AS Number
AS33662
AS Name
CMCS
Org Name
Comcast Cable Communications, LLC
Registry

arin

RegDate

2001-09-18

Updated

2020-11-18

AS33662 Looking Glass
IPv4Prefixes

37

IPv6Prefixes

73

IPv4 NUMs

12,032

IPv6 NUMs(/64)

4,784,128

12,032 IPv4 Addresses
CIDR Description IP Num
24.104.75.0/24 Comcast Cable Communications, LLC 256
50.200.67.0/24 Comcast Cable Communications, LLC 256
50.201.112.0/24 Comcast Cable Communications, LLC 256
50.201.142.0/24 Comcast Cable Communications, LLC 256
50.202.119.0/24 Comcast Cable Communications, LLC 256
50.203.75.0/24 Comcast Cable Communications, LLC 256
50.205.109.0/24 Comcast Cable Communications, LLC 256
50.216.38.0/24 Comcast Cable Communications, LLC 256
50.220.66.0/24 Comcast Cable Communications, LLC 256
50.220.144.0/23 Comcast Cable Communications, LLC 512
50.220.146.0/23 Comcast Cable Communications, LLC 512
50.224.223.0/24 Comcast Cable Communications, LLC 256
50.226.26.0/24 Comcast Cable Communications, LLC 256
50.228.10.0/24 Comcast Cable Communications, LLC 256
50.228.194.0/24 Comcast Cable Communications, LLC 256
50.230.22.0/24 Comcast Cable Communications, LLC 256
50.231.217.0/24 Comcast Cable Communications, LLC 256
50.232.18.0/24 Comcast Cable Communications, LLC 256
50.232.206.0/24 Comcast Cable Communications, LLC 256
50.234.8.0/24 Comcast Cable Communications, LLC 256
50.235.150.0/24 Comcast Cable Communications, LLC 256
50.235.195.0/24 Comcast Cable Communications, LLC 256
50.235.196.0/24 Comcast Cable Communications, LLC 256
50.239.74.0/24 Comcast Cable Communications, LLC 256
50.239.205.0/24 Comcast Cable Communications, LLC 256
100.43.0.0/23 Apogee Telecom Inc. 512
104.36.227.0/24 Spring Fire Department 256
107.1.148.0/24 Comcast Cable Communications, LLC 256
108.175.16.0/24 Computer Solutions 256
108.175.21.0/24 Computer Solutions 256
142.54.208.0/21 Harris County Emergency Corps 2048
142.54.216.0/24 Harris County Emergency Corps 256
142.202.95.0/24 Nexgen wisp llc 256
170.76.146.0/24 American National Insurance Company 256
198.46.65.0/24 Harris County Appraisal District 256
199.201.223.0/24 Fondren Orthopedic Group, L.L.P. 256
208.110.207.0/24 Comcast Cable Communications, LLC 256
CIDR Description IP NUMs(prefix /64)
2001:559:d::/48 Comcast Cable Communications, LLC 65536
2001:559:158::/48 Comcast Cable Communications, LLC 65536
2001:559:172::/48 Comcast Cable Communications, LLC 65536
2001:559:19b::/48 Comcast Cable Communications, LLC 65536
2001:559:1e9::/48 Comcast Cable Communications, LLC 65536
2001:559:256::/48 Comcast Cable Communications, LLC 65536
2001:559:283::/48 Comcast Cable Communications, LLC 65536
2001:559:287::/48 Comcast Cable Communications, LLC 65536
2001:559:2c6::/48 Comcast Cable Communications, LLC 65536
2001:559:313::/48 Comcast Cable Communications, LLC 65536
2001:559:3e3::/48 Comcast Cable Communications, LLC 65536
2001:559:3e4::/48 Comcast Cable Communications, LLC 65536
2001:559:3ed::/48 Comcast Cable Communications, LLC 65536
2001:559:4b7::/48 Comcast Cable Communications, LLC 65536
2001:559:52e::/48 Comcast Cable Communications, LLC 65536
2001:559:5ab::/48 Comcast Cable Communications, LLC 65536
2001:559:5b4::/48 Comcast Cable Communications, LLC 65536
2001:559:7f4::/48 Comcast Cable Communications, LLC 65536
2001:559:8012::/48 Comcast Cable Communications, LLC 65536
2001:559:804d::/48 Comcast Cable Communications, LLC 65536
2001:559:80c7::/48 Comcast Cable Communications, LLC 65536
2001:559:80c8::/48 Comcast Cable Communications, LLC 65536
2001:559:80e1::/48 Comcast Cable Communications, LLC 65536
2001:559:8168::/48 Comcast Cable Communications, LLC 65536
2001:559:81c9::/48 Comcast Cable Communications, LLC 65536
2001:559:82da::/48 Comcast Cable Communications, LLC 65536
2001:559:82e0::/48 Comcast Cable Communications, LLC 65536
2001:559:82e6::/48 Comcast Cable Communications, LLC 65536
2001:559:8399::/48 Comcast Cable Communications, LLC 65536
2001:559:83de::/48 Comcast Cable Communications, LLC 65536
2001:559:8472::/48 Comcast Cable Communications, LLC 65536
2001:559:852d::/48 Comcast Cable Communications, LLC 65536
2001:559:852f::/48 Comcast Cable Communications, LLC 65536
2001:559:8544::/48 Comcast Cable Communications, LLC 65536
2001:559:857b::/48 Comcast Cable Communications, LLC 65536
2001:559:85a9::/48 Comcast Cable Communications, LLC 65536
2001:559:85aa::/48 Comcast Cable Communications, LLC 65536
2001:559:85cf::/48 Comcast Cable Communications, LLC 65536
2001:559:85d0::/48 Comcast Cable Communications, LLC 65536
2001:559:85d7::/48 Comcast Cable Communications, LLC 65536
2001:559:85e9::/48 Comcast Cable Communications, LLC 65536
2001:559:85ed::/48 Comcast Cable Communications, LLC 65536
2001:559:85f8::/48 Comcast Cable Communications, LLC 65536
2001:559:8603::/48 Comcast Cable Communications, LLC 65536
2001:559:863f::/48 Comcast Cable Communications, LLC 65536
2001:559:866f::/48 Comcast Cable Communications, LLC 65536
2001:559:8714::/48 Comcast Cable Communications, LLC 65536
2001:559:8739::/48 Comcast Cable Communications, LLC 65536
2001:559:8748::/48 Comcast Cable Communications, LLC 65536
2001:559:879f::/48 Comcast Cable Communications, LLC 65536
2001:559:87d0::/48 Comcast Cable Communications, LLC 65536
2001:559:c0d8::/48 Comcast Cable Communications, LLC 65536
2001:559:c0e8::/48 Comcast Cable Communications, LLC 65536
2001:559:c10d::/48 Comcast Cable Communications, LLC 65536
2001:559:c11d::/48 Comcast Cable Communications, LLC 65536
2001:559:c157::/48 Comcast Cable Communications, LLC 65536
2001:559:c1a6::/48 Comcast Cable Communications, LLC 65536
2001:559:c1a8::/48 Comcast Cable Communications, LLC 65536
2001:559:c200::/48 Comcast Cable Communications, LLC 65536
2001:559:c201::/48 Comcast Cable Communications, LLC 65536
2001:559:c20f::/48 Comcast Cable Communications, LLC 65536
2001:559:c236::/48 Comcast Cable Communications, LLC 65536
2001:559:c23f::/48 Comcast Cable Communications, LLC 65536
2001:559:c254::/48 Comcast Cable Communications, LLC 65536
2001:559:c257::/48 Comcast Cable Communications, LLC 65536
2001:559:c265::/48 Comcast Cable Communications, LLC 65536
