Skip to main content
自治系统

AS33651

Comcast Cable Communications, LLC

已宣布的 IP 地址
21,248
CIDR 前缀
50
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
  • 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

⚠ 34 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)
64.189.18.0/24 AS33651, AS33667 2026-07-25 22:54:00
5.182.194.0/24 AS33651, AS33667 2026-07-25 22:54:00
204.145.245.0/24 AS33651, AS33667 2026-07-25 22:54:00
192.70.238.0/24 AS33651, AS33667 2026-07-25 22:54:00
138.226.48.0/21 AS33651, AS33667 2026-07-25 22:54:00
9.142.118.0/23 AS33651, AS33667 2026-07-25 22:54:00
63.246.152.0/24 AS33651, AS33667 2026-07-25 22:54:00
135.132.64.0/19 AS33651, AS33667 2026-07-25 22:54:00
140.89.64.0/18 AS33651, AS33667 2026-07-25 22:54:00
192.206.19.0/24 AS33651, AS33667 2026-07-25 22:54:00
198.202.219.0/24 AS33651, AS33667 2026-07-25 22:54:00
63.246.159.0/24 AS33651, AS33667 2026-07-25 22:54:00
5.182.195.0/24 AS33651, AS33667 2026-07-25 22:54:00
63.246.148.0/24 AS33651, AS33667 2026-07-25 22:54:00
169.230.77.0/24 AS33651, AS33667 2026-07-25 22:54:00

显示最近检测到的 15 个,共 34 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
138.226.48.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US
138.226.192.0/21 2.0K
0.0%
Comcast Cable Communications, LLC US Massachusetts Boston
138.226.196.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
9.142.118.0/23 512
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
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
5.182.194.0/24 256
0.0%
Comcast Cable Communications, LLC EC
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
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 Napa
50.205.226.0/24 256
0.0%
Comcast Cable Communications, LLC US
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 Santa Rosa
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 Alpharetta
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
64.189.18.0/24 256
0.0%
Comcast Cable Communications, LLC US California San Francisco
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
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
50.235.233.0/24 121,996 2026-07-25 22:22:31
50.201.8.0/23 18,197 2026-07-25 22:22:31
138.226.192.0/21 15,397 2026-07-25 22:29:00
50.235.21.0/24 12,948 2026-07-25 22:22:31
135.132.72.0/22 12,248 2026-07-25 11:26:21
135.132.76.0/22 12,237 2026-07-25 11:26:21
50.204.137.0/24 12,108 2026-07-25 22:22:31
50.207.216.0/24 10,839 2026-07-25 22:22:31
50.235.20.0/24 10,392 2026-07-25 22:22:31
198.145.106.0/24 9,793 2026-07-25 22:24:04
216.170.120.0/24 9,646 2026-07-25 22:24:04
50.224.7.0/24 9,572 2026-07-25 22:22:31
50.206.120.0/23 9,562 2026-07-25 22:22:31
24.104.150.0/24 9,537 2026-07-25 22:22:31
50.227.120.0/24 9,530 2026-07-25 22:22:31
69.91.146.0/24 9,504 2026-07-25 22:24:04
50.218.46.0/24 9,233 2026-07-25 22:22:31
140.89.64.0/18 8,722 2026-07-25 22:29:03
64.84.96.0/21 8,318 2026-07-25 22:22:31
64.84.120.0/21 8,312 2026-07-25 22:22:31
50.204.119.0/24 8,232 2026-07-25 22:22:31
50.207.190.0/24 8,036 2026-07-25 22:22:31
50.216.212.0/24 7,906 2026-07-25 22:22:31
64.189.18.0/24 7,902 2026-07-25 00:05:13
50.206.219.0/24 7,629 2026-07-25 22:22:31
50.200.170.0/24 7,623 2026-07-25 22:22:31
24.104.73.0/24 7,622 2026-07-25 22:22:31
50.206.118.0/24 7,622 2026-07-25 22:22:31
50.201.171.0/24 7,618 2026-07-25 22:22:31
50.145.55.0/24 7,607 2026-07-25 22:22:31
50.230.66.0/24 7,598 2026-07-25 22:22:31
50.232.196.0/24 7,598 2026-07-25 22:22:31
50.234.130.0/24 7,597 2026-07-25 22:22:31
50.207.182.0/24 7,596 2026-07-25 22:22:31
50.219.139.0/24 7,592 2026-07-25 22:22:31
50.205.226.0/24 7,586 2026-07-25 22:22:31
24.104.138.0/23 7,580 2026-07-25 22:22:31
50.233.45.0/24 7,575 2026-07-25 22:22:31
50.236.66.0/24 7,574 2026-07-25 22:22:31
24.104.72.0/24 7,559 2026-07-25 22:22:31
50.228.130.0/24 7,551 2026-07-25 22:22:31
50.222.26.0/24 7,551 2026-07-25 22:22:31
50.231.143.0/24 7,525 2026-07-25 22:22:31
50.227.186.0/24 7,506 2026-07-25 22:22:31
50.239.184.0/24 7,497 2026-07-25 22:22:31
50.222.50.0/24 7,497 2026-07-25 22:22:31
50.216.23.0/24 7,491 2026-07-25 22:22:31
50.229.212.0/24 7,448 2026-07-25 22:22:31
107.0.21.0/24 7,414 2026-07-25 22:23:18
139.181.26.0/24 7,213 2026-07-25 22:29:03

显示前 50 of 96 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 21.2K 个 IPv4 地址,分布在 50 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:2026-07-25 22:55:31 UTC
Share