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AS396017 Comcast Cable Communications, LLC

COMCAST-MES - Comcast Cable Communications, LLC · registered in the United States

IPv4 addresses5122 prefixes · <0.001% of announced IPv4
Rank in United States#10,459largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide#49,416of 79,396 networks with IPv4
IPv61 x /481 prefixes
CountryUnited States18,679 ASNs registered there

IPv4 prefixes

All 2 prefixes, in address order.

  • 50.169.100.0/24
  • 50.225.242.0/24

IPv6 prefixes

All 1 prefix.

  • 2001:559:a079::/48

Other ASNs named Comcast Cable Communications, LLC

37 other networks use the same organisation name; together with AS396017 they announce 68,427,008 IPv4 addresses. Largest 30 shown.

ASNNameIPv4 addresses
AS7922COMCAST-7922 - Comcast Cable Communications, LLC US42,195,200
AS33491COMCAST-33491 - Comcast Cable Communications, LLC US3,142,144
AS33651CMCS - Comcast Cable Communications, LLC US2,267,136
AS33668CMCS - Comcast Cable Communications, LLC US1,857,536
AS33652CMCS - Comcast Cable Communications, LLC US1,759,744
AS20214COMCAST-20214 - Comcast Cable Communications, LLC US1,720,832
AS7016CCCH-3 - Comcast Cable Communications, LLC US1,577,984
AS33657CMCS - Comcast Cable Communications, LLC US1,553,408
AS7725COMCAST-7725 - Comcast Cable Communications, LLC US1,466,624
AS33287COMCAST-33287 - Comcast Cable Communications, LLC US1,312,512
AS33659CMCS - Comcast Cable Communications, LLC US1,147,136
AS22909COMCAST-22909 - Comcast Cable Communications, LLC US1,075,968
AS13367COMCAST-13367 - Comcast Cable Communications, LLC US1,005,056
AS33667CMCS - Comcast Cable Communications, LLC US999,936
AS33490COMCAST-33490 - Comcast Cable Communications, LLC US852,480
AS21508COMCAST-21508 - Comcast Cable Communications, LLC US689,408
AS22258COMCAST-22258 - Comcast Cable Communications, LLC US664,064
AS33489COMCAST-33489 - Comcast Cable Communications, LLC US647,936
AS33661CMCS - Comcast Cable Communications, LLC US630,528
AS33660CMCS - Comcast Cable Communications, LLC US621,824
AS33654CMCS - Comcast Cable Communications, LLC US337,920
AS33666CMCS - Comcast Cable Communications, LLC US247,296
AS33656CMCS - Comcast Cable Communications, LLC US165,632
AS33653CMCS - Comcast Cable Communications, LLC US146,944
AS33665CMCS - Comcast Cable Communications, LLC US112,128
AS33655CMCS - Comcast Cable Communications, LLC US89,600
AS36733DNEO-OSP7 - Comcast Cable Communications, LLC US58,880
AS7015COMCAST-7015 - Comcast Cable Communications, LLC US46,080
AS36732COMCAST-36732 - Comcast Cable Communications, LLC US24,064
AS33662CMCS - Comcast Cable Communications, LLC US3,840

Similar-sized networks in United States

ASNNameIPv4 addresses
AS395123#10456 CENTRACOM - CENTRACOM INTERACTIVE512
AS395518#10457 A2D-ECBI - A2D, Inc512
AS395849#10458 OXIDE - Oxide Computer Company512
AS396027#10460 PORTAGEPUBLICSCHOOLS - Portage Public Schools512
AS396101#10461 NETCLOUD-ASN - Netcloud Services512
AS396388#10462 WOOFY-AS - Woofy512

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