2001:559:c26f::/48 Comcast Cable Communications, LLC 65536
2001:559:c2bc::/48 Comcast Cable Communications, LLC 65536
2001:559:c2d0::/48 Comcast Cable Communications, LLC 65536
2001:559:c306::/48 Comcast Cable Communications, LLC 65536
2001:559:c346::/48 Comcast Cable Communications, LLC 65536
2001:559:c3f9::/48 Comcast Cable Communications, LLC 65536
2001:559:c452::/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 29,799,152 73,301,954,304 IPv4 IPv4 IPv6 IPv6
AS3549 LVLT-3549 - Level 3 Parent, LLC, US United States 6,260,960 150,614,245,376 IPv4 IPv4 IPv6 IPv6
AS7922 COMCAST-7922 - Comcast Cable Communications, LLC, US United States 71,407,872 36,318,243,520,512 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS23154 SANMINA-SCI - Sanmina-SCI Corporation, US United States 22,784 0 IPv4 IPv4
AS32861 MACQUARIE-GLOBAL-SERVICES-USA-LLC - Macquarie Global Services (USA) LLC, US United States 2,304 0 IPv4 IPv4
AS53571 PCC-CORP - PRECISION CASTPARTS CORP, US United States 2,816 0 IPv4 IPv4
AS396849 KPRC - GRAHAM MEDIA GROUP, HOUSTON, INC., US United States 256 0 IPv4 IPv4
AS397371 HCDE-TEXAS - Harris County Department of Education Public Facil, US United States 256 0 IPv4 IPv4
AS13913 AFFILIATED - Affiliated Monitoring, Inc., US United States 1,536 0 IPv4 IPv4
AS20204 NOVOLINK-HOUSTON - NovoLink Communications, Inc. - Houston, US United States 512 0 IPv4 IPv4
AS63483 SKYNET-AS-1 - Skynet, US United States 6,656 0 IPv4 IPv4
AS15133 EDGECAST - MCI Communications Services, Inc. d/b/a Verizon Business, US United States 122,624 26,542,080 IPv4 IPv4 IPv6 IPv6
AS2386 INS-AS - AT&T Data Communications Services, US United States 440,064 786,432 IPv4 IPv4
AS23071 HUNTING-INTL - HUNTING ENERGY SERVICES, LLC, US United States 512 0 IPv4 IPv4
AS32779 SMART-CITY-GBCC - Smart City Networks, L.P., US United States 2,304 1,048,576 IPv4 IPv4 IPv6 IPv6
AS36538 SJCNET-ASN - San Jacinto College District, US United States 4,352 0 IPv4 IPv4
AS40638 PASON-SYSTEMS-USA - Pason Systems USA Corp, US United States 1,280 0 IPv4 IPv4
AS2134 GSVNET-AS - Santander Global Technology, S.L.U, ES Spain 98,560 0 IPv4 IPv4
AS16746 RELIANTENERGY - RELIANT ENERGY, US United States 9,472 0 IPv4 IPv4
AS393355 SISA - SAMSUNG RESEARCH AMERICA, INC., US United States 512 0 IPv4 IPv4
AS393379 SEI-HOUSTON - Seismic Exchange, Inc., US United States 256 0 IPv4 IPv4
AS12211 OCNL-AS12211 - Operations & Compliance Network LLC, US United States 1,792 0 IPv4 IPv4
AS18649 ST-DAL - ShoreTel, Inc., US United States 21,248 0 IPv4 IPv4
AS63344 DKM2-ARIN - The Reynolds and Reynolds Company, US United States 2,048 0 IPv4 IPv4
AS11135 CROSS-DEVELOPMENT-MONTGOMERY - Cross Development/Montgomery LP, US United States 4,608 0 IPv4 IPv4
AS16903 TIGER-47 - Texas Southern University, US United States 768 0 IPv4 IPv4
AS26093 HAR - Houston Association of Realtors, US United States 256 0 IPv4 IPv4
AS53944 JJT-GULFTECH - J & J Telecommunications, US United States 1,088 0 IPv4 IPv4
AS54119 WHITESKY-COMMUNICATIONS-2 - WhiteSky Communications, LLC., US United States 27,904 0 IPv4 IPv4
