AS33660 - CMCS - Comcast Cable Communications, LLC, US

United States
AS Name
CMCS
Org Name
Comcast Cable Communications, LLC
Registry Region
United States
Looking Glass
IPv4Prefixes

23

IPv6Prefixes

92

IPv4 NUMs

74,240

IPv6 NUMs(/64)

6,094,848

74,240 IPv4 Addresses
CIDR Description IP Num
50.203.161.0/24 Comcast Cable Communications, LLC 256
50.204.89.0/24 Comcast Cable Communications, LLC 256
50.206.135.0/24 Comcast Cable Communications, LLC 256
50.207.68.0/24 Comcast Cable Communications, LLC 256
50.222.146.0/24 Comcast Cable Communications, LLC 256
50.224.25.0/24 Comcast Cable Communications, LLC 256
50.224.26.0/24 Comcast Cable Communications, LLC 256
50.227.51.0/24 Comcast Cable Communications, LLC 256
50.234.186.0/24 Comcast Cable Communications, LLC 256
50.235.14.0/24 Comcast Cable Communications, LLC 256
50.237.123.0/24 Comcast Cable Communications, LLC 256
50.238.157.0/24 Comcast Cable Communications, LLC 256
69.55.80.0/21 Sinclair Broadcast Group 2048
96.114.142.0/24 Comcast Cable Communications, LLC 256
96.119.24.0/22 Comcast IP Services, L.L.C. (C02710155) 1024
96.119.28.0/22 Comcast IP Services, L.L.C. (C02710155) 1024
107.0.221.0/24 Comcast Cable Communications, LLC 256
107.1.67.0/24 Comcast Cable Communications, LLC 256
107.1.111.0/24 SINCLAIR SERVICES COMPANY (C02945084) 256
107.1.130.0/24 SINCLAIR SERVICES COMPANY (C02945086) 256
130.187.0.0/24 Evans & Sutherland Computer Division 256
130.187.0.0/16 Evans & Sutherland Computer Division 65536
192.16.177.0/24 F J Management Inc. 256
CIDR Description IP NUMs(prefix /64)
2001:559:29::/48 Comcast Cable Communications, LLC 65536
2001:559:fa::/48 Comcast Cable Communications, LLC 65536
2001:559:fb::/48 Comcast Cable Communications, LLC 65536
2001:559:108::/48 Comcast Cable Communications, LLC 65536
2001:559:14b::/48 Comcast Cable Communications, LLC 65536
2001:559:1c5::/48 Comcast Cable Communications, LLC 65536
2001:559:1cf::/48 Comcast Cable Communications, LLC 65536
2001:559:201::/48 Comcast Cable Communications, LLC 65536
2001:559:20a::/48 Comcast Cable Communications, LLC 65536
2001:559:26c::/48 Comcast Cable Communications, LLC 65536
2001:559:297::/48 Comcast Cable Communications, LLC 65536
2001:559:299::/48 Comcast Cable Communications, LLC 65536
2001:559:29a::/48 Comcast Cable Communications, LLC 65536
2001:559:29f::/48 Comcast Cable Communications, LLC 65536
2001:559:2a3::/48 Comcast Cable Communications, LLC 65536
2001:559:2de::/48 Comcast Cable Communications, LLC 65536
2001:559:2e4::/48 Comcast Cable Communications, LLC 65536
2001:559:31a::/48 Comcast Cable Communications, LLC 65536
2001:559:366::/48 Comcast Cable Communications, LLC 65536
2001:559:37f::/48 Comcast Cable Communications, LLC 65536
2001:559:39b::/48 Comcast Cable Communications, LLC 65536
2001:559:3b2::/48 Comcast Cable Communications, LLC 65536
2001:559:3b3::/48 Comcast Cable Communications, LLC 65536
2001:559:3c4::/48 Comcast Cable Communications, LLC 65536
2001:559:41a::/48 Comcast Cable Communications, LLC 65536
2001:559:4a7::/48 Comcast Cable Communications, LLC 65536
2001:559:4a9::/48 Comcast Cable Communications, LLC 65536
2001:559:521::/48 Comcast Cable Communications, LLC 65536
2001:559:536::/48 Comcast Cable Communications, LLC 65536
2001:559:57f::/48 Comcast Cable Communications, LLC 65536
2001:559:58c::/48 Comcast Cable Communications, LLC 65536
2001:559:599::/48 Comcast Cable Communications, LLC 65536
2001:559:5d8::/48 Comcast Cable Communications, LLC 65536
2001:559:808a::/48 Comcast Cable Communications, LLC 65536
