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自治系统

AS33491

Comcast Cable Communications, LLC

已宣布的 IP 地址
47,872
CIDR 前缀
80
ASN
AS33491

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 Xfinity

Comcast Cable Communications, doing business as Xfinity, is an American telecommunications business segment and division of Comcast Corporation. It is used to market consumer cable television, internet, telephone, and wireless services provided by the company.

Founded
1981
Headquarters
Philadelphia
Industry
telecommunications

⚠ 6 MOAS 前缀es — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS33491 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)
199.5.60.0/24 AS19409, AS33491 2026-07-25 21:39:00
199.5.63.0/24 AS19409, AS33491 2026-07-25 21:39:00
199.5.61.0/24 AS19409, AS33491 2026-07-25 21:39:00
63.174.218.0/24 AS19409, AS33491 2026-07-25 21:39:00
199.5.59.0/24 AS19409, AS33491 2026-07-25 21:39:00
204.152.156.0/24 AS2386, AS33491 2026-07-25 21:39:00

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Geographic scope Regional
Traffic ratio Not Disclosed
Peering policy Restrictive

AS33491 — 全球 IP 足迹

AS 所在城市33491 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
209.153.0.0/18 16.4K
20.6%
Comcast Cable Communications, LLC US Illinois Rochelle
164.68.64.0/19 8.2K
0.0%
Comcast Cable Communications, LLC US Illinois Lake Forest
50.220.4.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
50.229.76.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
50.205.54.0/23 512
22.9%
Comcast Cable Communications, LLC US
50.220.130.0/23 512
98.4%
Comcast Cable Communications, LLC US Illinois Champaign
50.224.140.0/23 512
0.0%
Comcast Cable Communications, LLC US Illinois Oak Brook
107.0.96.0/23 512
0.0%
Comcast Cable Communications, LLC US
107.0.182.0/23 512
0.0%
Comcast Cable Communications, LLC US
107.1.102.0/23 512
0.0%
Comcast Cable Communications, LLC US Illinois Bellwood
205.167.202.0/23 512
0.0%
Comcast Cable Communications, LLC US
23.177.32.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Deerfield
24.104.47.0/24 256
88.7%
Comcast Cable Communications, LLC US Illinois Chicago Heights
50.201.119.0/24 256
0.8%
Comcast Cable Communications, LLC US
50.201.191.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Evanston
50.202.73.0/24 256
2.3%
Comcast Cable Communications, LLC US
50.203.174.0/24 256
10.9%
Comcast Cable Communications, LLC US
50.203.242.0/24 256
99.2%
Comcast Cable Communications, LLC US
50.204.23.0/24 256
2.0%
Comcast Cable Communications, LLC US
50.204.91.0/24 256
25.4%
Comcast Cable Communications, LLC US
50.204.189.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Round Lake
50.205.166.0/24 256
8.6%
Comcast Cable Communications, LLC US
50.206.250.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois West Chicago
50.207.233.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.216.36.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.216.227.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.217.237.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.218.78.0/24 256
0.0%
Comcast Cable Communications, LLC US New Hampshire Concord
50.219.59.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Chicago
50.219.60.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Chicago
50.220.44.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.220.116.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.220.188.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Chicago
50.224.45.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Chicago
50.224.194.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.225.88.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Bourbonnais
50.227.239.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Buffalo Grove
50.228.97.0/24 256
0.4%
Comcast Cable Communications, LLC US Illinois Somonauk
50.230.91.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Naperville
50.230.112.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.231.36.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.231.52.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.231.119.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.231.218.0/24 256
0.0%
Comcast Cable Communications, LLC US Indiana Indpls
50.231.221.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Chicago
50.232.93.0/24 256
0.8%
Comcast Cable Communications, LLC US Indiana Hammond
50.232.95.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.232.142.0/24 256
1.6%
Comcast Cable Communications, LLC US
50.232.176.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Chicago
50.232.195.0/24 256
0.4%
Comcast Cable Communications, LLC US Illinois Naperville
50.233.216.0/24 256
4.7%
Comcast Cable Communications, LLC US Illinois Schaumburg
50.233.247.0/24 256
4.3%
Comcast Cable Communications, LLC US
50.234.21.0/24 256
0.0%
Comcast Cable Communications, LLC US Indiana Indpls
50.234.141.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.235.155.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.237.12.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.237.39.0/24 256
0.0%
Comcast Cable Communications, LLC US Connecticut Wilton
50.237.111.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.237.112.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.238.81.0/24 256
98.8%
Comcast Cable Communications, LLC US Illinois Chicago
50.239.160.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Mokena
66.240.58.0/24 256
78.1%
Comcast Cable Communications, LLC US
107.0.70.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Woodridge
107.0.79.0/24 256
91.4%
Comcast Cable Communications, LLC US
107.0.125.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Chicago
107.0.138.0/24 256
0.0%
Comcast Cable Communications, LLC US
107.0.212.0/24 256
98.4%
Comcast Cable Communications, LLC US
107.0.216.0/24 256
96.9%
Comcast Cable Communications, LLC US
107.1.185.0/24 256
98.4%
Comcast Cable Communications, LLC US
107.1.211.0/24 256
0.0%
Comcast Cable Communications, LLC US
107.1.219.0/24 256
94.9%
Comcast Cable Communications, LLC US Illinois Naperville
107.1.253.0/24 256
98.0%
Comcast Cable Communications, LLC US
168.102.131.0/24 256
0.0%
Comcast Cable Communications, LLC US
192.137.57.0/24 256
0.0%
Comcast Cable Communications, LLC US
198.179.255.0/24 256
0.4%
Comcast Cable Communications, LLC US Illinois Harwood Heights
199.68.13.0/24 256
0.0%
Comcast Cable Communications, LLC US
204.68.241.0/24 256
0.0%
Comcast Cable Communications, LLC US
204.152.156.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Downers Grove
204.194.2.0/24 256
0.0%
Comcast Cable Communications, LLC US
209.23.249.0/24 256
70.7%
Comcast Cable Communications, LLC US
209.51.81.0/24 256
75.4%
Comcast Cable Communications, LLC US Indiana Fort Wayne

