Report for 40264

Name

TWC-40264-WI-MN-UPPERMI-C3 - Charter Communications LLC, US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

40264 TWC-40264-WI-MN-UPPERMI-C3 - Charter Communications LLC, US

  Adjacency:    99  Upstream:     2  Downstream:    97
  Upstream Adjacent AS list
    AS20115         CHARTER-20115 - Charter Communications LLC, US
    AS10796         TWC-10796-MIDWEST - Charter Communications Inc, US
  Downstream Adjacent AS list
    AS19284         AGSTAR-AS - Compeer Financial, ACA, US
    AS20239         MNPOWER-ASN - ALLETE, Inc., US
    AS14230         INVOLTA - ARK Data Centers LLC, US
    AS19336         BLAIN-SUPPLY-PRIMARY - BLAIN SUPPLY, INC, US
    AS21794         AMEREN-AS2 - Ameren Corp., US
    AS21554         CYBERLYNK - Wisconsin CyberLynk Network, Inc., US
    AS30382         IPTELX - IPtelX, US
    AS32871         SCHWABE-NORTH-AMERICA-01 - Nature's Way, US
    AS33442         ZEBRA-TECHNOLOGIES-BGP-AS-NUMBER - Zebra Technologies Corporation, US
    AS33127         ISCORP-MEQUON - Integrated Systems Corp, US
    AS31973         WPS-1765DC - Wisconsin Physicians Service Insurance Corp., US
    AS395286        BELOITHEALTHSYSTEM - Beloit Health System, Inc., US
    AS400038        BEMIS-MANUFACTURING - BEMIS MANUFACTURING COMPANY, US
    AS46828         MILESK-AS1 - SILVER STAR BRANDS, INC., US
    AS54671         WPCASN - WALSWORTH PUBLISHING COMPANY, US
    AS401635        WALSWORTH  - EAU CLAIRE - WALSWORTH PUBLISHING COMPANY, US
    AS55279         JOCKEY-INT - Jockey International, Inc., US
    AS397926        CCC-HOSTING-01 - Crystal Computer Consulting, Inc., US
    AS396834        BRADY-WW-01 - Brady Worldwide, Inc, US
    AS393702        WISCONSIN-VISION-ASSOCIATES-INC - Wisconsin Vision Associates, Inc., US
    AS12047         GUNDERSEN-LUTHERAN - Gundersen Lutheran Medical Center, Inc., US
    AS11438         LEMANS-1 - LeMans Corporation, US
    AS14262         CALUMET-ASN-01 - CALUMET COUNTY, US
    AS25794         DPCLAX - Dairyland Power Cooperative, US
    AS22809         AMFAM-INS - American Family Insurance, US
    AS18820         SARGENTO-AS-0 - Sargento Foods, Inc., US
    AS32684         ARIENS - Ariens Company, US
    AS27490         AGRACEHOSPICE-MSN-DR - Agrace Hospicecare Inc, US
    AS33596         BRUNSWICKCORPORATION - Brunswick Corporation, US
    AS33468         EOJ1 - Locknet, US
    AS36155         RAMCHEALTH - Reedsburg Area Medical Center Inc., US
    AS397171        GBP-01 - Green Bay Packaging, INC, US
    AS397697        WHE-ASN-01 - Wright-Hennepin Cooperative Electric Association, US
    AS397670        CVCU-ASN - Covantage Credit Union, US
    AS396152        MC-AS - The Monroe Clinic, Inc., US
    AS399329        ENDRIES-ASN-01 - Endries International, Inc., US
    AS398426        APOG-RIPON - Apogee Telecom Inc., US
    AS36659         JWD-AS1 - J&B Wholesale Distributing, Inc., US
    AS401153        AGVANTAGE-HOSTING-01 - AgVantage Software, Inc, US
    AS53515         AMTELCO-204-27-231-AS - AMTELCO, US
    AS46688         LANDSCAPE-STRUCTURES - Landscape Structures, Inc., US
    AS402035        SGTLABS - Sergeant Laboratories, Inc, US
    AS33753         WBMI - West Bend Mutual Insurance Company, US
    AS26345         --No Registry Entry--
    AS11500         MSOE-INTERNET - Milwaukee School of Engineering, US
    AS10634         INET-COMPUTERS-INC - iNET Computers, Inc., US
    AS11769         RJ-SCHINNER - RJ Schinner Co, US
    AS11964         AWAC-HQ - Air Wisconsin Airlines Corporation, US
    AS13567         KMB1 - Kimberly-Clark Corporation, US
    AS22955         CHHS-1 - Children's Hospital & Health System, Inc., US
    AS19887         KIASN - KI-, US
    AS23039         BELLAMB - Bell Ambulance, Inc., US
    AS23154         SANMINA-SCI - Sanmina-SCI Corporation, US
    AS32384         MILLERWELDSASN01 - MILLER Electric Mfg. Co., US
    AS33283         MCSERVICES - MC Services, US
