Autonomous System
AS20001 — TWC-20001-PACWEST - Charter Communications Inc(US)
Last fetched
AS20001 is an Autonomous System operated by TWC-20001-PACWEST - Charter Communications Inc and registered in US. As of Mon, 03 Aug 2026 23:07:42 GMT, it announces 575 routed IP prefixes and peers with 150 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS20001 announces 575 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 23.94.90.0/24
- 23.94.106.0/24
- 23.94.109.0/24
- 23.94.135.0/24
- 23.142.228.0/24
- 23.240.0.0/14
- 24.24.128.0/17
- 24.25.192.0/19
- 24.25.224.0/19
- 24.30.128.0/18
- 24.43.0.0/16
- 24.43.192.0/19
- 24.43.224.0/20
- 24.94.0.0/19
- 24.94.64.0/19
- 24.123.116.0/24
- 24.123.117.0/24
- 24.123.120.0/24
- 24.160.32.0/20
- 24.160.48.0/20
- 24.165.0.0/18
- 24.165.64.0/19
- 24.199.0.0/18
- 35.132.40.0/21
- 40.183.128.0/21
Peering ecosystem
150 distinct peers via BGP. The first 150 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS10558 | BIOLA---BIOLA-UNIVERSITY - Biola University, Inc. | US |
| AS11140 | BEHRPROCESS - Behr Process | US |
| AS11188 | LACOUNTY-ISD - LOS ANGELES COUNTY - INTERNAL SERVICESDIVISION | US |
| AS11687 | CITY-OF-HOPE - City of Hope Medical Center | US |
| AS11756 | CHLA - Children's Hospital Los Angeles | US |
| AS12017 | PRM-078 - UNIVERSAL HEALTH SERVICES | US |
| AS13150 | CATON - CATO NETWORKS LTD | IL |
| AS13379 | BURBANK-SPN - Disney Worldwide Services, Inc. | US |
| AS13426 | JUNO-DC-2 - Juno Online Services, Inc. | US |
| AS14010 | JACKHENRY - Jack Henry & Associates, Inc. | US |
| AS14767 | IOLANI-ACCESS - 'Iolani School | US |
| AS14911 | TMGAS - Taylor Made Golf Company, Inc. | US |
| AS15007 | TZUCHI - Buddhist Tzu Chi Foundation | US |
| AS15074 | VIEWSONIC - Viewsonic Corporation | US |
| AS15115 | PREMIERE-NETWORKS-15115 - Premiere Networks | US |
| AS15182 | ALE-NAR-CALI-RD-01 - ALE USA Inc. | US |
| AS16386 | PROGRESSIVEPRODUCE - Progressive Produce Corporation | US |
| AS16408 | LN-DREWU-ASN - Los Nettos | US |
| AS16565 | FIRST-HAWAIIAN-BANK - First Hawaiian Bank | US |
| AS16728 | MATTEL - Mattel, Inc. | US |
| AS16774 | MERCURYINS - Mercury Insurance Group | US |
| AS16978 | MOVIECLIPS - ZEFR, Inc | US |
| AS17044 | IPGAGENCY - THE INTERPUBLIC GROUP OF COMPANIES, INC. | US |
| AS17101 | POLA-AS - PORT OF LOS ANGELES | US |
| AS18656 | TELESIGN01 - Telesign Corp. | US |
| AS18720 | PACSUN - Pacific Sunwear of California | US |
| AS19011 | ODETICS - Iteris, Inc. | US |
| AS19115 | CHARTER-19115-DC - Charter Communications LLC | US |
| AS19398 | TENET-HEALTHCARE-ASN-01 - Tenet HealthSystem Medical, Inc. | US |
| AS19739 | COUNTY-SANBERNARDINO - County of San Bernardino | US |
| AS19768 | SCAN - SCAN Health Plan | US |
| AS19776 | MIDPAC-ASN - Mid-Pacific Institute | US |
| AS19913 | AS-WPNP - W-PNP, Inc. | US |
| AS20115 | CHARTER-20115 - Charter Communications LLC | US |
| AS20201 | CARYCO-TECH - Caryco Tech | US |
| AS20419 | NETBLK-DMRCOM - DMR Communications Inc. | US |
| AS20429 | AS20429 - Guitar Center | US |
| AS21705 | HOUDINI-WCGB - Houdini Inc. | US |
| AS21938 | YAMAHA-DEALERS - YAMAHA MOTOR CORPORATION, U.S.A | US |
| AS22293 | INSP-AS1 - InfoSpace Holdings, LLC | US |
| AS22358 | VERDUGO-FIRE-COMM-CENTER-1 - Verdugo Fire Communications Center | US |
| AS22948 | WVUSD - Walnut Valley Unified School District | US |
| AS23000 | WESCOM - Wescom Credit Union | US |
| AS23154 | SANMINA-SCI - Sanmina-SCI Corporation | US |
