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自治系统

AS33651

Comcast Cable Communications, LLC

已宣布的 IP 地址
27,392
CIDR 前缀
56
ASN
AS33651

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
  • Active-threat / abuse risk −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 industry

⚠ 39 MOAS 前缀es — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS33651 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)
71.19.139.0/24 AS33651, AS33667 2026-09-11 10:40:53
107.158.6.0/24 AS33651, AS33667 2026-09-11 10:40:53
16.5.8.0/23 AS33651, AS33667 2026-09-11 10:40:53
107.158.165.0/24 AS33651, AS33667 2026-09-11 10:40:53
74.1.24.0/23 AS33651, AS33667 2026-09-11 10:40:53
71.19.138.0/24 AS33651, AS33667 2026-09-11 10:40:53
107.158.164.0/24 AS33651, AS33667 2026-09-11 10:40:53
138.226.112.0/21 AS33651, AS33667 2026-09-11 10:40:53
135.132.64.0/19 AS33651, AS33667 2026-09-11 10:40:53
63.246.152.0/24 AS33651, AS33667 2026-09-11 10:40:53
138.226.48.0/21 AS33651, AS33667 2026-09-11 10:40:53
138.226.192.0/21 AS33651, AS33667 2026-09-11 10:40:53
78.31.206.0/24 AS33651, AS33667 2026-09-11 10:40:53
198.202.219.0/24 AS33651, AS33667 2026-09-11 10:40:53
63.246.159.0/24 AS33651, AS33667 2026-09-11 10:40:53

显示最近检测到的 15 个,共 39 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
64.84.96.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US California San Jose
64.84.120.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US California San Jose
135.132.72.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US California Palo Alto
138.226.192.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US Massachusetts Boston
71.19.136.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
74.120.252.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
138.226.196.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US Massachusetts Boston
169.128.80.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
169.128.104.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
169.128.124.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
169.128.204.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
169.128.228.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
9.142.118.0/23 512
0.0%
Comcast Cable Communications, LLC US
16.5.8.0/23 512
0.0%
Comcast Cable Communications, LLC US
24.104.72.0/23 512
0.4%
Comcast Cable Communications, LLC US
24.104.138.0/23 512
0.0%
Comcast Cable Communications, LLC US California Angwin
40.27.174.0/23 512
0.0%
Comcast Cable Communications, LLC US
50.201.8.0/23 512
0.0%
Comcast Cable Communications, LLC US
50.206.120.0/23 512
0.0%
Comcast Cable Communications, LLC US
50.235.20.0/23 512
0.0%
Comcast Cable Communications, LLC US Georgia Lawrenceville
74.1.24.0/23 512
0.0%
Comcast Cable Communications, LLC US
104.247.212.0/23 512
0.0%
Comcast Cable Communications, LLC US
107.158.6.0/23 512
0.0%
Comcast Cable Communications, LLC US
107.158.164.0/23 512
0.0%
Comcast Cable Communications, LLC US
24.104.150.0/24 256
53.9%
Comcast Cable Communications, LLC US
50.145.55.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.200.170.0/24 256
0.0%
Comcast Cable Communications, LLC US Tennessee Lebanon
50.201.171.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.204.119.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.204.137.0/24 256
0.0%
Comcast Cable Communications, LLC US California Fairfield
50.205.226.0/24 256
0.0%
Comcast Cable Communications, LLC US Texas Texas City
50.206.118.0/24 256
0.0%
Comcast Cable Communications, LLC US California San Jose
50.206.219.0/24 256
0.0%
Comcast Cable Communications, LLC US California Rohnert Park
50.207.182.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.207.190.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.207.216.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.216.23.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.216.212.0/24 256
0.0%
Comcast Cable Communications, LLC US California Santa Clara
50.218.46.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.219.139.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.222.26.0/24 256
0.0%
Comcast Cable Communications, LLC US California San Francisco
50.222.50.0/24 256
1.6%
Comcast Cable Communications, LLC US
50.224.7.0/24 256
0.0%
Comcast Cable Communications, LLC US West Virginia Morgantown
50.227.120.0/24 256
0.0%
Comcast Cable Communications, LLC US California San Rafael
50.227.186.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.228.12.0/24 256
0.0%
Comcast Cable Communications, LLC US Georgia Smyrna
50.228.130.0/24 256
0.0%
Comcast Cable Communications, LLC US California San Francisco
50.228.223.0/24 256
0.0%
Comcast Cable Communications, LLC US California Santa Rosa
50.229.212.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.230.66.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.231.143.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.232.196.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.233.45.0/24 256
3.1%
Comcast Cable Communications, LLC US California Vacaville
50.234.130.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.235.233.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.236.66.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.239.184.0/24 256
0.0%
Comcast Cable Communications, LLC US
69.91.146.0/24 256
0.0%
Comcast Cable Communications, LLC US
107.0.21.0/24 256
2.3%
Comcast Cable Communications, LLC US
139.181.26.0/24 256
0.0%
Comcast Cable Communications, LLC US California San Jose
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
198.145.106.0/24 256
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
0.0%
Comcast Cable Communications, LLC US
209.23.201.0/24 256
64.8%
Comcast Cable Communications, LLC US
209.23.253.0/24 256
0.0%
Comcast Cable Communications, LLC US
216.170.120.0/24 256
0.0%
Comcast Cable Communications, LLC US New York Buffalo