2001:559:8092::/48 Comcast Cable Communications, LLC 65536
2001:559:80f9::/48 Comcast Cable Communications, LLC 65536
2001:559:80fb::/48 Comcast Cable Communications, LLC 65536
2001:559:8127::/48 Comcast Cable Communications, LLC 65536
2001:559:8137::/48 Comcast Cable Communications, LLC 65536
2001:559:8193::/48 Comcast Cable Communications, LLC 65536
2001:559:81a6::/48 Comcast Cable Communications, LLC 65536
2001:559:821b::/48 Comcast Cable Communications, LLC 65536
2001:559:8274::/48 Comcast Cable Communications, LLC 65536
2001:559:8282::/48 Comcast Cable Communications, LLC 65536
2001:559:828c::/48 Comcast Cable Communications, LLC 65536
2001:559:828d::/48 Comcast Cable Communications, LLC 65536
2001:559:82d4::/48 Comcast Cable Communications, LLC 65536
2001:559:82fd::/48 Comcast Cable Communications, LLC 65536
2001:559:82fe::/48 Comcast Cable Communications, LLC 65536
2001:559:831b::/48 Comcast Cable Communications, LLC 65536
2001:559:8329::/48 Comcast Cable Communications, LLC 65536
2001:559:8352::/48 Comcast Cable Communications, LLC 65536
2001:559:8365::/48 Comcast Cable Communications, LLC 65536
2001:559:83a6::/48 Comcast Cable Communications, LLC 65536
2001:559:83bb::/48 Comcast Cable Communications, LLC 65536
2001:559:83c4::/48 Comcast Cable Communications, LLC 65536
2001:559:83e2::/48 Comcast Cable Communications, LLC 65536
2001:559:8443::/48 Comcast Cable Communications, LLC 65536
2001:559:8450::/48 Comcast Cable Communications, LLC 65536
2001:559:8460::/48 Comcast Cable Communications, LLC 65536
2001:559:8484::/48 Comcast Cable Communications, LLC 65536
2001:559:8485::/48 Comcast Cable Communications, LLC 65536
2001:559:84a0::/48 Comcast Cable Communications, LLC 65536
2001:559:84a1::/48 Comcast Cable Communications, LLC 65536
2001:559:84a2::/48 Comcast Cable Communications, LLC 65536
2001:559:85e0::/48 Comcast Cable Communications, LLC 65536
2001:559:8670::/48 Comcast Cable Communications, LLC 65536
2001:559:c006::/48 Comcast Cable Communications, LLC 65536
2001:559:c0ef::/48 Comcast Cable Communications, LLC 65536
2001:559:c0ff::/48 Comcast Cable Communications, LLC 65536
2001:559:c154::/48 Comcast Cable Communications, LLC 65536
2001:559:c160::/48 Comcast Cable Communications, LLC 65536
2001:559:c16d::/48 Comcast Cable Communications, LLC 65536
2001:559:c16e::/48 Comcast Cable Communications, LLC 65536
2001:559:c171::/48 Comcast Cable Communications, LLC 65536
2001:559:c173::/48 Comcast Cable Communications, LLC 65536
2001:559:c1ef::/48 Comcast Cable Communications, LLC 65536
2001:559:c232::/48 Comcast Cable Communications, LLC 65536
2001:559:c285::/48 Comcast Cable Communications, LLC 65536
2001:559:c288::/48 Comcast Cable Communications, LLC 65536
2001:559:c28a::/48 Comcast Cable Communications, LLC 65536
2001:559:c2bf::/48 Comcast Cable Communications, LLC 65536
2001:559:c2c0::/48 Comcast Cable Communications, LLC 65536
2001:559:c2e6::/48 Comcast Cable Communications, LLC 65536
2001:559:c311::/48 Comcast Cable Communications, LLC 65536
2001:559:c316::/48 Comcast Cable Communications, LLC 65536
2001:559:c334::/48 Comcast Cable Communications, LLC 65536
2001:559:c33f::/48 Comcast Cable Communications, LLC 65536
2001:559:c376::/48 Comcast Cable Communications, LLC 65536
2001:559:c3d3::/48 Comcast Cable Communications, LLC 65536
2001:559:c3e1::/48 Comcast Cable Communications, LLC 65536
2001:559:c3f5::/48 Comcast Cable Communications, LLC 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 30,984,360 163,497,116,672 IPv4 IPv4 IPv6 IPv6
