AS33666

Comcast Cable Communications, LLC

AS 33666 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.

512 IP addresses
ASN33666
NameCMCS
OrganizationComcast Cable Communications, LLC
CountryUnited States  
RegistryARIN
IPv4 addresses512
IPv6 /64 networks1.5 x 217
Prefixes5
Other ASN allocated to Comcast Cable Communications, LLC
ASN Name IP addresses
7922 COMCAST-7922 71,233,024
7015 COMCAST-7015 3,968,352
20214 COMCAST-20214 140,032
33651 CMCS 115,712
33491 COMCAST-33491 85,248
33667 CMCS 79,104
21508 COMCAST-21508 73,728
33657 CMCS 49,664
11025 COMCAST-HOUSTON 43,264
33287 COMCAST-33287 15,104
7016 CCCH-3 14,592
33662 CMCS 12,032
33650 COMCAST-33650 11,520
33652 CMCS 10,496
33490 COMCAST-33490 10,240
7725 COMCAST-7725 9,984
33659 CMCS 9,472
33668 CMCS 8,448
22258 COMCAST-22258 7,424
22909 COMCAST-22909 5,376
33660 CMCS 5,376
33661 CMCS 5,120
13367 COMCAST-13367 3,584
33489 COMCAST-33489 3,072
396021 COMCAST-MES 1,280
396415 COMCAST-MES 256
33656 CMCS 256
33654 CMCS 256
395974 COMCAST-MES 256
396019 COMCAST-MES 256
396017 COMCAST-MES 256
395980 COMCAST-MES 256
16748 COMCAST-TELECOMM-4 256
395976 COMCAST-MES 256
53297 CIMEAST 0
36733 DNEO-OSP7 0
36732 COMCAST-36732 0
36377 PATRIOT-MEDIA-NJ 0
393232 CMCS 0
23266 COMCAST-23266 0
7757 COMCAST-7757 0
33665 CMCS 0
23253 COMCAST-23253 0
33351 COMCAST-33351 0
33542 COMCAST-TELECOMM-3 0
6161 COMCAST-6161 0
14668 COMCAST-TELECOMM-6 0
13385 COMCAST-TELECOMM 0
33655 CMCS 0
33658 CMCS 0
33653 CMCS 0
7853 COMCAST-TELECOMM-2 0
33663 CMCS 0
33664 CMCS 0
36196 COMCAST-TELECOMM-5 0
IPv4 Prefixes for AS33666
Network Location Addresses
199.74.174.0/24 Comcast Cable Communications, LLC   Chicago 256
66.170.179.0/24 Comcast Cable Communications, LLC   Miami 256
IPv6 Prefixes for AS33666
Network Location /64 Prefixes
2001:559:195::/48 Comcast Cable Communications, LLC   Tallahassee 216
2001:559:233::/48 Comcast Cable Communications, LLC   Marietta 216
2001:559:c507::/48 Comcast Cable Communications, LLC   Miccosukee 216