ASN Lookup Tool

Comcast Cable Communications, LLC comcast.com US US 96 Routes

AS Data

AS33668

AS33668 – Comcast Cable Communications, LLC

AS Number 33668
AS Name CMCS
Organization Comcast Cable Communications, LLC (cccs)
Country US
Website comcast.com
Number of IPv4 Routes 27
Number of IPv6 Routes 69
ASN type ISP
Registry ARIN
Date Allocated 2005-02-16

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IP Ranges

Route # IPs
2001:559:84db::/48 ~1×10²⁴
2001:559:c3aa::/48 ~1×10²⁴
2001:559:8730::/48 ~1×10²⁴
50.217.249.0/24 256
2001:559:82f7::/48 ~1×10²⁴
2001:559:c48d::/48 ~1×10²⁴
50.226.70.0/24 256
2001:559:85fa::/48 ~1×10²⁴
50.223.155.0/24 256
2001:559:3fe::/48 ~1×10²⁴
2001:559:c0c8::/48 ~1×10²⁴
192.88.105.0/24 256
157.240.135.0/24 256
2001:559:84c0::/48 ~1×10²⁴
2001:559:c0e6::/48 ~1×10²⁴
50.221.158.0/24 256
2001:559:c1b4::/48 ~1×10²⁴
2001:559:10d::/48 ~1×10²⁴
2001:559:391::/48 ~1×10²⁴
50.228.137.0/24 256
2001:559:330::/48 ~1×10²⁴
2001:559:270::/48 ~1×10²⁴
192.138.205.0/24 256
2001:559:c3c5::/48 ~1×10²⁴
206.201.156.0/24 256
50.232.15.0/24 256
2602:810:20c3::/48 ~1×10²⁴
50.203.250.0/24 256
2001:559:44::/48 ~1×10²⁴
2001:559:8774::/48 ~1×10²⁴
2001:559:c500::/48 ~1×10²⁴
2001:559:f2::/48 ~1×10²⁴
2001:559:817a::/48 ~1×10²⁴
2001:559:10e::/48 ~1×10²⁴
2001:559:c1cd::/48 ~1×10²⁴
2001:559:15c::/48 ~1×10²⁴
50.202.125.0/24 256
2001:559:7e7::/48 ~1×10²⁴
50.238.250.0/24 256
2001:559:318::/48 ~1×10²⁴
2001:559:83e5::/48 ~1×10²⁴
2001:559:5c8::/48 ~1×10²⁴
2001:559:365::/48 ~1×10²⁴
2001:559:3ce::/48 ~1×10²⁴
2001:559:8441::/48 ~1×10²⁴
2001:559:261::/48 ~1×10²⁴
50.204.170.0/24 256
2001:559:c1b6::/48 ~1×10²⁴
2001:559:33d::/48 ~1×10²⁴
2001:559:c3eb::/48 ~1×10²⁴
2001:559:85fb::/48 ~1×10²⁴
206.201.158.0/24 256
198.199.172.0/24 256
2001:559:248::/48 ~1×10²⁴
2001:559:8577::/48 ~1×10²⁴
50.220.170.0/24 256
2001:559:7e0::/48 ~1×10²⁴
50.227.241.0/24 256
2001:559:704::/48 ~1×10²⁴
2001:559:c345::/48 ~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:       33668
ASName:         CMCS
ASHandle:       AS33668
RegDate:        2005-02-16
Updated:        2021-01-25
Ref:            https://rdap.arin.net/registry/autnum/33668



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

Peers

AS Number Description Country
AS33145 Bethany Christian Services US
AS35928 BECKMAN COULTER, INC. US
AS21970 PCE Systems US
AS397288 McNaughton-McKay Electric Company US
AS19936 Gordon Food Service US
AS400315 Cold Heading Company US
AS12088 North American Bancard, LLC US
AS393663 Acument Global Technologies, Inc. US
AS393471 FOS Hosting, LLC US
AS32477 Otava, LLC US
AS32285 Henry Ford College US
AS54946 Metro Health US
AS1000 LINK AMERICAN US
AS395614 City of Lansing US
AS394890 Dewpoint Inc US
AS399293 Hollingsworth Logistics Group LLC US
AS393256 DTE Energy Company US
AS394004 Hurley Medical Center US
AS54267 Lake Trust Credit Union US
AS23032 FCS Industries US
AS54840 United Wholesale Mortgage, LLC US
AS15099 County of Monroe US
AS16758 Ricoh USA, Inc. US
AS13325 Michigan State Government US
AS396332 SITEONE LANDSCAPE SUPPLY, LLC US
AS397871 City Of Detroit US
AS26463 Macomb Intermediate School District US
AS19880 REALCOMP II LTD. US
AS394573 GreenStone Farm Credit Services US
AS19277 ImageMaster LLC US
AS395234 ANESTHESIA BUSINESS CONSULTANTS LLC US
AS10351 Enertron L.L.C. US
AS62658 City of Wyandotte US
AS396224 NSF International US
AS398856 Group M Worldwide, LLC US
AS395779 ARMSTRONG INTERNATIONAL INC US
AS395551 CARHARTT Inc. US
AS19031 CU*Answers, Inc. US
AS393376 Dynamic Edge, Inc. US
AS62728 VELOCITY, A MANAGED SERVICES COMPANY US
AS53352 Henry Ford Health System US
AS19224 Quantum Services Group, LLC. US
AS46674 City of Grand Rapids US
AS14010 Jack Henry & Associates, Inc. US
AS4208 The Iserv Company, LLC US
AS394446 Newaygo County Regional Educational Service Agency US
AS401285 MICHIGAN VIRTUAL US
AS393499 Otava, LLC US
AS36127 Miller Canfield US
AS13683 Auto-Wares Inc US
AS36040 Google LLC US
AS26510 Fishbeck, Thompson, Carr & Huber, Inc. US
AS397288 McNaughton McKay Electric Company US
AS63102 Michigan Education Special Services Association US
AS7922 Comcast Cable Communications, LLC US
AS11115 Otava, LLC US
AS397969 Cambium Learning, Inc. US
AS393673 SiteOne Landscape Supply US
AS53775 Sekisui KYDEX, LLC US
AS1438 PIONEER STATE MUTUAL INSURANCE CO. US

Upstreams

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

Downstreams

AS Number Description Country
AS33145 Bethany Christian Services US
AS35928 BECKMAN COULTER, INC. US
AS21970 PCE Systems US
AS19936 Gordon Food Service US
AS400315 Cold Heading Company US
AS12088 North American Bancard, LLC US
AS393663 Acument Global Technologies, Inc. US
AS393471 FOS Hosting, LLC US
AS32477 Otava, LLC US
AS32285 Henry Ford College US

Contacts

Email Contacts

routing@comcast.com CNIPEO-Ip-registration@cable.comcast.com

Abuse Contacts

abuse@comcast.net

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Frequently Asked Questions

ASN AS33668 is an Autonomous System Number used to identify a network for BGP internet routing.
AS33668 is listed under Comcast Cable Communications, LLC.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.