AS33660

Comcast Cable Communications, LLC

AS 33660 CMCS

Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

2,816 IP addresses
ASN33660
NameCMCS
OrganizationComcast Cable Communications, LLC
CountryUnited States  
RegistryARIN
IPv4 addresses2,816
IPv6 /64 networks1.91 x 221
Prefixes72
Other ASN allocated to Comcast Cable Communications, LLC
ASN Name IP addresses
7922 COMCAST-7922 68,026,624
20214 COMCAST-20214 136,704
33659 CMCS 71,680
21508 COMCAST-21508 71,680
33491 COMCAST-33491 69,888
33651 CMCS 67,328
33667 CMCS 52,480
7015 COMCAST-7015 46,592
33490 COMCAST-33490 22,272
33652 CMCS 16,896
33657 CMCS 15,872
7016 CCCH-3 13,056
33287 COMCAST-33287 12,800
7725 COMCAST-7725 9,728
33668 CMCS 6,912
33650 COMCAST-33650 6,144
33662 CMCS 5,120
22258 COMCAST-22258 3,328
33489 COMCAST-33489 2,816
13367 COMCAST-13367 2,048
22909 COMCAST-22909 1,792
33661 CMCS 1,792
396021 COMCAST-MES 1,280
33666 CMCS 1,024
395980 COMCAST-MES 768
396017 COMCAST-MES 512
395976 COMCAST-MES 512
395974 COMCAST-MES 512
16748 COMCAST-TELECOMM-4 256
36732 COMCAST-36732 256
396019 COMCAST-MES 256
396415 COMCAST-MES 256
36377 PATRIOT-MEDIA-NJ 0
36733 DNEO-OSP7 0
13385 COMCAST-TELECOMM 0
53297 CIMEAST 0
36196 COMCAST-TELECOMM-5 0
393232 CMCS 0
33665 CMCS 0
33664 CMCS 0
6161 COMCAST-6161 0
23253 COMCAST-23253 0
23266 COMCAST-23266 0
33351 COMCAST-33351 0
11025 COMCAST-HOUSTON 0
7853 COMCAST-TELECOMM-2 0
33542 COMCAST-TELECOMM-3 0
7757 COMCAST-7757 0
33654 CMCS 0
33655 CMCS 0
33656 CMCS 0
33658 CMCS 0
33653 CMCS 0
33663 CMCS 0
14668 COMCAST-TELECOMM-6 0
IPv4 Prefixes for AS33660
Network Location Addresses
129.134.166.0/24 Comcast Cable Communications, LLC   Salt Lake City 256
129.134.167.0/24 Comcast Cable Communications, LLC   Sandy City 256
192.16.177.0/24 Comcast Cable Communications, LLC   Salt Lake City (Rio Grande) 256
50.204.89.0/24 Comcast Cable Communications, LLC   Salt Lake City 256
50.207.68.0/24 Comcast Cable Communications, LLC   Sandy City 256
50.217.32.0/24 Comcast Cable Communications, LLC   Sandy City 256
50.222.146.0/24 Comcast Cable Communications, LLC   Ogden 256
50.222.157.0/24 Comcast Cable Communications, LLC   Logan 256
50.224.25.0/24 Comcast Cable Communications, LLC   Salt Lake City 256
50.227.51.0/24 Comcast Cable Communications, LLC   Salt Lake City 256
50.237.123.0/24 Comcast Cable Communications, LLC   Salt Lake City 256
IPv6 Prefixes for AS33660 - showing the first 20 of 61 networks
Network Location /64 Prefixes
2001:559:20a::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:26c::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:29::/48 Comcast Cable Communications, LLC   Logan 216
2001:559:2de::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:2e4::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:31a::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:37f::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:3b2::/48 Comcast Cable Communications, LLC   Brigham City 216
2001:559:3b3::/48 Comcast Cable Communications, LLC   Ogden 216
2001:559:3c4::/48 Comcast Cable Communications, LLC   Sandy City 216
2001:559:41a::/48 Comcast Cable Communications, LLC   Logan 216
2001:559:4a7::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:4a9::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:521::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:57f::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:58c::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:5d8::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:808a::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:8092::/48 Comcast Cable Communications, LLC   Salt Lake City 216
2001:559:8127::/48 Comcast Cable Communications, LLC   Salt Lake City 216