AS55291 HARRIS-COUNTY-AS - Harris County, US United States 1,280 0 IPv4 IPv4
AS26450 CTDI-WC - CTDI, US United States 256 16,777,216 IPv6 IPv6
AS11025 COMCAST-HOUSTON - Comcast Cable Communications, LLC, US United States 40,960 0 IPv4 IPv4
AS397736 BEACON-FCU - Beacon Federal Credit Union, US United States 256 1,048,576 IPv4 IPv4 IPv6 IPv6
AS15203 MHMRAHC-ASN - MHMRA, US United States 256 0 IPv4 IPv4
AS46209 GHC911, US United States 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS140082 SIS-AS-AP - Sniperhill Internet Services LLC, AF Afghanistan 256 0 IPv4 IPv4
AS20940 AKAMAI-ASN1 - Akamai International B.V., NL Netherlands 13,769,952 1,138,167,776,512 IPv4 IPv4 IPv6 IPv6
AS27178 HSPS-HQ - Practice Management Technologies and Services, US United States 1,280 0 IPv4 IPv4
AS54063 MHHS-AS - Memorial Hermann Health System, US United States 1,280 0 IPv4 IPv4
AS54808 SUN-COAST-RESOURCES - SUN COAST RESOURCES, INC, US United States 512 0 IPv4 IPv4
AS55031 PROSTAR-COMMUNICATIONS - ProStar Communications LLC, US United States 256 0 IPv4 IPv4
AS395238 BRAZOSPORTISD-01 - Brazosport Independent School District, US United States 512 0 IPv4 IPv4
AS46094 LEE-COLLEGE - Lee College, US United States 4,096 0 IPv4 IPv4
AS40667 OIS-53-ASN - Optiquest Internet Services, Inc., US United States 2,048 0 IPv4 IPv4
AS394477 SHL - Stronghold, Ltd., US United States 256 0 IPv4 IPv4
AS394713 ISCGROUP - Integration Station, US United States 1,536 0 IPv4 IPv4
AS397288 MCREY - McNaughton-McKay Electric Company, US United States 1,024 0 IPv4 IPv4
AS11153 CSFL-2-11153 - Corporate Support & Fulfillment LLC, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
AS396272 HOUSTON-TEXANS - Houston Texans, US United States 256 0 IPv4 IPv4
AS54155 GREENCLOUD - Green Cloud Technologies,LLC, US United States 9,472 0 IPv4 IPv4
AS22403 TRINICOM - TRINICOM COMMUNICATIONS, US United States 2,048 0 IPv4 IPv4
AS23280 OS33 - Venn Technology Corp, US United States 1,280 0 IPv4 IPv4
AS33522 CPANEL-INC - cPanel, LLC., US United States 6,144 327,680 IPv4 IPv4 IPv6 IPv6
AS4057 DCS-ASN - Mechant's Choice Payment Solutions, US United States 512 0 IPv4 IPv4
AS399620 NCISD - New Caney ISD, US United States 256 0 IPv4 IPv4
AS33258 CSONLINE-AS-1 - Computer Solutions, US United States 5,120 0 IPv4 IPv4
IP Address Domain NUMs Domains
24.104.75.2 2 mail.missouricitytx.gov
24.104.75.16 1 gis.missouricitytx.gov
24.104.75.23 1 alarms.missouricitytx.gov
24.104.75.45 1 p2c.missouricitytx.gov
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


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

OrgTechHandle: IC161-ARIN
OrgTechName:   Comcast Cable Communications Inc
OrgTechPhone:  +1-856-317-7200 
OrgTechEmail:  CNIPEO-Ip-registration@cable.comcast.com
OrgTechRef:    https://rdap.arin.net/registry/entity/IC161-ARIN

OrgRoutingHandle: ROUTI25-ARIN
OrgRoutingName:   Routing
OrgRoutingPhone:  +1-856-317-7200 
OrgRoutingEmail:  routing@comcast.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI25-ARIN