BGP 公告前缀

实时 BGP 异常 →

前缀 AS33651 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
50.235.233.0/24 143,254 2026-09-11 10:11:01
50.201.8.0/23 39,720 2026-09-11 10:11:01
50.235.21.0/24 34,213 2026-09-11 10:11:01
50.227.120.0/24 34,153 2026-09-11 10:11:01
50.207.182.0/24 34,100 2026-09-11 10:11:01
50.206.120.0/23 33,813 2026-09-11 10:11:01
50.224.7.0/24 33,809 2026-09-11 10:11:01
50.204.137.0/24 33,385 2026-09-11 10:11:01
50.216.212.0/24 32,208 2026-09-11 10:11:01
50.206.118.0/24 32,028 2026-09-11 10:11:01
50.207.216.0/24 32,020 2026-09-11 10:11:01
50.232.196.0/24 31,986 2026-09-11 10:11:01
50.200.170.0/24 31,800 2026-09-11 10:11:01
50.235.20.0/24 31,649 2026-09-11 10:11:01
50.229.212.0/24 31,608 2026-09-11 10:11:01
24.104.150.0/24 31,096 2026-09-11 10:10:12
107.0.21.0/24 31,028 2026-09-11 10:11:01
50.205.226.0/24 30,652 2026-09-11 10:11:01
24.104.138.0/23 30,623 2026-09-11 10:10:12
24.104.72.0/24 30,517 2026-09-11 10:10:12
50.230.66.0/24 30,455 2026-09-11 10:11:01
50.218.46.0/24 30,430 2026-09-11 10:11:01
50.222.50.0/24 30,260 2026-09-11 10:11:01
50.236.66.0/24 30,128 2026-09-11 10:11:01
50.227.186.0/24 30,116 2026-09-11 10:11:01
50.204.119.0/24 29,429 2026-09-11 10:11:01
50.207.190.0/24 29,233 2026-09-11 10:11:01
24.104.73.0/24 29,116 2026-09-11 10:10:12
50.206.219.0/24 28,824 2026-09-11 10:11:01
50.201.171.0/24 28,804 2026-09-11 10:11:01
50.145.55.0/24 28,804 2026-09-11 10:11:01
50.234.130.0/24 28,804 2026-09-11 10:11:01
50.219.139.0/24 28,779 2026-09-11 10:11:01
50.233.45.0/24 28,767 2026-09-11 10:11:01
50.228.130.0/24 28,757 2026-09-11 10:11:01
50.222.26.0/24 28,723 2026-09-11 10:11:01
50.231.143.0/24 28,698 2026-09-11 10:11:01
50.239.184.0/24 28,693 2026-09-11 10:11:01
50.216.23.0/24 28,684 2026-09-11 10:11:01
209.23.201.0/24 28,222 2026-09-11 10:11:01
138.226.192.0/21 28,189 2026-09-11 10:10:49
64.84.96.0/21 28,171 2026-09-11 10:11:01
64.84.120.0/21 28,168 2026-09-11 10:11:01
169.230.76.0/24 26,119 2026-09-11 10:11:01
169.230.77.0/24 26,058 2026-09-11 10:11:01
140.89.64.0/18 25,817 2026-09-11 10:11:01
139.181.26.0/24 25,709 2026-09-11 10:11:01
209.23.253.0/24 25,039 2026-09-11 10:11:01
192.206.19.0/24 23,410 2026-09-11 10:11:01
198.145.106.0/24 22,381 2026-09-11 10:11:18

显示前 50 of 112 按样本量公告的前缀。

Frequently Asked Questions

什么是 AS33651?

AS33651 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。

AS33651 公告了多少个 IP 地址?

AS33651 公告了 27.4K 个 IPv4 地址,分布在 56 个路由 CIDR 前缀中。 该网络在 United States 注册。

谁运营 AS33651?

AS33651 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。

AS33651 在哪个国家注册?

AS33651 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 10:41:07 UTC
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