AS3549 LVLT-3549 - Level 3 Parent, LLC, US United States 6,217,216 85,904,719,872 IPv4 IPv4
AS7922 COMCAST-7922 - Comcast Cable Communications, LLC, US United States 71,482,112 36,318,243,586,048 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS11633 4LIFE-HOLDINGS-LLC - 4Life Research USA, LLC, US United States 1,024 0 IPv4 IPv4
AS29864 SPORTSMANS-WAREHOUSE - Sportsman's Warehouse, Inc., US United States 512 0 IPv4 IPv4
AS46606 UNIFIEDLAYER-AS-1 - Unified Layer, US United States 1,300,224 0 IPv4 IPv4
AS53885 SPILLMAN - Spillman Technologies, Inc., US United States 768 0 IPv4 IPv4
AS393940 ULTRADENT-PRODUCTS - Ultradent Products Inc, US United States 256 0 IPv4 IPv4
AS395994 VECC911 - VECC, US United States 512 0 IPv4 IPv4
AS397172 MMX - ICM Registry LLC, US United States 0 0 IPv4 IPv4
AS14149 ICONFITNESS-MAIN - Icon Health & Fitness Inc, US United States 512 0 IPv4 IPv4
AS27178 HSPS-HQ - Practice Management Technologies and Services, US United States 1,280 0 IPv4 IPv4
AS32806 MARITIME-TELECOMMUNICATIONS-NETWORK - Emerging Markets Communications, US United States 28,672 0 IPv4 IPv4
AS63169 BMA - BMA MANAGEMENT SUPPORT CORPORATION, US United States 256 0 IPv4 IPv4
AS393917 CVE - Cache Valley Electric Company, US United States 512 0 IPv4 IPv4
AS10945 CORP-LINDON - ROI Solutions, LLC, US United States 512 0 IPv4 IPv4
AS16785 USANA-INC - USANA Inc, US United States 768 0 IPv4 IPv4
AS17206 MOUNTAIN-AMERICA - Mountain America Credit Union, US United States 1,024 0 IPv4 IPv4
AS29919 29919 - SELECT PORTFOLIO SERVICING INC, US United States 512 0 IPv4 IPv4
AS393459 DOMOINC772 - Domo, Inc., US United States 256 0 IPv4 IPv4
AS17044 TRUENORTHCOMM - True North Communications, US United States 1,792 0 IPv4 IPv4
AS25655 OSTK-COM - Overstock.com, US United States 5,376 0 IPv4 IPv4
AS53882 COMMUNITECT - Communitect, Inc, US United States 256 0 IPv4 IPv4
AS54438 AMC - Academy Mortgage Corporation, US United States 256 0 IPv4 IPv4
AS54629 AFSTORES-AS - Associated Food Stores, Inc., US United States 512 0 IPv4 IPv4
AS20229 MERRICK-AS - Merrick Bank, US United States 768 0 IPv4 IPv4
AS30639 CMCFLEX - Computer Marketing Corporation, US United States 256 0 IPv4 IPv4
AS35855 UCCU - UTAH COMMUNITY FEDERAL CREDIT UNION, US United States 768 0 IPv4 IPv4
AS54977 MERITMEDICAL - Merit Medical Systems, Inc, US United States 256 0 IPv4 IPv4
AS398374 NSL-ASN - Pro-Mark, LLC, US United States 256 0 IPv4 IPv4
AS1746 SIRSIDYNIXAS - Data Research Associates, Inc., US United States 5,632 0 IPv4 IPv4
AS16749 AUTOLIVASP1 - Autoliv asp, US United States 256 0 IPv4 IPv4
AS19831 STAMPIN - StampinUp, US United States 256 0 IPv4 IPv4
AS33173 MYGN-US - Myriad Genetics Incorporated, US United States 512 0 IPv4 IPv4
AS54637 SIMPLII-AS - Simplii LLC, US United States 256 0 IPv4 IPv4
AS55018 PRIME - Prime Holdings Insurance Services Inc, US United States 256 0 IPv4 IPv4
AS14950 LHM-GROUP - Larry H. Miller Management Company, US United States 768 0 IPv4 IPv4
AS19477 FLYINGJ - F J Management Inc., US United States 4,096 0 IPv4 IPv4
AS27480 MTC-CORP - Management & Training Corporation, US United States 512 0 IPv4 IPv4
AS393908 INTEGRACORE - VISIBLE SUPPLY CHAIN MANAGEMENT, LLC, US United States 256 0 IPv4 IPv4
AS19648 LDSCHURCH1 - Corporation of the Presiding Bishop of the Church of Jesus Christ of Latter-Day Saints, US United States 4,608 4,295,032,832 IPv4 IPv4
AS33264 YIPTEL - SYNDEO LLC, US United States 1,536 0 IPv4 IPv4
AS54308 RETOUCHUP - RETOUCHUP.COM, US United States 256 0 IPv4 IPv4
AS393557 PCMC - Park City Municipal Corporation, US United States 256 0 IPv4 IPv4
