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Автономная система

AS33651

Comcast Cable Communications, LLC

Анонсированные IP-адреса
27,392
Префиксы CIDR
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-префиксes — обнаружены ASNs с множественным происхождением

Все MOAS-аномалии →

Ранее стабильный префикс, исходящий от AS33651 теперь также объявляется другой ASN (MOAS — Multiple-Origin AS), обнаруженный нашими коллекторами RIPE RIS. Часто это безопасно (anycast, многодомность или недавняя передача) — но может сигнализировать об утечке маршрута или захвате префикса, поэтому стоит проверить.

ПрефиксИсходные ASNsПоследнее обнаружение (UTC)
71.19.139.0/24 AS33651, AS33667 2026-09-11 09:25:53
107.158.6.0/24 AS33651, AS33667 2026-09-11 09:25:53
16.5.8.0/23 AS33651, AS33667 2026-09-11 09:25:53
107.158.165.0/24 AS33651, AS33667 2026-09-11 09:25:53
74.1.24.0/23 AS33651, AS33667 2026-09-11 09:25:53
71.19.138.0/24 AS33651, AS33667 2026-09-11 09:25:53
107.158.164.0/24 AS33651, AS33667 2026-09-11 09:25:53
138.226.112.0/21 AS33651, AS33667 2026-09-11 09:25:53
135.132.64.0/19 AS33651, AS33667 2026-09-11 09:25:53
138.226.192.0/21 AS33651, AS33667 2026-09-11 09:25:53
138.226.48.0/21 AS33651, AS33667 2026-09-11 09:25:53
63.246.152.0/24 AS33651, AS33667 2026-09-11 09:25:53
78.31.206.0/24 AS33651, AS33667 2026-09-11 09:25:53
198.202.219.0/24 AS33651, AS33667 2026-09-11 09:25:53
169.128.104.0/22 AS33651, AS33667, AS46176 2026-09-11 09:25:53

Показаны 15 самых последних обнаруженных из 39 MOAS-префиксов. Многие префиксы с множественным происхождением в крупных сетях являются безопасными (anycast); см. все MOAS-аномалии.

Network profile

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

Ведущие диапазоны CIDR

CIDRIP-адресаPTR DensityОрганизацияСтранаStateCity
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

Объявленные BGP-префиксы

Актуальные BGP-аномалии →

Префиксы AS33651 фактически исходит из BGP, наблюдается на наших коллекторах RIPE RIS. Этот живой вид маршрутизации может отличаться от указанного выше распределения в реестре.

PrefixПримеры объявленийПоследнее наблюдение
50.235.233.0/24 143,245 2026-09-11 09:18:10
50.201.8.0/23 39,711 2026-09-11 09:18:10
50.235.21.0/24 34,204 2026-09-11 09:18:10
50.227.120.0/24 34,140 2026-09-11 09:18:10
50.207.182.0/24 34,091 2026-09-11 09:18:10
50.206.120.0/23 33,804 2026-09-11 09:18:10
50.224.7.0/24 33,800 2026-09-11 09:18:10
50.204.137.0/24 33,376 2026-09-11 09:18:10
50.216.212.0/24 32,199 2026-09-11 09:18:10
50.206.118.0/24 32,019 2026-09-11 09:18:10
50.207.216.0/24 32,011 2026-09-11 09:18:10
50.232.196.0/24 31,977 2026-09-11 09:18:10
50.200.170.0/24 31,791 2026-09-11 09:18:10
50.235.20.0/24 31,640 2026-09-11 09:18:10
50.229.212.0/24 31,599 2026-09-11 09:18:10
24.104.150.0/24 31,087 2026-09-11 09:16:51
107.0.21.0/24 31,019 2026-09-11 09:18:10
50.205.226.0/24 30,643 2026-09-11 09:18:10
24.104.138.0/23 30,614 2026-09-11 09:16:51
24.104.72.0/24 30,508 2026-09-11 09:16:51
50.230.66.0/24 30,446 2026-09-11 09:18:10
50.218.46.0/24 30,421 2026-09-11 09:18:10
50.222.50.0/24 30,251 2026-09-11 09:18:10
50.236.66.0/24 30,119 2026-09-11 09:18:10
50.227.186.0/24 30,107 2026-09-11 09:18:10
50.204.119.0/24 29,420 2026-09-11 09:18:10
50.207.190.0/24 29,224 2026-09-11 09:18:10
24.104.73.0/24 29,107 2026-09-11 09:16:51
50.206.219.0/24 28,815 2026-09-11 09:18:10
50.201.171.0/24 28,795 2026-09-11 09:18:10
50.145.55.0/24 28,795 2026-09-11 09:18:10
50.234.130.0/24 28,795 2026-09-11 09:18:10
50.219.139.0/24 28,770 2026-09-11 09:18:10
50.233.45.0/24 28,758 2026-09-11 09:18:10
50.228.130.0/24 28,748 2026-09-11 09:18:10
50.222.26.0/24 28,714 2026-09-11 09:18:10
50.231.143.0/24 28,689 2026-09-11 09:18:10
50.239.184.0/24 28,684 2026-09-11 09:18:10
50.216.23.0/24 28,675 2026-09-11 09:18:10
209.23.201.0/24 28,213 2026-09-11 09:19:08
138.226.192.0/21 28,178 2026-09-11 09:19:10
64.84.96.0/21 28,162 2026-09-11 09:18:37
64.84.120.0/21 28,159 2026-09-11 09:18:37
169.230.76.0/24 26,110 2026-09-11 09:18:10
169.230.77.0/24 26,049 2026-09-11 09:18:10
140.89.64.0/18 25,808 2026-09-11 09:18:10
139.181.26.0/24 25,700 2026-09-11 09:18:10
209.23.253.0/24 25,030 2026-09-11 09:19:08
192.206.19.0/24 23,401 2026-09-11 09:18:10
198.145.106.0/24 22,370 2026-09-11 09:18:37

Показаны лучшие 50 of 112 объявленных префиксов по объему выборки.

Frequently Asked Questions

Что такое AS33651?

AS33651 — это номер автономной системы, присвоенный Comcast Cable Communications, LLC. ASN идентифицирует сеть, которая контролирует определенный набор IP-адресов и определяет, как трафик маршрутизируется по интернету через BGP (Border Gateway Protocol).

Сколько IP-адресов объявляет AS33651?

AS33651 объявляет 27.4K IPv4-адресов, распределенных по 56 маршрутизируемым CIDR-префиксам. Сеть зарегистрирована в United States.

Кто управляет AS33651?

AS33651 управляется Comcast Cable Communications, LLC. Организация базируется в United States. Вы можете просмотреть все диапазоны IP-адресов и связанные ASNs на странице организации.

В какой стране зарегистрирована AS33651?

AS33651 зарегистрирована в United States. Это указывает на местонахождение штаб-квартиры сетевого оператора, хотя IP-адреса, которые он объявляет, могут обслуживать пользователей по всему миру.

Последнее обновление: 2026-09-11 09:26:07 UTC
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