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Autonomes System

AS33657

Comcast Cable Communications, LLC

Angezeigte IPs
11,776
CIDR-Präfixe
29
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

Network profile

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

Top CIDR-Bereiche

CIDRIPsPTR DensityOrganisationLandStateCity
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
50.202.117.0/24 256
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
50.219.87.0/24 256
0.0%
Comcast Cable Communications, LLC US
50.224.212.0/24 256
0.8%
Comcast Cable Communications, LLC US Maryland Baltimore
50.232.109.0/24 256
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 Alexandria
192.189.235.0/24 256
0.0%
Comcast Cable Communications, LLC US
199.249.199.0/24 256
12.9%
Comcast Cable Communications, LLC US
208.87.105.0/24 256
0.4%
Comcast Cable Communications, LLC US

BGP-angekündigte Präfixe

Live BGP-Anomalien →

Präfixe AS33657 stammt tatsächlich aus BGP, beobachtet über unsere RIPE RIS Kollektoren. Diese Live-Routing-Ansicht kann von der oben genannten Registry-Zuweisung abweichen.

PrefixAnkündigungs-StichprobenZuletzt gesehen
50.205.74.0/24 11,364 2026-07-24 23:49:13
50.235.98.0/24 8,687 2026-07-24 23:49:13
199.249.199.0/24 8,637 2026-07-24 23:49:20
50.203.251.0/24 8,443 2026-07-24 23:49:13
50.216.214.0/24 7,224 2026-07-24 23:49:13
50.232.173.0/24 7,224 2026-07-24 23:49:13
69.67.80.0/20 7,103 2026-07-24 23:49:16
50.239.232.0/24 7,074 2026-07-15 16:17:52
208.87.105.0/24 7,035 2026-07-24 23:49:20
50.207.162.0/24 6,766 2026-07-24 23:49:13
50.204.128.0/24 6,757 2026-07-24 23:49:13
50.219.87.0/24 6,746 2026-07-24 23:49:13
50.232.184.0/24 6,745 2026-07-24 23:49:13
50.224.212.0/24 6,744 2026-07-24 23:49:13
50.223.159.0/24 6,736 2026-07-24 23:49:13
50.201.252.0/24 6,727 2026-07-24 23:49:13
50.204.116.0/24 6,723 2026-07-24 23:49:13
50.236.38.0/24 6,720 2026-07-24 23:49:13
50.223.158.0/24 6,718 2026-07-24 23:49:13
50.202.117.0/24 6,717 2026-07-24 23:49:13
107.1.101.0/24 6,715 2026-07-24 23:49:16
50.236.234.0/24 6,714 2026-07-24 23:49:13
50.235.236.0/24 6,714 2026-07-24 23:49:13
50.202.155.0/24 6,713 2026-07-24 23:49:13
50.232.109.0/24 6,697 2026-07-24 23:49:13
50.238.163.0/24 6,691 2026-07-24 23:49:13
76.78.2.0/24 5,675 2026-07-24 23:49:16
192.189.235.0/24 5,491 2026-07-24 23:49:20
192.110.220.0/23 5,481 2026-07-24 23:49:20
50.238.112.0/24 3,276 2026-07-13 06:46:19

Frequently Asked Questions

Was ist AS33657?

AS33657 ist eine Autonomous System Number, die Comcast Cable Communications, LLC zugewiesen ist. Eine ASN identifiziert ein Netzwerk, das einen bestimmten Satz von IP-Adressen kontrolliert und bestimmt, wie der Datenverkehr über das Internet via BGP (Border Gateway Protocol) geleitet wird.

Wie viele IP-Adressen kündigt AS33657 an?

AS33657 kündigt 11.8K IPv4-Adressen an, verteilt auf 29 geroutete CIDR-Präfixe. Das Netzwerk ist in United States registriert.

Wer betreibt AS33657?

AS33657 wird von Comcast Cable Communications, LLC betrieben. Die Organisation hat ihren Sitz in United States. Sie können alle IP-Bereiche und zugehörigen ASNs auf der Organisationsseite einsehen.

In welchem Land ist AS33657 registriert?

AS33657 ist in United States registriert. Dies gibt an, wo der Netzwerkbetreiber seinen Hauptsitz hat, obwohl die von ihm angekündigten IP-Adressen Benutzer weltweit bedienen können.

Zuletzt aktualisiert: 2026-07-24 23:55:32 UTC
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