206208 looking glass

AS20001 Charter Communications Inc 🇺🇸 US

Announcing 621 prefixes, seen at the RIS collectors.

IPv4 prefixes
601
8,243,968 (32,203 × /24)
IPv6 prefixes
20
21 × /32
Upstreams
4
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
147
transit customers observed
Customer cone
148
ASes reachable through it

Registry and operator data

AS number
AS20001
Name
Charter Communications Inc
Organisation
Charter Communications (20001)
Country
🇺🇸 US
RIR
ARIN
Allocated
2001-03-13
Network type
Cable/DSL/ISP
Scope
Regional
Peering policy
Selective
IRR as-set
RADB::AS-ROADRUNNER
Website
https://www.spectrum.com
PeeringDB
net/16316
Exchanges
1
Facilities
1

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

548 valid (88.2%) 0 invalid (0.0%) 73 no ROA (11.8%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS6453 TATA Communications (America) Inc 🇺🇸 US 55,832 124 15 CAIDA
AS6939 Hurricane Electric LLC 🇺🇸 US 53,055 235 192 inferred
AS7843 Spectrum (Charter) 🇺🇸 US 1,307 148 33,505 CAIDA
AS20115 Spectrum (Charter) 🇺🇸 US 719 2,341 2,852 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
AS36315 Servpac Inc. 🇺🇸 US 5 34 662 CAIDA
AS5033 Converge Technology Solutions US, LLC 🇺🇸 US 3 13 465 CAIDA
AS396299 The IMAGINE Group, LLC 🇺🇸 US 2 3 23 CAIDA
AS4179 City of Los Angeles 🇺🇸 US 0 19 789 CAIDA
AS11188 LOS ANGELES COUNTY - INTERNAL SERVICESDIVISION 🇺🇸 US 0 49 375 CAIDA
AS19011 Iteris, Inc. 🇺🇸 US 0 8 208 CAIDA
AS46838 Port of Long Beach 🇺🇸 US 0 5 192 CAIDA
AS3456 Charter Communications Inc 🇺🇸 US 0 9 173 inferred
AS399269 City of Torrance 🇺🇸 US 0 4 172 CAIDA
AS53527 Los Angeles Sheriff's Department 🇺🇸 US 0 4 172 CAIDA
AS32358 County of Ventura 🇺🇸 US 0 6 169 CAIDA
AS23000 Wescom Credit Union 🇺🇸 US 0 5 169 CAIDA
AS11756 Children's Hospital Los Angeles 🇺🇸 US 0 4 168 CAIDA
AS54159 Xetra Networks Inc. 🇺🇸 US 0 4 168 CAIDA
AS54576 Hoag Memorial Hospital Presbyterian 🇺🇸 US 0 11 164 CAIDA
AS33614 City of San Diego 🇺🇸 US 0 6 160 CAIDA
AS19115 Charter Communications LLC 🇺🇸 US 0 32 156 CAIDA
AS10558 Biola University, Inc. 🇺🇸 US 0 6 153 CAIDA
AS36101 Azusa Pacific University 🇺🇸 US 0 4 134 CAIDA
AS62819 Cetra Group Inc. 🇺🇸 US 0 3 125 CAIDA
AS394762 Desert Sands Unified School District 🇺🇸 US 0 3 125 CAIDA
AS46233 Eisenhower Medical Center 🇺🇸 US 0 3 125 CAIDA
AS19739 County of San Bernardino 🇺🇸 US 0 27 123 CAIDA
AS30012 Universal Music Group, INC. 🇺🇸 US 0 53 117 CAIDA
AS21705 Houdini Inc. 🇺🇸 US 0 4 111 CAIDA
AS25671 Wholesale Air-time Inc. 🇺🇸 US 0 9 108 CAIDA
AS11687 City of Hope Medical Center 🇺🇸 US 0 4 87 CAIDA
AS19913 W-PNP, Inc. 🇺🇸 US 0 2 86 CAIDA
AS6534 Charter Communications Inc 🇺🇸 US 0 2 86 CAIDA
AS26302 Soboba Casino 🇺🇸 US 0 2 86 CAIDA
AS64290 Server ISP 🇺🇸 US 0 2 84 CAIDA
AS393971 Martin Luther King Jr., Healthcare Corporation 🇺🇸 US 0 2 84 CAIDA
AS33134 Kingston Technology Company, Inc. 🇺🇸 US 0 4 84 CAIDA
AS395102 Yuma Regional Medical Center 🇺🇸 US 0 4 82 CAIDA
AS22948 Walnut Valley Unified School District 🇺🇸 US 0 2 82 CAIDA
