC US — —
38.138.0.0/15 131.1K
1.0%
Cogent Communications, LLC US New York New York
38.152.0.0/15 131.1K
14.5%
Cogent Communications, LLC US California Los Angeles
38.160.0.0/15 131.1K
1.9%
Cogent Communications, LLC US New York New York
38.184.0.0/15 131.1K
3.6%
Cogent Communications, LLC US California Los Angeles
38.214.0.0/15 131.1K
0.7%
Cogent Communications, LLC US — —
38.222.0.0/15 131.1K
2.0%
Cogent Communications, LLC US — —
38.230.0.0/15 131.1K
0.0%
Cogent Communications, LLC US — —
149.66.0.0/15 131.1K
0.0%
Cogent Communications, LLC US — —
154.24.0.0/15 131.1K
10.1%
Cogent Communications, LLC US Stockholm County Stockholm
38.5.0.0/16 65.5K
0.7%
Cogent Communications, LLC US Kansas Olathe
38.8.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
38.16.0.0/16 65.5K
0.0%
Cogent Communications, LLC US Idaho Idaho Falls
38.24.0.0/16 65.5K
0.1%
Cogent Communications, LLC US California Los Angeles
38.26.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
38.32.0.0/16 65.5K
4.3%
Cogent Communications, LLC US — —
38.104.0.0/16 65.5K
22.5%
Cogent Communications, LLC US Arizona Phoenix
38.120.0.0/16 65.5K
0.7%
Cogent Communications, LLC US District of Columbia Washington
38.122.0.0/16 65.5K
12.5%
Cogent Communications, LLC US Arizona Phoenix
38.136.0.0/16 65.5K
2.0%
Cogent Communications, LLC US New Jersey Sewell
38.142.0.0/16 65.5K
7.7%
Cogent Communications, LLC US Virginia Arlington
38.144.0.0/16 65.5K
0.2%
Cogent Communications, LLC US — —
38.149.0.0/16 65.5K
2.1%
Cogent Communications, LLC US New York The Bronx
38.151.0.0/16 65.5K
4.8%
Cogent Communications, LLC US Florida Palm Beach Gardens
38.157.0.0/16 65.5K
1.7%
Cogent Communications, LLC US — —
38.163.0.0/16 65.5K
2.9%
Cogent Communications, LLC US — —
38.164.0.0/16 65.5K
0.0%
Cogent Communications, LLC US Pennsylvania Morrisville
38.167.0.0/16 65.5K
0.8%
Cogent Communications, LLC US — —
38.168.0.0/16 65.5K
1.8%
Cogent Communications, LLC US — —
38.170.0.0/16 65.5K
15.4%
Cogent Communications, LLC US — —
38.176.0.0/16 65.5K
1.6%
Cogent Communications, LLC US Virginia Sterling
38.193.0.0/16 65.5K
17.8%
Cogent Communications, LLC US — —
38.195.0.0/16 65.5K
6.7%
Cogent Communications, LLC US Illinois Chicago
38.197.0.0/16 65.5K
1.2%
Cogent Communications, LLC US Illinois Chicago
38.198.0.0/16 65.5K
0.6%
Cogent Communications, LLC US Wisconsin Milwaukee
38.208.0.0/16 65.5K
1.5%
Cogent Communications, LLC US — —
38.220.0.0/16 65.5K
1.9%
Cogent Communications, LLC US Florida Palm Beach Gardens
38.222.0.0/16 65.5K
0.0%
Cogent Communications, LLC VE Falcón Coro
38.223.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
38.227.0.0/16 65.5K
0.0%
Cogent Communications, LLC US New Jersey Totowa
38.228.0.0/16 65.5K
0.0%
Cogent Communications, LLC US Massachusetts Boston
38.231.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
38.241.0.0/16 65.5K
0.1%
Cogent Communications, LLC US Illinois Evanston
38.245.0.0/16 65.5K
0.4%
Cogent Communications, LLC US Texas Dallas
38.249.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
38.251.0.0/16 65.5K
0.4%
Cogent Communications, LLC US New York New York
66.247.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
128.145.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
136.161.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
143.240.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
144.228.0.0/16 65.5K
3.4%
Cogent Communications, LLC US Virginia Yorktown
144.232.0.0/16 65.5K
7.0%
Cogent Communications, LLC US Pennsylvania Harrisburg
148.254.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
149.9.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
149.11.0.0/16 65.5K
6.0%
Cogent Communications, LLC US — —
149.16.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
149.29.0.0/16 65.5K
1.3%
Cogent Communications, LLC US — —
149.35.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
149.38.0.0/16 65.5K
0.1%
Cogent Communications, LLC US — —
149.53.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
149.85.0.0/16 65.5K
0.0%
Cogent Communications, LLC US New Jersey Clifton
149.123.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
149.127.0.0/16 65.5K
0.1%
Cogent Communications, LLC US Virginia Reston
156.46.0.0/16 65.5K
7.0%
Cogent Communications, LLC US — —
160.81.0.0/16 65.5K
1.7%
Cogent Communications, LLC US Pennsylvania Fairless Hills
167.141.0.0/16 65.5K
0.4%
Cogent Communications, LLC US — —
199.100.0.0/16 65.5K
1.1%
Cogent Communications, LLC US — —
204.5.0.0/16 65.5K
1.7%
Cogent Communications, LLC US — —
204.7.0.0/16 65.5K
1.5%
Cogent Communications, LLC US — —
204.240.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
204.243.0.0/16 65.5K
1.6%
Cogent Communications, LLC US — —
205.199.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
206.2.0.0/16 65.5K
13.1%
Cogent Communications, LLC US — —
206.149.0.0/16 65.5K
24.5%
Cogent Communications, LLC US — —
206.233.0.0/16 65.5K
1.7%
Cogent Communications, LLC US — —
206.234.0.0/16 65.5K
1.1%
Cogent Communications, LLC US — —
206.236.0.0/16 65.5K
0.4%
Cogent Communications, LLC US — —
206.249.0.0/16 65.5K
0.2%
Cogent Communications, LLC US — —
206.250.0.0/16 65.5K
0.0%
Cogent Communications, LLC US — —
207.142.0.0/16 65.5K
0.6%
Cogent Communications, LLC US Florida Miami
208.35.0.0/16 65.5K
0.0%
Cogent Communications, LLC US Colorado Parker
38.4.128.0/17 32.8K
0.0%
Cogent Communications, LLC US — —
38.5.128.0/17 32.8K
0.0%
Cogent Communications, LLC US — —
38.26.128.0/17 32.8K
0.0%
Cogent Communications, LLC US — —
38.30.0.0/17 32.8K
0.3%
Cogent Communications, LLC US New York New York
38.31.128.0/17 32.8K
0.0%
Cogent Communications, LLC US — —
38.40.128.0/17 32.8K
0.0%
Cogent Communications, LLC US — —
38.53.0.0/17 32.8K
0.0%
Cogent Communications, LLC US — —
38.54.128.0/17 32.8K
0.0%
Cogent Communications, LLC US — —
38.63.0.0/17 32.8K
0.0%
Cogent Communications, LLC US — —
38.71.128.0/17 32.8K
0.0%
Cogent Communications, LLC US Illinois Elk Grove Village
38.73.0.0/17 32.8K
3.9%
Cogent Communications, LLC US California San Jose

