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自治系统

AS33667

Comcast Cable Communications, LLC

已宣布的 IP 地址
56,576
CIDR 前缀
51
ASN
AS33667

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

⚠ 33 MOAS 前缀es — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS33667 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)
138.226.112.0/21 AS33651, AS33667 2026-07-25 21:39:00
204.145.245.0/24 AS33651, AS33667 2026-07-25 21:39:00
192.70.238.0/24 AS33651, AS33667 2026-07-25 21:39:00
138.226.48.0/21 AS33651, AS33667 2026-07-25 21:39:00
9.142.118.0/23 AS33651, AS33667 2026-07-25 21:39:00
63.246.152.0/24 AS33651, AS33667 2026-07-25 21:39:00
135.132.64.0/19 AS33651, AS33667 2026-07-25 21:39:00
140.89.64.0/18 AS33651, AS33667 2026-07-25 21:39:00
192.206.19.0/24 AS33651, AS33667 2026-07-25 21:39:00
198.202.219.0/24 AS33651, AS33667 2026-07-25 21:39:00
63.246.159.0/24 AS33651, AS33667 2026-07-25 21:39:00
5.182.195.0/24 AS33651, AS33667 2026-07-25 21:39:00
169.230.77.0/24 AS33651, AS33667 2026-07-25 21:39:00
63.246.148.0/24 AS33651, AS33667 2026-07-25 21:39:00
192.189.161.0/24 AS33651, AS33667 2026-07-25 21:39:00

显示最近检测到的 15 个,共 33 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 Cable/DSL/ISP
Geographic scope Regional
Traffic ratio Not Disclosed
Peering policy Restrictive

热门 CIDR 范围

CIDRIP 地址PTR Density组织国家StateCity
140.89.64.0/18 16.4K
0.0%
Comcast Cable Communications, LLC US
9.142.96.0/19 8.2K
0.0%
Comcast Cable Communications, LLC US
135.132.64.0/19 8.2K
0.0%
Comcast Cable Communications, LLC US
9.142.48.0/20 4.1K
0.0%
Comcast Cable Communications, LLC US
9.142.96.0/20 4.1K
0.0%
Comcast Cable Communications, LLC US
135.132.80.0/20 4.1K
0.0%
Comcast Cable Communications, LLC US
138.226.64.0/20 4.1K
0.0%
Comcast Cable Communications, LLC US
9.142.120.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US
135.132.64.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US
138.226.48.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US
138.226.112.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US
9.142.112.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
138.226.192.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
5.182.194.0/23 512
0.0%
Comcast Cable Communications, LLC US
9.142.116.0/23 512
0.0%
Comcast Cable Communications, LLC US
107.0.64.0/23 512
0.8%
Comcast Cable Communications, LLC US
161.82.44.0/23 512
0.0%
Comcast Cable Communications, LLC US
169.230.76.0/23 512
10.5%
Comcast Cable Communications, LLC US
5.182.186.0/24 256
0.0%
Comcast Cable Communications, LLC US
5.182.193.0/24 256
0.0%
Comcast Cable Communications, LLC US
5.182.195.0/24 256
0.0%
Comcast Cable Communications, LLC US
36.255.215.0/24 256
0.0%
Comcast Cable Communications, LLC US
45.67.141.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.203.5.0/24 256
0.0%
Comcast Cable Communications, LLC US California Sonora
50.203.201.0/24 256
1.2%
Comcast Cable Communications, LLC US
50.207.246.0/24 256
97.3%
Comcast Cable Communications, LLC US
50.222.62.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.236.209.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.239.185.0/24 256
0.0%
Comcast Cable Communications, LLC US
63.246.148.0/24 256
0.0%
Comcast Cable Communications, LLC US
63.246.152.0/24 256
0.0%
Comcast Cable Communications, LLC US Illinois Mount Sterling
63.246.159.0/24 256
0.0%
Comcast Cable Communications, LLC US
64.189.18.0/24 256
92.2%
Comcast Cable Communications, LLC US California San Francisco
78.31.206.0/24 256
0.0%
Comcast Cable Communications, LLC US
103.111.63.0/24 256
0.0%
Comcast Cable Communications, LLC PK
103.216.197.0/24 256
0.0%
Comcast Cable Communications, LLC US
139.181.7.0/24 256
0.0%
Comcast Cable Communications, LLC US California San Jose
139.181.26.0/24 256
0.0%
Comcast Cable Communications, LLC US
157.240.151.0/24 256
5.5%
Comcast Cable Communications, LLC US
157.240.152.0/24 256
6.3%
Comcast Cable Communications, LLC US
161.82.0.0/24 256
0.0%
Comcast Cable Communications, LLC US
161.82.12.0/24 256
0.0%
Comcast Cable Communications, LLC US
162.218.89.0/24 256
0.0%
Comcast Cable Communications, LLC US
185.22.43.0/24 256
0.0%
Comcast Cable Communications, LLC US
185.201.41.0/24 256
0.0%
Comcast Cable Communications, LLC US
185.201.43.0/24 256
0.0%
Comcast Cable Communications, LLC US
192.70.238.0/24 256
0.0%
Comcast Cable Communications, LLC US California Salinas
192.189.161.0/24 256
0.0%
Comcast Cable Communications, LLC US
192.206.19.0/24 256
0.0%
Comcast Cable Communications, LLC US
198.202.219.0/24 256
0.0%
Comcast Cable Communications, LLC US
204.145.245.0/24 256
7.8%
Comcast Cable Communications, LLC US
209.78.88.0/24 256
58.6%
Comcast Cable Communications, LLC US Wisconsin Racine

