AS22909 Comcast Cable Communications, LLC 🇺🇸 US

Announcing 54 prefixes, seen at the RIS collectors.

IPv4 prefixes
6
1,536 (6 × /24)
IPv6 prefixes
48
48 × /48
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
40
transit customers observed
Customer cone
38
ASes reachable through it

Registry and operator data

AS number
AS22909
Name
Comcast Cable Communications, LLC
Organisation
Comcast - Nashville/Knoxville/Chatanooga
Country
🇺🇸 US
RIR
ARIN
Allocated
2001-12-12
Network type
Cable/DSL/ISP
Scope
Regional
Peering policy
Restrictive
PeeringDB
net/10091
Facilities
1

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

54 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 70,669 2,070 698 CAIDA
AS7922 Comcast Cable Communications, LLC 🇺🇸 US 25,761 426 3,479 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

No peers observed at the collectors.

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS3450 University of Tennessee 🇺🇸 US 2 24 15 CAIDA
AS19685 CSI Telecom Group, Inc 🇺🇸 US 0 26 989 CAIDA
AS17123 Team Health, Inc. 🇺🇸 US 0 6 172 CAIDA
AS11086 Pitney Bowes Incorporated 🇺🇸 US 0 15 131 CAIDA
AS4374 CKE Restaurants Holdings, Inc. 🇺🇸 US 0 3 85 CAIDA
AS62958 ADT LLC 🇺🇸 US 0 19 77 CAIDA
AS54113 Fastly, Inc. 🇺🇸 US 0 607 75 CAIDA
AS11297 Lipscomb University 🇺🇸 US 0 1 68 CAIDA
AS25712 Computer Services Inc 🇺🇸 US 0 13 61 CAIDA
AS40892 EFT Source, Inc. 🇺🇸 US 0 3 50 CAIDA
AS26335 Middle Tennessee State University 🇺🇸 US 0 4 49 CAIDA
AS26992 CIMplify 🇺🇸 US 0 2 48 CAIDA
AS23156 The Vincit Group 🇺🇸 US 0 2 45 CAIDA
AS393453 Smile Direct Club, LLC 🇺🇸 US 0 1 43 CAIDA
AS400386 Apogee Telecom Inc. 🇺🇸 US 0 1 43 CAIDA
AS402675 City of Gallatin 🇺🇸 US 0 1 42 CAIDA
AS395665 EDFINANCIAL SERVICES, LLC 🇺🇸 US 0 1 42 CAIDA
AS46512 University of Tennessee Medical Center 🇺🇸 US 0 7 40 CAIDA
AS55253 Creative Artists Agency, LLC 🇺🇸 US 0 7 40 CAIDA
AS396046 Pinnacle Financial Partners, Inc. 🇺🇸 US 0 3 38 CAIDA
AS400962 Fourteen Foods, LLC 🇺🇸 US 0 1 35 CAIDA
AS26450 CTDI 🇺🇸 US 0 2 32 inferred
AS14714 Gestalt Audio Design, LLC 🇺🇸 US 0 0 32 inferred
AS54201 We Link Networks LLC 🇺🇸 US 0 27 32 inferred
AS13702 Ingram Book Group 🇺🇸 US 0 6 18 CAIDA
AS402317 Medical Imaging Associates of Idaho Falls, Inc. 🇺🇸 US 0 1 18 CAIDA
AS32104 Wellmont Health System 🇺🇸 US 0 13 12 CAIDA
AS399961 Belmont University 🇺🇸 US 0 1 12 CAIDA
AS19309 Williamson Medical Center 🇺🇸 US 0 1 8 CAIDA
AS397748 Country Music Foundation 🇺🇸 US 0 1 7 CAIDA
AS22688 Dollar General Corporation 🇺🇸 US 0 3 6 CAIDA
AS30532 Healthcare Realty Trust, Inc. 🇺🇸 US 0 3 6 CAIDA
AS397817 Southern Tennessee Regional Health System Winchester 🇺🇸 US 0 1 6 CAIDA
AS32096 Knoxville Utilities Board 🇺🇸 US 0 1 5 CAIDA
AS11941 Pillsbury Madison & Sutro, Inc. 🇺🇸 US 0 22 3 CAIDA
AS33527 Metropolitan Government of Nashville and Davidson County Tennessee 🇺🇸 US 0 2 3 CAIDA
AS394272 Servpro Industries, Inc. 🇺🇸 US 0 1 3 CAIDA
AS395389 LEGACY LIFEPOINT HEALTH, LLC 🇺🇸 US 0 1 3 CAIDA
AS27217 Jewelry Television 🇺🇸 US 0 1 2 CAIDA
AS26998 NFI Industries, Inc 🇺🇸 US 0 2 1 CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.