AS397157 KICKTECH-BOUNTIFUL-01 - Kicktech, LLC, US United States 256 0 IPv4 IPv4
AS10444 ZB NATIONAL ASSOCIATION - ZB, National Association, US United States 8,192 0 IPv4 IPv4
AS11319 DDMINC - Deseret Digital Media, Inc., US United States 8,960 0 IPv4 IPv4
AS13335 CLOUDFLARENET - Cloudflare, Inc., US United States 1,583,872 336,134,144 IPv4 IPv4 IPv6 IPv6
AS30519 CANYONS-ASN - VAIL RESORTS, INC., US United States 256 0 IPv4 IPv4
AS40322 PROPAY-AS3 - Propay Inc, US United States 256 0 IPv4 IPv4
AS395028 REY1 - The Reynolds and Reynolds Company, US United States 256 0 IPv4 IPv4
AS396033 BFDX515 - BioFire Diagnostics, LLC, US United States 512 0 IPv4 IPv4
AS26453 INFINISOURCE-INC - Infinisource, Inc., US United States 512 0 IPv4 IPv4
AS32230 PRESTIGEFINANCIAL1420 - Prestige Financial Services, US United States 256 0 IPv4 IPv4
AS398020 HICOUNTRYNET - PCM Industries, US United States 768 268,435,456 IPv4 IPv4 IPv6 IPv6
AS13610 PROVOCRAFT-NOVELTY - Provo Craft & Novelty, Inc., US United States 256 0 IPv4 IPv4
AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc., US United States 10,752 262,144 IPv4 IPv4
AS27625 UBNT-AS - Ubiquiti Networks, Inc., US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
AS11052 IHC-NET - Intermountain Health Care, US United States 67,328 0 IPv4 IPv4
AS27007 ADPSLC - Automatic Data Processing, Inc., US United States 1,536 0 IPv4 IPv4
AS35977 QPASS-1 - Amdocs Inc., US United States 3,328 65,536 IPv4 IPv4 IPv6 IPv6
AS394662 UFAASNUM - Unified Fire Authority, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
AS13799 3FORM-BGP - 3form Inc., US United States 256 0 IPv4 IPv4
AS23154 SANMINA-SCI - Sanmina-SCI Corporation, US United States 12,800 0 IPv4 IPv4
AS23389 CAMPBELL-SCIENTIFIC - Campbell Scientific, Inc., US United States 768 65,536 IPv4 IPv4
AS395344 IVANTI-BD - Ivanti, Inc., US United States 512 0 IPv4 IPv4
AS397612 ANX - ARCHITECTURAL NEXUS, INC, US United States 256 0 IPv4 IPv4
AS11688 LTSTREAM - Lightstream Communications, Inc., US United States 256 0 IPv4 IPv4
AS33355 NWR-AS - Northwest Research, Inc., US United States 256 0 IPv4 IPv4
AS394185 BOU-BANCORP - Bank of Utah, US United States 256 0 IPv4 IPv4
AS210 WEST-NET-WEST - Utah Education Network, US United States 1,494,016 4,296,081,408 IPv4 IPv4 IPv6 IPv6
AS17150 AFCU - America First Credit Union, US United States 1,280 0 IPv4 IPv4
AS32602 CORP-HDQTRS - ROI Solutions, LLC, US United States 512 0 IPv4 IPv4
AS40644 IFS - Integra Financial Services, LLC, US United States 256 0 IPv4 IPv4
AS55251 TAXHAWK-AS - TaxHawk, Inc., US United States 768 0 IPv4 IPv4
AS393546 ARUP - ARUP LABORATORIES, US United States 1,024 0 IPv4 IPv4
IP Address Domain NUMs Domains
50.203.161.50 1 uvdms1.utahvalley911.org
50.203.161.51 1 uvdmx02.utahvalley911.org
50.203.161.68 1 webmail.utahcounty.gov
50.203.161.69 2 utahcountyfire.org 
ASNumber:       33660
ASName:         CMCS
ASHandle:       AS33660
RegDate:        2005-02-16
Updated:        2021-01-25    
Ref:            https://rdap.arin.net/registry/autnum/33660



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:  +1-856-317-7200 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/IC161-ARIN

OrgRoutingHandle: ROUTI25-ARIN
OrgRoutingName:   Routing
OrgRoutingPhone:  +1-856-317-7200 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI25-ARIN

OrgAbuseHandle: NAPO-ARIN
OrgAbuseName:   Network Abuse and Policy Observance
OrgAbusePhone:  +1-888-565-4329 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAPO-ARIN