| AS23425 | — | — |
| AS25671 | AIRENET-NUEVO-CA - Wholesale Air-time Inc. | US |
| AS25910 | OXNARDCITY - City of Oxnard | US |
| AS26005 | CALLAWAYGOLF - Callaway Golf | US |
| AS26302 | SOBOBA - Soboba Casino | US |
| AS27242 | ATI-LAX - AMERICANTOURS INTERNATIONAL INC. | US |
| AS27314 | HIU - Hope International University | US |
| AS27468 | GOODWILL-INDUSTRIES-OF-ORANGE-COUNTY - Goodwill Industries of Orange County | US |
| AS30012 | ASN-UNIVERSAL-MUSIC-GROUP-INC - Universal Music Group, INC. | US |
| AS30251 | FALKEN - Falken Tire Corporation | US |
| AS30546 | INFINEON TECHNOLOGIES AMERICAS CORP - Infineon technologies Americas Corp | US |
| AS30679 | CPPNET - California State Polytechnic University - Pomona | US |
| AS32172 | RADICALMEDIA - @radicalmedia Inc. | US |
| AS32324 | CITYCERRITOS - CITY OF CERRITOS | US |
| AS32326 | IDEMIA-IDENTITY-AND-SECURITY-USA-LLC - Idemia Civil Identity NA LLC | US |
| AS32358 | VENTURACOUNTY - County of Ventura | US |
| AS32461 | ARSPL - ARE-East River Science Park, LLC | US |
| AS32480 | LLUMC - Loma Linda University Medical Center | US |
| AS32594 | AUGUSTINE-GAMING-MANAGEMENT-CORP - AUGUSTINE GAMING MANAGEMENT CORP. | US |
| AS33015 | LASCASN - Los Angeles Superior Court of California | US |
| AS33129 | CITY-OF-GARDEN-GROVE - City of Garden Grove | US |
| AS33134 | KTCFV-USA - Kingston Technology Company, Inc. | US |
| AS33614 | CITY-OF-SAN-DIEGO - City of San Diego | US |
| AS33753 | WBMI - West Bend Mutual Insurance Company | US |
| AS3456 | TWC-3456-IT - Charter Communications Inc | US |
| AS36101 | APU-AS - Azusa Pacific University | US |
| AS36315 | SERVPAC - Servpac Inc. | US |
| AS393281 | HB2000 - City of Huntington Beach | US |
| AS393438 | CMWD - Calleguas Municipal Water District | US |
| AS393578 | MESA-WATER-DISTRICT - Mesa Water District | US |
| AS393811 | VDMS-US1 - Visual Data Media Services | US |
| AS393815 | GEN4 - MemorialCare Health System | US |
| AS393820 | 22ND-DAA - 22nd District Agricultural Association | US |
| AS393868 | VALLEY-PRESBYTERIAN-HOSPITAL - VPH | US |
| AS393971 | MLKJAMHC - Martin Luther King Jr., Healthcare Corporation | US |
| AS394596 | CITYOFSANTAPAULA-CA - City of Santa Paula | US |
| AS394733 | LALC-ASN - Los Angeles LGBT Center | US |
| AS394762 | DSUSD-AS1 - Desert Sands Unified School District | US |
| AS394777 | SMBMI - San Manuel Band of Mission Indians | US |
| AS394942 | COF-CA-AS - City of Fontana | US |
| AS395102 | YRMC-ASN - Yuma Regional Medical Center | US |
| AS395116 | AVH-1600-WEST - Antelope Valley Healthcare District | US |
| AS395292 | ACRISURE-ARENA - Acrisure Arena | US |
| AS395560 | THECULVERSTUDIOS - The Culver Studios | US |
| AS395924 | GC-AMERICA - Globecast America | US |
| AS396299 | THE-IMAGINE-GROUP - The IMAGINE Group, LLC | US |
| AS396979 | OSD-ASN-1 - OXNARD SCHOOL DISTRICT | US |
| AS397061 | HRL-MLB-01 - HRL Laboratories, LLC | US |
| AS397080 | MEDPOINT - MedPOINT Management | US |
| AS397091 | LASERFICHE-ASN-01 - Laserfiche | US |
| AS397248 | FRACTALVISION-1 - FractalVision | US |
| AS397302 | NEDERLANDER-WEST-COAST - J. Ned, Inc. | US |
| AS397910 | TSC - AEG | US |
| AS398023 | PVHMC-AS - Pomona Valley Hospital Medical Center | US |
| AS398071 | ACSC1001 - Automobile Club of Southern California | US |
| AS398332 | PPFULLWAN1 - Professional Plastics | US |
| AS398339 | PRIME-NET-15-CA - PrimeNet, Inc | US |
| AS398929 | CLL - Loma Linda Connected Community Program | US |
