ASN AS33662 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS33662?

AS33662 is listed under Comcast Cable Communications, LLC.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS33662 Comcast Cable Communications, LLC

ASN Lookup Tool

Comcast Cable Communications, LLC comcast.com

US 125 Routes

AS Data

AS33662

AS33662 – Comcast Cable Communications, LLC

AS Number	33662
AS Name	CMCS
Organization	Comcast Cable Communications, LLC (cccs)
Country	US
Website	comcast.com
Number of IPv4 Routes	17
Number of IPv6 Routes	108
ASN type	ISP
Registry	ARIN
Date Allocated	2005-02-16

ASN Intelligence API for production workflows

Use ASN data for AS33662 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2001:559:c56a::/48	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:256::/48	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
50.232.206.0/24	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	256
2001:559:c506::/48	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:8772::/48	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:c417::/48	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:c554::/48	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:c021::/48	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:81f4::/48	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:852d::/48	AS33662	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       33662
ASName:         CMCS
ASHandle:       AS33662
RegDate:        2005-02-16
Updated:        2021-01-25
Ref:            https://rdap.arin.net/registry/autnum/33662



OrgName:        Comcast Cable Communications, LLC
OrgId:          CCCS
Address:        1800 Bishops Gate Blvd
City:           Mt Laurel
StateProv:      NJ
PostalCode:     08054
Country:        US
RegDate:        2001-09-18
Updated:        2020-11-18
Ref:            https://rdap.arin.net/registry/entity/CCCS


OrgTechHandle: IC161-ARIN
OrgTechName:   Comcast Cable Communications Inc
OrgTechPhone:  +1-856-792-2300 
OrgTechEmail:  CNIPEO-Ip-registration@cable.comcast.com
OrgTechRef:    https://rdap.arin.net/registry/entity/IC161-ARIN

OrgRoutingHandle: ROUTI25-ARIN
OrgRoutingName:   Routing
OrgRoutingPhone:  +1-856-792-2300 
OrgRoutingEmail:  routing@comcast.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI25-ARIN

OrgAbuseHandle: NAPO-ARIN
OrgAbuseName:   Network Abuse and Policy Observance
OrgAbusePhone:  +1-888-565-4329 
OrgAbuseEmail:  abuse@comcast.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAPO-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "33662",
    "as_handle" : "AS33662",
    "as_name" : "CMCS",
    "tech_contacts" : [ "IC161-ARIN", "ROUTI25-ARIN" ],
    "abuse_contacts" : [ "NAPO-ARIN" ],
    "date_created" : "2005-02-16",
    "date_updated" : "2021-01-25",
    "source" : "https://rdap.arin.net/registry/autnum/33662"
  } ],
  "organization" : {
    "handle" : "CCCS",
    "name" : "Comcast Cable Communications, LLC",
    "address" : [ "1800 Bishops Gate Blvd", "Mt Laurel", "NJ", "08054", "US" ],
    "street" : "Bishops Gate Blvd",
    "city" : "Mt Laurel",
    "state" : "NJ",
    "zip_code" : "08054",
    "country" : [ "US" ],
    "date_created" : "2001-09-18",
    "date_updated" : "2020-11-18",
    "source" : "https://rdap.arin.net/registry/entity/CCCS",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "IC161-ARIN",
    "name" : "Comcast Cable Communications Inc",
    "email" : [ "CNIPEO-Ip-registration@cable.comcast.com" ],
    "phone" : [ "+1-856-792-2300" ],
    "source" : "https://rdap.arin.net/registry/entity/IC161-ARIN"
  }, {
    "handle" : "ROUTI25-ARIN",
    "name" : "Routing",
    "email" : [ "routing@comcast.com" ],
    "phone" : [ "+1-856-792-2300" ],
    "source" : "https://rdap.arin.net/registry/entity/ROUTI25-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NAPO-ARIN",
    "name" : "Network Abuse and Policy Observance",
    "email" : [ "abuse@comcast.net" ],
    "phone" : [ "+1-888-565-4329" ],
    "source" : "https://rdap.arin.net/registry/entity/NAPO-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS397288	McNaughton-McKay Electric Company	US
AS14296	Spring Fire Department	US
AS396927	Members Choice Credit Union	US
AS395238	Brazosport Independent School District	US
AS31128	APPLE DISTRIBUTION INTERNATIONAL LTD.	IE
AS2386	AT&T Enterprises, LLC	US
AS54999	Tenaris Global Services USA Corp.	US
AS399698	TRAVELWIFI LLC	US
AS16746	CenterPoint Energy, Inc.	US
AS54063	Memorial Hermann Health System	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS7922	Comcast Cable Communications, LLC	US

Downstreams

AS Number	Description	Country
AS14296	Spring Fire Department	US
AS396927	Members Choice Credit Union	US
AS395238	Brazosport Independent School District	US
AS31128	APPLE DISTRIBUTION INTERNATIONAL LTD.	IE
AS2386	AT&T Enterprises, LLC	US
AS54999	Tenaris Global Services USA Corp.	US
AS399698	TRAVELWIFI LLC	US
AS16746	CenterPoint Energy, Inc.	US
AS54063	Memorial Hermann Health System	US
AS32861	Macquarie Global Services USA LLC	US