AS401504 City of Long Beach 🇺🇸 US 0 2 82 CAIDA
AS33015 Los Angeles Superior Court of California 🇺🇸 US 0 4 81 CAIDA
AS395924 Globecast America 🇺🇸 US 0 9 81 CAIDA
AS395560 The Culver Studios 🇺🇸 US 0 2 80 CAIDA
AS32480 Loma Linda University Medical Center 🇺🇸 US 0 8 78 CAIDA
AS46292 Mojavewifi.com LLC 🇺🇸 US 0 4 76 CAIDA
AS399256 Fontana Unified School District 🇺🇸 US 0 3 69 CAIDA
AS394733 Los Angeles LGBT Center 🇺🇸 US 0 2 66 CAIDA
AS14911 Taylor Made Golf Company, Inc. 🇺🇸 US 0 2 65 CAIDA
AS20419 DMR Communications Inc. 🇺🇸 US 0 7 60 CAIDA
AS398023 Pomona Valley Hospital Medical Center 🇺🇸 US 0 2 58 CAIDA
AS54690 California Lutheran University 🇺🇸 US 0 3 56 CAIDA
AS54153 Los Angeles County Metropolitan Transportation Authority 🇺🇸 US 0 3 55 CAIDA
AS395292 Acrisure Arena 🇺🇸 US 0 2 48 CAIDA
AS397302 J. Ned, Inc. 🇺🇸 US 0 2 46 CAIDA
AS19398 Tenet HealthSystem Medical, Inc. 🇺🇸 US 0 13 45 CAIDA
AS16728 Mattel, Inc. 🇺🇸 US 0 6 44 CAIDA
AS27468 Goodwill Industries of Orange County 🇺🇸 US 0 2 44 CAIDA
AS399685 Herring Networks, Inc. 🇺🇸 US 0 1 44 CAIDA
AS27314 Hope International University 🇺🇸 US 0 1 43 CAIDA
AS401765 City of Thousand Oaks 🇺🇸 US 0 1 43 CAIDA
AS401684 UNIVERSAL HEALTH SERVICES 🇺🇸 US 0 1 43 CAIDA
AS5641 UNIVERSAL HEALTH SERVICES 🇺🇸 US 0 1 43 CAIDA
AS25910 City of Oxnard 🇺🇸 US 0 1 43 CAIDA
AS400165 LOGIX 🇺🇸 US 0 1 43 CAIDA
AS32324 CITY OF CERRITOS 🇺🇸 US 0 1 43 CAIDA
AS32326 Idemia Civil Identity NA LLC 🇺🇸 US 0 9 43 CAIDA
AS55253 Creative Artists Agency, LLC 🇺🇸 US 0 8 43 inferred
AS16408 Los Nettos 🇺🇸 US 0 1 43 CAIDA
AS63048 Confire JPA 🇺🇸 US 0 1 43 CAIDA
AS27242 AMERICANTOURS INTERNATIONAL INC. 🇺🇸 US 0 1 43 CAIDA
AS40466 Fiserv Solutions, LLC 🇺🇸 US 0 1 43 CAIDA
AS40743 California Joint Powers Insurance Authority 🇺🇸 US 0 1 43 CAIDA
AS46744 City and County of Honolulu 🇺🇸 US 0 7 43 CAIDA
AS23425 - 0 1 43 CAIDA
AS13426 Juno Online Services, Inc. 🇺🇸 US 0 3 43 inferred
AS14767 'Iolani School 🇺🇸 US 0 1 43 CAIDA
AS16386 Progressive Produce Corporation 🇺🇸 US 0 1 43 CAIDA
AS54575 SUKUT CONSTRUCTION, INC 🇺🇸 US 0 1 43 CAIDA
AS393820 22nd District Agricultural Association 🇺🇸 US 0 1 43 CAIDA
AS393438 Calleguas Municipal Water District 🇺🇸 US 0 1 43 CAIDA
AS22293 InfoSpace Holdings, LLC 🇺🇸 US 0 1 43 CAIDA
AS401874 UNIVERSAL HEALTH SERVICES 🇺🇸 US 0 1 43 CAIDA
AS8188 Bloomberg Financial Markets Limited Partnership 🇺🇸 US 0 2 43 CAIDA
AS20201 Caryco Tech 🇺🇸 US 0 4 43 CAIDA
AS33753 West Bend Mutual Insurance Company 🇺🇸 US 0 3 43 CAIDA
AS398339 PrimeNet, Inc 🇺🇸 US 0 1 43 CAIDA
AS397910 AEG 🇺🇸 US 0 1 43 CAIDA
AS12017 UNIVERSAL HEALTH SERVICES 🇺🇸 US 0 1 43 CAIDA
AS39950 STARCREST PRODUCTS OF CALIFORNIA, INC. 🇺🇸 US 0 1 43 CAIDA
AS23527 Christ Catholic Cathedral Corporation 🇺🇸 US 0 1 43 inferred
AS399876 Inland Empire Health Plan 🇺🇸 US 0 1 42 CAIDA
AS393815 MemorialCare Health System 🇺🇸 US 0 2 42 CAIDA
AS22358 Verdugo Fire Communications Center 🇺🇸 US 0 1 42 CAIDA
AS397248 FractalVision 🇺🇸 US 0 2 42 CAIDA
AS393281 City of Huntington Beach 🇺🇸 US 0 1 42 CAIDA
AS17101 PORT OF LOS ANGELES 🇺🇸 US 0 1 42 CAIDA
AS393868 VPH 🇺🇸 US 0 1 42 CAIDA
AS30251 Falken Tire Corporation 🇺🇸 US 0 1 42 CAIDA
AS18720 Pacific Sunwear of California 🇺🇸 US 0 1 42 CAIDA
AS15007 Buddhist Tzu Chi Foundation 🇺🇸 US 0 2 42 CAIDA
AS13150 CATO NETWORKS LTD 🇮🇱 IL 0 251 41 CAIDA
AS30679 California State Polytechnic University - Pomona 🇺🇸 US 0 2 41 CAIDA
AS21938 YAMAHA MOTOR CORPORATION, U.S.A 🇺🇸 US 0 3 41 CAIDA
AS18656 Telesign Corp. 🇺🇸 US 0 1 41 CAIDA
AS394942 City of Fontana 🇺🇸 US 0 1 41 CAIDA
AS396979 OXNARD SCHOOL DISTRICT 🇺🇸 US 0 4 41 CAIDA
AS401236 South Bay Internet 🇺🇸 US 0 1 41 CAIDA
AS19768 SCAN Health Plan 🇺🇸 US 0 2 40 CAIDA
AS401875 UNIVERSAL HEALTH SERVICES 🇺🇸 US 0 1 40 CAIDA
AS32594 AUGUSTINE GAMING MANAGEMENT CORP. 🇺🇸 US 0 1 39 CAIDA
AS393811 Visual Data Media Services 🇺🇸 US 0 1 39 CAIDA
AS397091 Laserfiche 🇺🇸 US 0 1 39 CAIDA
AS62531 PIH Health, Inc. 🇺🇸 US 0 1 39 CAIDA
AS16565 First Hawaiian Bank 🇺🇸 US 0 3 39 CAIDA
AS40170 Intermetro Communications, Inc. 🇺🇸 US 0 12 39 CAIDA
AS55113 University of Redlands 🇺🇸 US 0 5 39 CAIDA
AS15182 ALE USA Inc. 🇺🇸 US 0 7 39 CAIDA
AS36074 Torrance Memorial Medical Center 🇺🇸 US 0 2 34 CAIDA
AS398929 Loma Linda Connected Community Program 🇺🇸 US 0 6 34 CAIDA
AS397080 MedPOINT Management 🇺🇸 US 0 2 33 CAIDA
AS54201 We Link Networks LLC 🇺🇸 US 0 27 33 inferred
AS53249 Los Angeles World Airport 🇺🇸 US 0 3 30 CAIDA
AS54645 HANMI BANK 🇺🇸 US 0 3 27 CAIDA
AS16978 ZEFR, Inc 🇺🇸 US 0 1 26 CAIDA
AS393578 Mesa Water District 🇺🇸 US 0 1 25 CAIDA
AS7024 PixelGate 🇺🇸 US 0 1 24 CAIDA
AS397061 HRL Laboratories, LLC 🇺🇸 US 0 1 24 CAIDA
AS394596 City of Santa Paula 🇺🇸 US 0 1 24 CAIDA
AS62566 Starbucks Coffee Company 🇺🇸 US 0 17 23 inferred
AS394777 San Manuel Band of Mission Indians 🇺🇸 US 0 2 23 CAIDA
AS401872 UNIVERSAL HEALTH SERVICES 🇺🇸 US 0 1 23 CAIDA
AS40280 Christie Digital Systems Canada, Inc. 🇨🇦 CA 0 3 23 CAIDA
AS32461 ARE-East River Science Park, LLC 🇺🇸 US 0 8 23 CAIDA
AS23154 Sanmina-SCI Corporation 🇺🇸 US 0 61 22 CAIDA
AS395116 Antelope Valley Healthcare District 🇺🇸 US 0 1 21 CAIDA
AS19776 Mid-Pacific Institute 🇺🇸 US 0 1 20 CAIDA
AS20429 Guitar Center 🇺🇸 US 0 3 20 CAIDA
AS32172 @radicalmedia Inc. 🇺🇸 US 0 2 20 CAIDA
AS30546 Infineon technologies Americas Corp 🇺🇸 US 0 1 20 CAIDA
AS64284 CoolSys Commercial & Industrial Solutions, Inc. 🇺🇸 US 0 3 20 CAIDA
AS26005 Callaway Golf 🇺🇸 US 0 1 20 CAIDA
AS13379 Disney Worldwide Services, Inc. 🇺🇸 US 0 6 17 CAIDA
AS399885 Evans & Sutherland Computer Corporation 🇺🇸 US 0 8 17 CAIDA
AS17044 THE INTERPUBLIC GROUP OF COMPANIES, INC. 🇺🇸 US 0 9 17 CAIDA
AS398071 Automobile Club of Southern California 🇺🇸 US 0 3 12 CAIDA
AS11140 Behr Process 🇺🇸 US 0 2 10 CAIDA
AS394912 Act 1 Group, Inc. 🇺🇸 US 0 2 8 CAIDA
AS15115 Premiere Networks 🇺🇸 US 0 1 7 CAIDA
AS16774 Mercury Insurance Group 🇺🇸 US 0 9 5 CAIDA
AS27511 Punahou School 🇺🇸 US 0 1 2 CAIDA
AS393938 Intuitive Machines, LLC 🇺🇸 US 0 6 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.