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Autonoom Systeem

AS33657

Comcast Cable Communications, LLC

Aangekondigde IPs
11,776
CIDR-prefixes
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-bereiken

CIDRIPsPTR DensityOrganisatieLandStateCity
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 Aangekondigde Prefixes

Live BGP-anomalieën →

Prefixes AS33657 daadwerkelijk afkomstig uit BGP, waargenomen door onze RIPE RIS-collectoren. Deze live routingweergave kan afwijken van de bovenstaande registry-toewijzing.

PrefixAankondigingsvoorbeeldenLaatst gezien
50.205.74.0/24 11,373 2026-07-25 09:06:37
50.235.98.0/24 8,696 2026-07-25 09:06:37
199.249.199.0/24 8,641 2026-07-25 06:05:56
50.203.251.0/24 8,452 2026-07-25 09:07:20
50.216.214.0/24 7,233 2026-07-25 09:06:48
50.232.173.0/24 7,233 2026-07-25 09:06:48
69.67.80.0/20 7,107 2026-07-25 06:05:56
50.239.232.0/24 7,074 2026-07-15 16:17:52
208.87.105.0/24 7,039 2026-07-25 06:05:56
50.207.162.0/24 6,775 2026-07-25 09:06:25
50.204.128.0/24 6,766 2026-07-25 09:06:25
50.219.87.0/24 6,755 2026-07-25 09:07:20
50.232.184.0/24 6,754 2026-07-25 09:07:20
50.224.212.0/24 6,753 2026-07-25 09:06:25
50.223.159.0/24 6,745 2026-07-25 09:07:20
50.201.252.0/24 6,736 2026-07-25 09:06:48
50.204.116.0/24 6,732 2026-07-25 09:06:48
50.236.38.0/24 6,729 2026-07-25 09:06:25
50.223.158.0/24 6,727 2026-07-25 09:07:20
50.202.117.0/24 6,726 2026-07-25 09:06:25
107.1.101.0/24 6,724 2026-07-25 09:07:20
50.236.234.0/24 6,723 2026-07-25 09:07:20
50.235.236.0/24 6,723 2026-07-25 09:06:48
50.202.155.0/24 6,722 2026-07-25 09:06:48
50.232.109.0/24 6,706 2026-07-25 09:07:20
50.238.163.0/24 6,700 2026-07-25 09:07:20
76.78.2.0/24 5,681 2026-07-25 06:05:56
192.189.235.0/24 5,497 2026-07-25 06:05:56
192.110.220.0/23 5,485 2026-07-25 06:05:56
50.238.112.0/24 3,276 2026-07-13 06:46:19

Frequently Asked Questions

Wat is AS33657?

AS33657 is een Autonomous System Number toegewezen aan Comcast Cable Communications, LLC. Een ASN identificeert een netwerk dat een specifieke set IP-adressen beheert en bepaalt hoe verkeer over het internet wordt gerouteerd via BGP (Border Gateway Protocol).

Hoeveel IP-adressen kondigt AS33657 aan?

AS33657 kondigt 11.8K IPv4-adressen aan, verdeeld over 29 gerouteerde CIDR prefixes. Het netwerk is geregistreerd in United States.

Wie beheert AS33657?

AS33657 wordt beheerd door Comcast Cable Communications, LLC. De organisatie is gevestigd in United States. U kunt alle IP-bereiken en gerelateerde ASNs bekijken op de organisatiepagina.

In welk land is AS33657 geregistreerd?

AS33657 is geregistreerd in United States. Dit geeft aan waar de netwerkoperator is gevestigd, hoewel de IP-adressen die het aankondigt wereldwijd gebruikers kunnen bedienen.

Laatst bijgewerkt: 2026-07-25 11:40:32 UTC
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