    AS36724         HCAS-3 - Hanson Communications, Inc., US
    AS399071        BELLIN-MEMORIAL-HOSPITAL - Bellin Memorial Hospital, Inc., US
    AS395526        REGALBELOIT-WAUSAU - Regal Rexnord Corporation, US
    AS31804         WEYCO-GROUP-INC - WEYCO GROUP, INC, US
    AS15300         4IMPRINT - 4imprint, US
    AS40238         JOSTENS - Jostens, US
    AS53420         HARTLAND-INTERNET - Merge Healthcare Solutions Inc., US
    AS6341          WEC - WEC Business Services LLC, US
    AS401114        COLUMBIACOUNTYWI - Columbia County, US
    AS13376         TOPPAN-MERRILL - Toppan Merrill LLC, US
    AS11940         DIRECTSCOM - Direct Supply, Inc., US
    AS14305         AS14305 - Accuray Incorporated, US
    AS11936         MARATHON-CHEESE - Marathon Cheese Corporation, US
    AS21553         ASP-MAIN - Aspirus, Inc., US
    AS22223         MVTV-AS1 - MVTV Wireless, US
    AS22344         ABC-SUPPLY-CO - ABC Supply Co., US
    AS32149         WEBTEAM - WEBTEAM, INC, US
    AS393695        CRC-AS - Cooperative Response Center, US
    AS26776         VORTEX-OPTICS - Vortex Optics, US
    AS400013        WAUPACA-FOUNDRY-INC - Waupaca Foundry, Inc., US
    AS40433         AEBS-ASN - AE Business Solutions, US
    AS46774         MAYVI-AS - MAYVILLE ENGINEERING COMPANY, INC., US
    AS40055         THE-DOUGLAS-STEWART-COMPANY - THE DOUGLAS STEWART COMPANY, US
    AS1437          VISONEX-LLC - Visonex LLC, US
    AS13731         ONEIDANATION - Oneida Nation, US
    AS17009         SHOPTIKAL - Shopko Optical, US
    AS21558         SC-JOHNSON - S.C. Johnson & Son, Inc., US
    AS15285         SRLCD - Cash Depot, US
    AS11595         NETSONIC - Netsonic, US
    AS23548         THEDACARE - Thedacare, US
    AS26023         SCHWANS-SHARED-SERVICES - Schwan's Shared Services, LLC., US
    AS25958         MC-INT - Marshfield Clinic Inc., US
    AS394621        DATAHOLDINGS-414-USA - Stack41, llc., US
    AS395086        SCDC-SC-DATA-CENTER - SC Data Center, Inc., US
    AS394673        9408 - Milwaukee Area Technical College, US
    AS396383        SEC-98-100-228-0 - SECURA INSURANCE HOLDINGS, INC., US
    AS36199         IILL-2-36199 - Cree Lighting a company of IDEAL INDUSTRIES, INC, US
    AS40479         AURORA-HEALTH-CARE - Aurora Health Care, Inc., US
    AS40530         GREATLAND - Greatland Corporation, US
    AS55208         NAVITUS - Navitus Health Solutions, LLC, US
    AS398428        NMTRANS-HQ-AS01 - N&M Transfer Co., Inc., US
    AS21801         JEWELERS - Jewelers Mutual Insurance Company, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8021  AS40264        ORG+TRN Originate:      15872 /18.05  Transit:     192768 /14.44 TWC-40264-WI-MN-UPPERMI-C3 - Charter Communications LLC, US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
42392 AS40264       TWC-40264-WI-MN-UPPERMI-C3 - Charter Communic     19      0      0     19      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  47.45.16.0/24        4777 2516 20115 40264   
  47.45.46.0/24        4777 2516 20115 40264   
  47.45.55.0/24        4777 6939 20115 40264   
  47.45.59.0/24        4777 2516 20115 40264   
  76.58.8.0/21         4777 2516 7843 10796 40264   
  76.58.45.0/24        4777 2516 7843 10796 40264   
  76.58.48.0/22        4777 2516 7843 10796 40264   
  82.27.4.0/22         4777 2516 3257 20115 40264   
  82.27.12.0/22        4777 2516 3257 20115 40264   
  82.29.16.0/22        4777 2516 3257 20115 40264   
  82.29.32.0/22        4777 2516 3257 20115 40264   
  97.75.228.0/24       4777 2516 20115 40264   
  144.168.16.0/21      4777 2516 3257 20115 40264   
  192.62.232.0/21      4777 6939 7843 10796 40264   
  192.104.31.0/24      4777 2516 3257 20115 40264   
  198.184.26.0/24      4777 2516 3257 20115 40264   
  199.15.240.0/21      4777 2516 3257 20115 40264   
  204.176.194.0/24     4777 2516 3257 20115 40264   
  208.103.155.0/24     4777 6939 7843 10796 40264   

