ASN AS33489 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS33489?

AS33489 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.

AS33489 Comcast Cable Communications, LLC

ASN Lookup Tool

Comcast Cable Communications, LLC comcast.com

US 46 Routes

AS Data

AS33489

AS33489 – Comcast Cable Communications, LLC

AS Number	33489
AS Name	COMCAST-33489
Organization	Comcast Cable Communications, LLC(cccs)
Country	US
Website	comcast.com
Number of IPv4 Routes	10
Number of IPv6 Routes	36
ASN type	ISP
Registry	ARIN
Date Allocated	2004-12-30

ASN Intelligence API for production workflows

Use ASN data for AS33489 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:c115::/48	AS33489	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:28b::/48	AS33489	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:87da::/48	AS33489	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:c072::/48	AS33489	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:c1af::/48	AS33489	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:c544::/48	AS33489	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:8795::/48	AS33489	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
50.205.34.0/24	AS33489	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	256
2001:559:c0e2::/48	AS33489	Comcast Cable Communications, LLC	Comcast Cable Communications, LLC	~1×10²⁴
2001:559:c1bf::/48	AS33489	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:       33489
ASName:         COMCAST-33489
ASHandle:       AS33489
RegDate:        2004-12-30
Updated:        2021-01-25    
Ref:            https://rdap.arin.net/registry/autnum/33489



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


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

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

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

Peers

AS Number	Description	Country
AS29919	SELECT PORTFOLIO SERVICING INC	US
AS17397	Paysafe	CA
AS36040	Google LLC	US
AS10851	St Johns County BOCC	US
AS29871	Savannah College of Art and Design	US
AS40429	SETEL	US
AS36174	Baptist Health System	US
AS31847	Facility Automation Solutions, Inc.	US
AS14625	PGA Tour	US
AS7922	Comcast Cable Communications, LLC	US

Upstreams

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

Downstreams

AS Number	Description	Country
AS29919	SELECT PORTFOLIO SERVICING INC	US
AS17073	Allegis Group	US
AS17145	THE ENERGY AUTHORITY	US
AS395026	Ring Power Corporation	US
AS54135	TEGNA Inc.	US
AS31977	Florida East Coast Railway LLC	US
AS399653	Charleston County Aviation Authority	US
AS395955	Interline Brands, Inc.	US
AS395398	Putnam County School District	US
AS13335	Cloudflare, Inc.	US