BGP 公告前缀

实时 BGP 异常 →

前缀 AS33491 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
50.204.189.0/24 22,431 2026-07-25 20:02:53
50.228.97.0/24 18,461 2026-07-25 20:02:53
164.68.88.0/22 18,176 2026-07-25 20:02:53
164.68.64.0/20 18,175 2026-07-25 20:02:53
164.68.80.0/21 18,160 2026-07-25 20:02:53
164.68.92.0/23 18,136 2026-07-25 20:02:53
164.68.94.0/23 18,119 2026-07-25 20:02:53
50.206.250.0/24 14,183 2026-07-25 20:02:53
50.216.227.0/24 11,981 2026-07-25 20:02:53
50.203.174.0/24 9,299 2026-07-25 20:02:55
192.137.57.0/24 9,171 2026-07-25 20:02:53
50.232.93.0/24 8,893 2026-07-25 20:02:53
209.153.0.0/18 8,570 2026-07-25 20:02:53
107.1.102.0/23 8,541 2026-07-25 20:02:53
50.204.91.0/24 7,960 2026-07-21 16:02:19
50.234.21.0/24 7,853 2026-07-25 20:02:53
50.235.155.0/24 7,587 2026-07-25 20:02:53
50.233.247.0/24 7,587 2026-07-25 20:02:53
50.237.111.0/24 7,582 2026-07-25 20:02:53
50.220.188.0/24 7,564 2026-07-25 20:02:53
50.216.36.0/24 7,556 2026-07-25 20:02:53
50.232.142.0/24 7,553 2026-07-25 20:02:53
24.104.47.0/24 7,551 2026-07-25 20:02:53
50.201.119.0/24 7,546 2026-07-25 20:02:53
50.218.78.0/24 7,539 2026-07-25 20:02:53
50.232.176.0/24 7,537 2026-07-25 20:02:53
50.237.39.0/24 7,534 2026-07-25 20:02:53
50.229.76.0/22 7,534 2026-07-25 20:02:53
50.204.23.0/24 7,530 2026-07-25 20:02:53
50.217.237.0/24 7,528 2026-07-25 20:02:53
50.205.54.0/23 7,526 2026-07-25 20:02:53
50.239.160.0/24 7,526 2026-07-25 20:02:53
50.231.221.0/24 7,520 2026-07-25 20:02:53
50.220.130.0/23 7,518 2026-07-25 20:02:53
50.205.166.0/24 7,515 2026-07-25 20:02:53
50.207.233.0/24 7,514 2026-07-25 20:02:53
50.202.73.0/24 7,507 2026-07-25 20:02:53
50.231.52.0/24 7,500 2026-07-25 20:02:53
50.230.112.0/24 7,499 2026-07-25 20:02:53
50.220.116.0/24 7,499 2026-07-25 20:02:53
50.227.239.0/24 7,498 2026-07-25 20:02:53
50.220.4.0/22 7,493 2026-07-25 20:02:53
50.232.95.0/24 7,492 2026-07-25 20:02:53
50.219.59.0/24 7,492 2026-07-25 20:02:53
50.219.60.0/24 7,491 2026-07-25 20:02:53
50.224.45.0/24 7,490 2026-07-25 20:02:53
50.224.140.0/23 7,488 2026-07-25 20:02:53
50.231.119.0/24 7,488 2026-07-25 20:02:53
50.220.44.0/24 7,487 2026-07-25 20:02:53
50.234.141.0/24 7,486 2026-07-25 20:02:53

显示前 50 of 91 按样本量公告的前缀。

Frequently Asked Questions

什么是 AS33491?

AS33491 是分配给 Comcast Cable 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。

AS33491 公告了多少个 IP 地址?

AS33491 公告了 47.9K 个 IPv4 地址,分布在 80 个路由 CIDR 前缀中。 该网络在 United States 注册。

谁运营 AS33491?

AS33491 由 Comcast Cable 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。

AS33491 在哪个国家注册?

AS33491 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:2026-07-25 21:40:31 UTC
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