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS40264   16 More Specifics   19 Total Advertisements   TWC-40264-WI-MN-UPPERMI-C3 - Charter Communications LLC, US
    47.45.16.0/24                 47.32.0.0/12
    47.45.46.0/24                 47.32.0.0/12
    47.45.55.0/24                 47.32.0.0/12
    47.45.59.0/24                 47.32.0.0/12
    76.58.8.0/21                  76.32.0.0/11
    76.58.45.0/24                 76.32.0.0/11
    76.58.48.0/22                 76.32.0.0/11
    82.27.4.0/22                  82.24.0.0/14
    82.27.12.0/22                 82.24.0.0/14
    82.29.16.0/22                 82.29.0.0/16
    82.29.32.0/22                 82.29.0.0/16
    97.75.228.0/24                97.75.228.0/22
    144.168.16.0/21               144.168.0.0/19
    192.62.232.0/21               192.60.0.0/14
    198.184.26.0/24               198.184.26.0/23
    204.176.194.0/24              204.176.0.0/14

Bogus ASes Announced by this AS

Bogus AS		Announcing-AS
AS26345	Announced by	AS40264	TWC-40264-WI-MN-UPPERMI-C3 - Charter Communications LLC, US

Whois Entry

whois: 402603

IANA has recorded AS40264 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS40264\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       40264
             ASName:         TWC-40264-WI-MN-UPPERMI-C3
             ASHandle:       AS40264
             RegDate:        2017-07-25
             Updated:        2022-04-13
             Ref:            https://rdap.arin.net/registry/autnum/40264
             
             
             
             OrgName:        Charter Communications LLC
             OrgId:          CC04
             Address:        6175 S. Willow Dr
             City:           Greenwood Village
             StateProv:      CO
             PostalCode:     80111
             Country:        US
             RegDate:        
             Updated:        2025-02-10
             Ref:            https://rdap.arin.net/registry/entity/CC04
             
             
             OrgAbuseHandle: ABUSE19-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-877-777-2263 
             OrgAbuseEmail:  abuse@charter.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE19-ARIN
             
             OrgTechHandle: IPADD1-ARIN
             OrgTechName:   IPAddressing
             OrgTechPhone:  +1-866-248-7662 
             OrgTechEmail:  PublicIPAddressing@charter.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/IPADD1-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #