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Autonomes System

AS33657

Comcast Cable Communications, LLC

Angezeigte IPs
12,288
CIDR-Präfixe
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

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
50.202.12.0/24 256
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

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 34,822 2026-09-11 10:10:54
50.235.98.0/24 33,066 2026-09-11 10:10:54
50.224.212.0/24 32,622 2026-09-11 10:10:54
50.238.163.0/24 32,227 2026-09-11 10:10:54
50.232.184.0/24 32,024 2026-09-11 10:10:54
50.232.173.0/24 31,726 2026-09-11 10:10:54
50.207.162.0/24 31,669 2026-09-11 10:10:54
50.219.87.0/24 31,540 2026-09-11 10:10:54
50.204.128.0/24 31,258 2026-09-11 10:10:54
50.204.116.0/24 30,200 2026-09-11 10:10:54
50.201.252.0/24 29,978 2026-09-11 10:10:54
50.235.236.0/24 29,964 2026-09-11 10:10:54
50.202.117.0/24 29,952 2026-09-11 10:10:54
50.203.251.0/24 29,868 2026-09-11 10:10:54
50.236.234.0/24 29,839 2026-09-11 10:10:54
50.236.38.0/24 29,702 2026-09-11 10:10:54
107.1.101.0/24 28,943 2026-09-11 10:10:54
50.216.214.0/24 28,549 2026-09-11 10:10:54
50.223.159.0/24 27,979 2026-09-11 10:10:54
50.223.158.0/24 27,954 2026-09-11 10:10:54
50.232.109.0/24 27,943 2026-09-11 10:10:54
50.202.155.0/24 27,943 2026-09-11 10:10:54
69.67.80.0/20 25,685 2026-09-11 10:10:54
76.78.2.0/24 25,349 2026-09-11 10:10:54
208.87.105.0/24 23,838 2026-09-11 10:10:54
192.110.220.0/23 20,640 2026-09-11 10:10:54
192.189.235.0/24 20,591 2026-09-11 10:10:54
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 5,762 2026-09-11 03:02:55
50.202.12.0/24 4,911 2026-09-11 03:02:53
50.218.16.0/24 4,115 2026-09-11 03:02:53
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 12.3K IPv4-Adressen an, verteilt auf 31 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: 2026-09-11 10:26:07 UTC
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