| AS399256 | FUSD-ASN - Fontana Unified School District | US |
| AS399269 | TORRANCE-01 - City of Torrance | US |
| AS39950 | STARC-15-39950 - STARCREST PRODUCTS OF CALIFORNIA, INC. | US |
| AS399685 | HN-ASN-01 - Herring Networks, Inc. | US |
| AS399876 | IEHP-AT - Inland Empire Health Plan | US |
| AS399885 | EVANS-SUTHERLAND-ASN - Evans & Sutherland Computer Corporation | US |
| AS400165 | LOGIX-HQ - LOGIX | US |
| AS401236 | SBI - South Bay Internet | US |
| AS401504 | LONG-BEACH-01 - City of Long Beach | US |
| AS401684 | RSM22 - UNIVERSAL HEALTH SERVICES | US |
| AS40170 | MTR0-01 - Intermetro Communications, Inc. | US |
| AS401765 | CITY-OF-THOUSAND-OAKS - City of Thousand Oaks | US |
| AS401872 | RMC-836 - UNIVERSAL HEALTH SERVICES | US |
| AS401874 | CRM-080 - UNIVERSAL HEALTH SERVICES | US |
| AS401875 | IVM-022 - UNIVERSAL HEALTH SERVICES | US |
| AS40280 | CDSKIT-NET-216-94-43-0 - Christie Digital Systems Canada, Inc. | CA |
| AS40300 | DRF-IXNET-HI - DR Fortress, LLC | US |
| AS40466 | OSI-FISERV-HAWAII-DC - Fiserv Solutions, LLC | US |
| AS40743 | CJPIA-ASN1 - California Joint Powers Insurance Authority | US |
| AS4179 | CITY-OF-LA - City of Los Angeles | US |
| AS46233 | EMC-159 - Eisenhower Medical Center | US |
| AS46292 | MOJAVEWIFI-COM-CA-1 - Mojavewifi.com LLC | US |
| AS46744 | CCHNL - City and County of Honolulu | US |
| AS46838 | POLB-1 - Port of Long Beach | US |
| AS5033 | AS5033 - Key Information Systems, Inc. | US |
| AS53249 | LAWA-AS - Los Angeles World Airport | US |
| AS53527 | COUNTY-OF-LOS-ANGELES-SHERIFFS-DEPARTMENT - Los Angeles Sheriff's Department | US |
| AS54153 | LACMTA-ASN - Los Angeles County Metropolitan Transportation Authority | US |
| AS54159 | XETRANETWORKS - Xetra Networks Inc. | US |
| AS54201 | WEWORK-MANAGEMENT-LLC - We Link Networks LLC | US |
| AS54381 | SACATECH - SACA Technologies, Inc. | US |
| AS54575 | SUKUT-ASN - SUKUT CONSTRUCTION, INC | US |
| AS54576 | RESTORE ASN 54576 FOR HOAG MEMORIAL HOSPITAL - Hoag Memorial Hospital Presbyterian | US |
| AS54645 | HANMI-INTERNET - HANMI BANK | US |
| AS54690 | CLU - California Lutheran University | US |
| AS55113 | UNIVERSITY-OF-REDLANDS - University of Redlands | US |
| AS5641 | TVH-289 - UNIVERSAL HEALTH SERVICES | US |
| AS5655 | DECADE-DOM - Decade Communications, Inc. | US |
| AS62531 | PIH2 - PIH Health, Inc. | US |
| AS62819 | PACIFIC-WAVE-01 - Cetra Group Inc. | US |
| AS63048 | CONFIRE - Confire JPA | US |
| AS64284 | CIC-AS-PRIMARY - CoolSys Commercial & Industrial Solutions, Inc. | US |
| AS64290 | WISP10175 - Server ISP | US |
| AS6453 | AS6453 - TATA COMMUNICATIONS (AMERICA) INC | US |
| AS6534 | OCEANIC-CABLE - Charter Communications Inc | US |
| AS7024 | PIXELGATE - PixelGate | US |
| AS7843 | TWC-7843-BB - Charter Communications Inc | US |
| AS8188 | BLOOMBERG - Bloomberg Financial Markets Limited Partnership | US |
Blast radius
Count of dependent hostnames if AS20001 disappeared from the routing table.
Blast radius: Computing — check back later. The precompute pipeline refreshes this panel within a few days.
MOAS / hijack watch
Prefixes routed by AS20001 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.
No active MOAS conflicts. Every prefix announced by AS20001 is unique to AS20001 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS20001.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS20001"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.