BGP 公告前缀

实时 BGP 异常 →

前缀 AS174 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
208.4.159.0/24 34,603 2026-07-24 03:55:26
208.77.1.0/24 25,176 2026-07-24 04:11:41
103.247.131.0/24 24,391 2026-07-24 04:11:41
154.13.252.0/23 24,162 2026-07-24 04:11:32
154.13.206.0/23 24,137 2026-07-24 04:11:32
154.13.254.0/23 24,131 2026-07-24 04:11:32
154.13.244.0/22 24,114 2026-07-24 04:11:32
161.199.227.0/24 24,097 2026-07-24 04:11:32
69.54.244.0/22 24,095 2026-07-24 04:11:32
185.76.40.0/22 24,066 2026-07-24 04:11:32
154.13.212.0/22 24,050 2026-07-24 04:11:32
154.13.204.0/23 24,044 2026-07-24 04:11:32
140.235.116.0/22 23,978 2026-07-24 04:11:32
154.29.2.0/24 23,978 2026-07-24 04:11:32
154.13.198.0/23 23,964 2026-07-24 04:11:32
154.214.0.0/24 23,943 2026-07-24 04:11:32
154.88.42.0/23 23,935 2026-07-24 04:11:32
154.13.248.0/22 23,910 2026-07-24 04:11:32
154.194.46.0/23 23,900 2026-07-24 04:11:32
154.28.67.0/24 23,885 2026-07-24 04:11:32
69.54.252.0/22 23,878 2026-07-24 04:11:32
64.22.72.0/24 23,871 2026-07-24 04:11:32
154.37.76.0/24 23,867 2026-07-24 04:11:32
175.29.64.0/19 23,865 2026-07-24 04:11:32
154.37.72.0/24 23,819 2026-07-24 04:11:32
204.11.144.0/22 23,771 2026-07-24 04:11:32
154.17.157.0/24 23,765 2026-07-24 04:11:32
154.194.48.0/23 23,748 2026-07-24 04:11:32
170.39.80.0/22 23,746 2026-07-24 04:11:32
64.112.92.0/22 23,701 2026-07-24 04:11:32
154.17.188.0/23 23,668 2026-07-24 04:11:32
208.64.220.0/22 23,651 2026-07-24 04:11:32
38.224.50.0/23 22,060 2026-07-24 03:49:15
154.3.78.0/23 21,943 2026-07-06 17:43:35
65.172.132.0/24 21,091 2026-07-24 04:11:32
103.247.129.0/24 19,036 2026-07-24 04:11:41
198.183.137.0/24 18,571 2026-07-24 04:11:32
198.183.134.0/24 18,534 2026-07-24 04:11:32
198.183.138.0/24 18,516 2026-07-24 04:11:32
172.120.38.0/24 18,277 2026-07-24 04:11:41
209.10.119.0/24 18,035 2026-07-24 04:11:32
45.39.214.0/24 17,930 2026-07-24 04:11:41
207.13.72.0/24 17,902 2026-07-24 04:11:32
95.134.14.0/24 17,859 2026-07-24 04:11:41
173.232.3.0/24 17,816 2026-07-24 03:55:58
70.39.158.0/24 17,709 2026-07-24 04:11:41
66.227.112.0/22 17,706 2026-07-24 04:11:41
65.87.2.0/24 17,703 2026-07-24 04:11:41
96.62.174.0/24 17,703 2026-07-24 04:11:41
96.62.238.0/24 17,678 2026-07-24 04:11:41

显示前 50 of 5,064 按样本量公告的前缀。

Frequently Asked Questions

什么是 AS174？

AS174 是分配给 Cogent Communications, LLC 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。

AS174 公告了多少个 IP 地址？

AS174 公告了 24.96M 个 IPv4 地址，分布在 9,999 个路由 CIDR 前缀中。 该网络在 United States 注册。

谁运营 AS174？

AS174 由 Cogent Communications, LLC 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。

AS174 在哪个国家注册？

AS174 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：2026-07-24 04:25:31 UTC
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