BGP 公告前缀

实时 BGP 异常 →

前缀 AS33667 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
138.226.196.0/22 29,847 2026-07-25 11:26:23
209.78.88.0/24 17,419 2026-07-25 11:27:24
157.240.152.0/24 16,307 2026-07-25 20:02:52
135.132.72.0/22 15,410 2026-07-24 08:43:59
135.132.76.0/22 15,401 2026-07-24 08:43:59
5.182.193.0/24 11,511 2026-07-25 06:05:42
5.182.194.0/24 11,413 2026-07-25 06:05:42
138.226.48.0/21 9,494 2026-07-25 06:05:42
138.226.112.0/21 9,404 2026-07-25 06:05:42
50.203.5.0/24 8,586 2026-07-25 20:02:52
50.239.185.0/24 8,193 2026-07-25 20:02:52
5.182.186.0/24 7,802 2026-07-25 20:02:52
5.182.195.0/24 7,777 2026-07-25 20:02:52
50.222.62.0/24 7,439 2026-07-25 20:02:52
50.203.201.0/24 7,434 2026-07-25 20:02:52
50.207.246.0/24 7,411 2026-07-25 20:02:52
50.236.209.0/24 7,358 2026-07-25 20:02:52
9.142.96.0/19 7,153 2026-07-25 20:02:45
9.142.48.0/20 7,148 2026-07-25 20:02:45
107.0.64.0/23 7,141 2026-07-25 20:02:52
157.240.151.0/24 7,029 2026-07-25 20:02:52
9.142.118.0/23 6,963 2026-07-25 21:15:01
36.255.215.0/24 6,328 2026-07-25 20:02:52
45.67.141.0/24 6,102 2026-07-25 20:02:52
103.111.63.0/24 5,937 2026-07-25 20:02:52
78.31.206.0/24 5,927 2026-07-25 20:02:52
63.246.152.0/24 5,908 2026-07-25 20:02:52
63.246.159.0/24 5,907 2026-07-25 20:02:52
63.246.148.0/24 5,902 2026-07-25 20:02:52
103.216.197.0/24 5,857 2026-07-25 20:02:52
185.201.43.0/24 5,764 2026-07-25 20:02:52
185.22.43.0/24 5,752 2026-07-25 20:02:52
162.218.89.0/24 5,741 2026-07-25 20:02:52
185.201.41.0/24 5,642 2026-07-25 20:02:52
161.82.44.0/23 5,500 2026-07-25 20:02:52
138.226.64.0/20 5,479 2026-07-25 20:02:45
161.82.12.0/24 5,445 2026-07-25 20:02:52
161.82.0.0/24 5,444 2026-07-25 20:02:52
135.132.64.0/19 5,382 2026-07-25 20:33:10
138.226.192.0/22 2,804 2026-07-13 06:46:19
139.181.26.0/24 2,769 2026-07-25 06:06:07
140.89.64.0/18 2,360 2026-07-25 06:06:07
64.189.18.0/24 2,223 2026-07-24 23:40:01
192.206.19.0/24 2,206 2026-07-25 06:06:07
192.70.238.0/24 1,905 2026-07-25 06:06:07
169.230.77.0/24 1,844 2026-07-25 06:06:07
169.230.76.0/24 1,844 2026-07-25 06:06:07
192.189.161.0/24 1,756 2026-07-25 06:06:07
204.145.245.0/24 1,572 2026-07-25 06:06:07
198.202.219.0/24 1,571 2026-07-25 06:06:07

显示前 50 of 55 按样本量公告的前缀。

Frequently Asked Questions

什么是 AS33667?

AS33667 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。

AS33667 公告了多少个 IP 地址?

AS33667 公告了 56.6K 个 IPv4 地址,分布在 51 个路由 CIDR 前缀中。 该网络在 United States 注册。

谁运营 AS33667?

AS33667 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。

AS33667 在哪个国家注册?

AS33667 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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