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AS36732
AS36732 Comcast Cable Communications, LLC
COMCAST-36732 - Comcast Cable Communications, LLC · registered in the United States
IPv4 addresses 24,064 27 prefixes · <0.001% of announced IPv4
Rank in United States #1,975 largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide #5,579 of 79,396 networks with IPv4
IPv6 1 x /32 (65,541 x /48) 6 prefixes
IPv4 prefixes
All 27 prefixes, in address order.
50.222.64.0/19 68.86.132.0/23 68.86.206.0/23 69.139.131.0/24 69.139.136.0/23 69.139.143.0/24 69.139.218.0/24 69.139.226.0/23 69.139.252.0/23 69.252.192.0/22 76.26.120.0/21 76.96.232.0/24 96.108.84.0/22 96.108.137.0/24 96.108.146.0/23 96.108.166.0/23 96.108.184.0/22 96.109.29.0/24 96.110.56.0/22 96.110.88.0/22 96.110.252.0/22 162.150.41.0/24 162.151.10.0/23 162.151.14.0/24 162.151.26.0/23 162.151.56.0/23 162.151.84.0/23
IPv6 prefixes
All 6 prefixes.
2001:558:d0::/48 2001:558:d2::/48 2001:558:6010::/48 2001:558:fc0e::/48 2001:558:fe16::/48 2603:301a::/32
Other ASNs named Comcast Cable Communications, LLC
37 other networks use the same organisation name; together with AS36732 they announce 68,427,008 IPv4 addresses. Largest 30 shown.
ASN Name IPv4 addresses
AS7922 COMCAST-7922 - Comcast Cable Communications, LLC US 42,195,200 AS33491 COMCAST-33491 - Comcast Cable Communications, LLC US 3,142,144 AS33651 CMCS - Comcast Cable Communications, LLC US 2,267,136 AS33668 CMCS - Comcast Cable Communications, LLC US 1,857,536 AS33652 CMCS - Comcast Cable Communications, LLC US 1,759,744 AS20214 COMCAST-20214 - Comcast Cable Communications, LLC US 1,720,832 AS7016 CCCH-3 - Comcast Cable Communications, LLC US 1,577,984 AS33657 CMCS - Comcast Cable Communications, LLC US 1,553,408 AS7725 COMCAST-7725 - Comcast Cable Communications, LLC US 1,466,624 AS33287 COMCAST-33287 - Comcast Cable Communications, LLC US 1,312,512 AS33659 CMCS - Comcast Cable Communications, LLC US 1,147,136 AS22909 COMCAST-22909 - Comcast Cable Communications, LLC US 1,075,968 AS13367 COMCAST-13367 - Comcast Cable Communications, LLC US 1,005,056 AS33667 CMCS - Comcast Cable Communications, LLC US 999,936 AS33490 COMCAST-33490 - Comcast Cable Communications, LLC US 852,480 AS21508 COMCAST-21508 - Comcast Cable Communications, LLC US 689,408 AS22258 COMCAST-22258 - Comcast Cable Communications, LLC US 664,064 AS33489 COMCAST-33489 - Comcast Cable Communications, LLC US 647,936 AS33661 CMCS - Comcast Cable Communications, LLC US 630,528 AS33660 CMCS - Comcast Cable Communications, LLC US 621,824 AS33654 CMCS - Comcast Cable Communications, LLC US 337,920 AS33666 CMCS - Comcast Cable Communications, LLC US 247,296 AS33656 CMCS - Comcast Cable Communications, LLC US 165,632 AS33653 CMCS - Comcast Cable Communications, LLC US 146,944 AS33665 CMCS - Comcast Cable Communications, LLC US 112,128 AS33655 CMCS - Comcast Cable Communications, LLC US 89,600 AS36733 DNEO-OSP7 - Comcast Cable Communications, LLC US 58,880 AS7015 COMCAST-7015 - Comcast Cable Communications, LLC US 46,080 AS33662 CMCS - Comcast Cable Communications, LLC US 3,840 AS33650 COMCAST-33650 - Comcast Cable Communications, LLC US 3,584
Similar-sized networks in United States
ASN Name IPv4 addresses
AS10487 #1972 SIMPLENET - Simple Network Communications, Inc24,320 AS16617 #1973 COMMUNITYISP - CISP24,320 AS20134 #1974 MBCL - Mediatti Broadband Communications, LLC24,320 AS8002 #1976 STEALTH - Stealth Communications Services, LLC24,064 AS19406 #1977 TWRS-MA - Towerstream I, Inc.24,064 AS6256 #1978 CELLCO-PART - Verizon Business24,064
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources