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AS33667

Comcast Cable Communications, LLC

IPs Anunciados
60,672
Prefixos CIDR
58
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
  • 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

⚠ 42 Prefixo MOASes — múltiplos ASNs de origem detectados

Todas as anomalias MOAS →

Um prefixo anteriormente estável originado por AS33667 é agora também anunciado por outro ASN (MOAS — Multiple-Origin AS), detectado a partir de nossos coletores RIPE RIS. Frequentemente benigno (anycast, multi-homing ou uma transferência recente) — mas pode sinalizar um vazamento de rota ou sequestro de prefixo, então vale a pena inspecionar.

PrefixoASNs de OrigemÚltima detecção (UTC)
71.19.139.0/24 AS33651, AS33667 2026-09-11 04:10:51
107.158.6.0/24 AS33651, AS33667 2026-09-11 04:10:51
16.5.8.0/23 AS33651, AS33667 2026-09-11 04:10:51
107.158.165.0/24 AS33651, AS33667 2026-09-11 04:10:51
74.1.24.0/23 AS33651, AS33667 2026-09-11 04:10:51
71.19.138.0/24 AS33651, AS33667 2026-09-11 04:10:51
107.158.164.0/24 AS33651, AS33667 2026-09-11 04:10:51
138.226.112.0/21 AS33651, AS33667 2026-09-11 04:10:51
140.89.64.0/18 AS33651, AS33667 2026-09-11 04:10:51
138.226.192.0/21 AS33651, AS33667 2026-09-11 04:10:51
135.132.64.0/19 AS33651, AS33667 2026-09-11 04:10:51
138.226.48.0/21 AS33651, AS33667 2026-09-11 04:10:51
63.246.152.0/24 AS33651, AS33667 2026-09-11 04:10:51
78.31.206.0/24 AS33651, AS33667 2026-09-11 04:10:51
198.202.219.0/24 AS33651, AS33667 2026-09-11 04:10:51

Mostrando os 15 mais recentemente detectados de 42 prefixos MOAS. Muitos prefixos de múltiplas origens em grandes redes são benignos (anycast); veja todas as anomalias MOAS.

Network profile

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

Principais intervalos CIDR

CIDRIPsPTR DensityOrganizaçãoPaísStateCity
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 California Palo Alto
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
71.19.136.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US
138.226.192.0/22 1.0K
0.0%
Comcast Cable Communications, LLC US California Palo Alto
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
16.5.8.0/23 512
0.0%
Comcast Cable Communications, LLC US
40.27.174.0/23 512
0.0%
Comcast Cable Communications, LLC US
74.1.24.0/23 512
0.0%
GTT Communications Inc. US
104.247.212.0/23 512
0.0%
Comcast Cable Communications, LLC US
107.0.64.0/23 512
0.8%
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
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
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 Beardstown
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 California San Jose
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

Prefixos BGP Anunciados

Anomalias BGP ao vivo →

Prefixos AS33667 realmente se origina no BGP, observado em nossos coletores RIPE RIS. Esta visualização de roteamento ao vivo pode diferir da alocação de registro acima.

PrefixAmostras de anúncioÚltima vez visto
157.240.152.0/24 39,580 2026-09-11 04:01:23
50.203.5.0/24 33,435 2026-09-11 03:59:20
138.226.196.0/22 32,547 2026-09-11 02:07:22
157.240.151.0/24 31,722 2026-09-11 04:01:23
50.236.209.0/24 31,638 2026-09-11 03:59:20
5.182.193.0/24 30,730 2026-09-11 03:58:04
5.182.194.0/24 30,598 2026-09-11 03:58:04
50.239.185.0/24 29,466 2026-09-11 03:59:20
50.203.201.0/24 28,687 2026-09-11 03:59:20
50.222.62.0/24 28,623 2026-09-11 03:59:20
50.207.246.0/24 28,604 2026-09-11 03:59:20
107.0.64.0/23 27,914 2026-09-11 03:59:41
5.182.186.0/24 27,452 2026-09-11 03:58:04
5.182.195.0/24 27,447 2026-09-11 03:58:04
138.226.48.0/21 26,907 2026-09-11 03:58:35
138.226.112.0/21 26,818 2026-09-11 03:58:35
9.142.96.0/19 25,761 2026-09-11 03:58:04
9.142.48.0/20 25,753 2026-09-11 03:58:04
36.255.215.0/24 24,799 2026-09-11 03:58:04
45.67.141.0/24 24,529 2026-09-11 03:58:04
63.246.148.0/24 24,073 2026-09-11 03:58:35
63.246.159.0/24 24,073 2026-09-11 03:58:35
63.246.152.0/24 24,069 2026-09-11 03:58:35
78.31.206.0/24 24,062 2026-09-11 03:58:35
103.216.197.0/24 23,917 2026-09-11 03:58:35
135.132.64.0/19 23,335 2026-09-11 03:58:35
162.218.89.0/24 23,318 2026-09-11 03:58:35
138.226.64.0/20 23,183 2026-09-11 03:58:35
185.22.43.0/24 23,053 2026-09-11 03:59:06
185.201.43.0/24 23,035 2026-09-11 03:59:06
185.201.41.0/24 22,875 2026-09-11 03:59:06
161.82.44.0/23 21,041 2026-09-11 04:01:23
161.82.12.0/24 20,927 2026-09-11 04:01:23
161.82.0.0/24 20,920 2026-09-11 04:01:23
135.132.72.0/22 18,236 2026-09-11 02:06:46
135.132.76.0/22 18,203 2026-09-11 02:06:47
9.142.118.0/23 18,157 2026-09-11 03:00:18
209.78.88.0/24 18,049 2026-09-11 00:22:19
103.111.63.0/24 16,754 2026-09-11 03:44:00
139.181.26.0/24 5,471 2026-09-11 00:35:43
140.89.64.0/18 3,874 2026-09-11 00:35:43
192.206.19.0/24 3,841 2026-09-10 23:03:08
169.230.76.0/24 3,814 2026-09-11 02:00:25
169.230.77.0/24 3,777 2026-09-11 00:35:43
192.70.238.0/24 3,006 2026-09-11 00:35:43
192.189.161.0/24 2,881 2026-09-11 00:35:43
138.226.192.0/22 2,804 2026-07-13 06:46:19
198.202.219.0/24 2,687 2026-09-11 00:35:43
204.145.245.0/24 2,666 2026-09-11 00:35:43
64.189.18.0/24 2,223 2026-07-24 23:40:01

Mostrando os principais 50 of 69 prefixos anunciados por volume de amostras.

Frequently Asked Questions

O que é AS33667?

AS33667 é um Autonomous System Number atribuído a Comcast Cable Communications, LLC. Um ASN identifica uma rede que controla um conjunto específico de endereços IP e determina como o tráfego é roteado pela internet via BGP (Border Gateway Protocol).

Quantos endereços IP o AS33667 anuncia?

AS33667 anuncia 60.7K endereços IPv4 distribuídos por 58 prefixos CIDR roteados. A rede está registrada em United States.

Quem opera o AS33667?

AS33667 é operado por Comcast Cable Communications, LLC. A organização está sediada em United States. Você pode ver todos os intervalos de IP e ASNs relacionados na página da organização.

Em que país o AS33667 está registrado?

AS33667 está registrado em United States. Isso indica onde o operador de rede está sediado, embora os endereços IP que ele anuncia possam atender usuários globalmente.

Última atualização: 2026-09-11 04:11:16 UTC
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