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Sistema Autónomo

AS33657

Comcast Cable Communications, LLC

IPs anunciadas
12,288
Prefijos CIDR
31
ASN
AS33657

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.

70/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Isp allocation +5
  • Trust score 70 / 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

Network profile

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

Principales rangos CIDR

CIDRIPsPTR DensityOrganizaciónPaísStateCity
69.67.80.0/20 4.1K
89.8%
Comcast Cable Communications, LLC US Maryland Baltimore
50.223.158.0/23 512
0.0%
Comcast Cable Communications, LLC US Maryland Germantown
192.110.220.0/23 512
0.0%
Comcast Cable Communications, LLC US
50.201.252.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.202.12.0/24 256
0.0%
Comcast Cable Communications, LLC US Pennsylvania Cresson
50.202.117.0/24 256
3.5%
Comcast Cable Communications, LLC US
50.202.155.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.203.251.0/24 256
0.0%
Comcast Cable Communications, LLC US Maryland Arnold
50.204.116.0/24 256
0.0%
Comcast Cable Communications, LLC US Maryland Frederick
50.204.128.0/24 256
0.8%
Comcast Cable Communications, LLC US
50.205.74.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.207.162.0/24 256
0.4%
Comcast Cable Communications, LLC US Maryland Emmitsburg
50.216.214.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.218.16.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.219.87.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.224.212.0/24 256
0.8%
Comcast Cable Communications, LLC US Maryland Baltimore
50.226.61.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.232.109.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.232.173.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.232.184.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.235.98.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.235.236.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.236.38.0/24 256
0.0%
Comcast Cable Communications, LLC US Maryland Bel Air
50.236.234.0/24 256
0.8%
Comcast Cable Communications, LLC US
50.238.112.0/24 256
1.2%
Comcast Cable Communications, LLC US Virginia McLean
50.238.163.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.239.232.0/24 256
0.0%
Comcast Cable Communications, LLC US
76.78.2.0/24 256
99.2%
Comcast Cable Communications, LLC US Maryland Towson
107.1.101.0/24 256
97.3%
Comcast Cable Communications, LLC US Virginia Arlington
192.189.235.0/24 256
0.0%
Comcast Cable Communications, LLC US
208.87.105.0/24 256
0.4%
Comcast Cable Communications, LLC US

Prefijos BGP anunciados

Anomalías BGP en vivo →

Prefijos AS33657 se origina realmente en BGP, observado a través de nuestros colectores RIPE RIS. Esta vista de enrutamiento en vivo puede diferir de la asignación de registro anterior.

PrefixMuestras de anuncioÚltima vez visto
50.205.74.0/24 34,731 2026-09-11 02:27:50
50.235.98.0/24 32,979 2026-09-11 02:27:50
50.224.212.0/24 32,525 2026-09-11 02:27:50
50.238.163.0/24 32,140 2026-09-11 02:27:50
50.232.184.0/24 31,937 2026-09-11 02:27:50
50.232.173.0/24 31,632 2026-09-11 02:27:50
50.207.162.0/24 31,579 2026-09-11 02:27:50
50.219.87.0/24 31,453 2026-09-11 02:27:50
50.204.128.0/24 31,165 2026-09-11 02:27:50
50.204.116.0/24 30,113 2026-09-11 02:27:50
50.201.252.0/24 29,890 2026-09-11 02:27:50
50.235.236.0/24 29,876 2026-09-11 02:27:50
50.202.117.0/24 29,865 2026-09-11 02:27:50
50.203.251.0/24 29,777 2026-09-11 02:27:50
50.236.234.0/24 29,752 2026-09-11 02:27:50
50.236.38.0/24 29,609 2026-09-11 02:27:50
107.1.101.0/24 28,852 2026-09-11 02:27:50
50.216.214.0/24 28,458 2026-09-11 02:27:50
50.223.159.0/24 27,892 2026-09-11 02:27:50
50.223.158.0/24 27,867 2026-09-11 02:27:50
50.232.109.0/24 27,856 2026-09-11 02:27:50
50.202.155.0/24 27,855 2026-09-11 02:27:50
69.67.80.0/20 25,622 2026-09-11 02:27:06
76.78.2.0/24 25,285 2026-09-11 02:27:06
208.87.105.0/24 23,776 2026-09-11 02:30:09
192.110.220.0/23 20,577 2026-09-11 02:30:09
192.189.235.0/24 20,528 2026-09-11 02:30:09
199.249.199.0/24 11,265 2026-08-26 12:41:18
50.239.232.0/24 7,074 2026-07-15 16:17:52
50.226.61.0/24 5,735 2026-09-11 02:45:47
50.202.12.0/24 4,888 2026-09-11 02:45:47
50.218.16.0/24 4,090 2026-09-11 02:45:47
50.238.112.0/24 3,276 2026-07-13 06:46:19

Frequently Asked Questions

¿Qué es AS33657?

AS33657 es un Número de Sistema Autónomo asignado a Comcast Cable Communications, LLC. Un ASN identifica una red que controla un conjunto específico de direcciones IP y determina cómo se enruta el tráfico a través de internet mediante BGP (Border Gateway Protocol).

¿Cuántas direcciones IP anuncia AS33657?

AS33657 anuncia 12.3K direcciones IPv4 distribuidas en 31 prefijos CIDR enrutados. La red está registrada en United States.

¿Quién opera AS33657?

AS33657 es operado por Comcast Cable Communications, LLC. La organización tiene su sede en United States. Puedes ver todos los rangos de IP y los ASNs relacionados en la página de la organización.

¿En qué país está registrado AS33657?

AS33657 está registrado en United States. Esto indica dónde tiene su sede el operador de red, aunque las direcciones IP que anuncia pueden servir a usuarios a nivel global.

Última actualización: 2026-09-11 02:54:05 UTC
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