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:    95  Upstream:     2  Downstream:    93
  Upstream Adjacent AS list
    AS20115         CHARTER-20115 - Charter Communications LLC, US
    AS10796         TWC-10796-MIDWEST - Charter Communications Inc, US
  Downstream Adjacent AS list
    AS11936         MARATHON-CHEESE - Marathon Cheese Corporation, US
    AS11438         LEMANS-1 - LeMans Corporation, US
    AS19284         AGSTAR-AS - Compeer Financial, ACA, US
    AS14262         CALUMET-ASN-01 - CALUMET COUNTY, US
    AS20239         MNPOWER-ASN - ALLETE, Inc., US
    AS30382         IPTELX - IPtelX, US
    AS30426         -Reserved AS-, ZZ
    AS31973         WPS-1765DC - Wisconsin Physicians Service Insurance Corp., US
    AS36155         RAMCHEALTH - Reedsburg Area Medical Center Inc., US
    AS36659         JWD-AS1 - J&B Wholesale Distributing, Inc., US
    AS395286        BELOITHEALTHSYSTEM - Beloit Health System, Inc., US
    AS53738         DDC-JVL - DATA DIMENSIONS CORP, US
    AS55279         JOCKEY-INT - Jockey International, Inc., US
    AS7213          MASONCOMPANIESINC - Mason Companies, Inc., US
    AS395585        WAUSAUSUPPLYCOMPANY - Wausau Supply Co., US
    AS19336         BLAIN-SUPPLY-PRIMARY - BLAIN SUPPLY, INC, US
    AS21794         AMEREN-AS2 - Ameren Corp., US
    AS21554         CYBERLYNK - Wisconsin CyberLynk Network, Inc., US
    AS32871         SCHWABE-NORTH-AMERICA-01 - Natures Way, US
    AS33127         ISCORP-MEQUON - Integrated Systems Corp, US
    AS54671         WPCASN - WALSWORTH PUBLISHING COMPANY, US
    AS401635        WALSWORTH - EAU CLAIRE - WALSWORTH PUBLISHING COMPANY, US
    AS397926        CCC-HOSTING-01 - Crystal Computer Consulting, Inc., US
    AS393702        WISCONSIN-VISION-ASSOCIATES-INC - Wisconsin Vision Associates, Inc., US
    AS26023         SCHWANS-SHARED-SERVICES - Schwans Shared Services, LLC., US
    AS23039         BELLAMB - Bell Ambulance, Inc., US
    AS31804         WEYCO-GROUP-INC - WEYCO GROUP, INC, US
    AS40479         AURORA-HEALTH-CARE - Aurora Health Care, Inc., US
    AS6341          WEC - WEC Business Services LLC, US
    AS401114        COLUMBIACOUNTYWI - Columbia County, US
    AS22223         MVTV-AS1 - MVTV Wireless, US
    AS18820         SARGENTO-AS-0 - Sargento Foods, Inc., US
    AS32684         ARIENS - Ariens Company, US
    AS397697        WHE-ASN-01 - Wright-Hennepin Cooperative Electric Association, US
    AS397670        CVCU-ASN - Covantage Credit Union, US
    AS46688         LANDSCAPE-STRUCTURES - Landscape Structures, Inc., US
    AS27490         AGRACEHOSPICE-MSN-DR - Agrace Hospicecare Inc, US
    AS26345         -Reserved AS-, ZZ
    AS11500         MSOE-INTERNET - Milwaukee School of Engineering, US
    AS10634         INET-COMPUTERS-INC - iNET Computers, Inc., US
    AS19887         KIASN - KI-, US
    AS32384         MILLERWELDSASN01 - MILLER Electric Mfg. Co., US
    AS13567         KMB1 - Kimberly-Clark Corporation, US
    AS36724         HCAS-3 - Hanson Communications, Inc., US
    AS40238         JOSTENS - Jostens, US
    AS399071        BELLIN-MEMORIAL-HOSPITAL - Bellin Memorial Hospital, Inc., US
    AS11940         DIRECTSCOM - Direct Supply, Inc., US
    AS12047         GUNDERSEN-LUTHERAN - Gundersen Lutheran Medical Center, Inc., US
    AS14305         AS14305 - Accuray Incorporated, US
    AS21553         ASP-MAIN - Aspirus, Inc., US
    AS14230         INVOLTA - ARK Data Centers LLC, US
    AS25794         DPCLAX - Dairyland Power Cooperative, US
    AS22344         ABC-SUPPLY-CO - ABC Supply Co., US
    AS32149         WEBTEAM - WEBTEAM, INC, US
    AS26776         VORTEX-OPTICS - Vortex Optics, US
    AS33596         BRUNSWICKCORPORATION - Brunswick Corporation, US
    AS33468         EOJ1 - Locknet, US
    AS397171        GBP-01 - Green Bay Packaging, INC, US
    AS396152        MC-AS - The Monroe Clinic, Inc., US
    AS393695        CRC-AS - Cooperative Response Center, US
    AS399329        ENDRIES-ASN-01 - Endries International, Inc., US
    AS398426        APOG-RIPON - Apogee Telecom Inc., US
    AS33753         WBMI - West Bend Mutual Insurance Company, US
    AS401153        AGVANTAGE-HOSTING-01 - AgVantage Software, Inc, US
    AS40433         AEBS-ASN - AE Business Solutions, US
    AS46774         MAYVI-AS - MAYVILLE ENGINEERING COMPANY, INC., US
    AS402035        SGTLABS - Sergeant Laboratories, Inc, US
    AS40055         THE-DOUGLAS-STEWART-COMPANY - THE DOUGLAS STEWART COMPANY, US
    AS11595         NETSONIC - Netsonic, US
    AS11964         AWAC-HQ - Air Wisconsin Airlines Corporation, US
    AS1437          VISONEX-LLC - Visonex LLC, US
    AS13731         ONEIDANATION - Oneida Nation, US
    AS21558         SC-JOHNSON - S.C. Johnson & Son, Inc., US
    AS15285         SRLCD - Cash Depot, US
    AS22955         CHHS-1 - Childrens Hospital & Health System, Inc., US
    AS23548         THEDACARE - Thedacare, US
    AS25958         MC-INT - Marshfield Clinic Inc., US
    AS23154         SANMINA-SCI - Sanmina-SCI Corporation, US
    AS21801         JEWELERS - Jewelers Mutual Insurance Company, US
    AS33283         MCSERVICES - MC Services, 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
    AS395526        REGALBELOIT-WAUSAU - Regal Rexnord Corporation, 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
    AS53420         HARTLAND-INTERNET - Merge Healthcare Solutions Inc., US
    AS40530         GREATLAND - Greatland Corporation, US
    AS55208         NAVITUS - Navitus Health Solutions, LLC, US
    AS398428        NMTRANS-HQ-AS01 - N&M Transfer Co., Inc., US
    AS32929         BANTA-CORPORATION-MENASHA-WI - Banta Corporation, US
    AS13376         TOPPAN-MERRILL - Toppan Merrill LLC, US
    AS11769         RJ-SCHINNER - RJ Schinner Co, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8046  AS40264        ORG+TRN Originate:      16128 /18.02  Transit:     190208 /14.46 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       %
22886 AS40264       TWC-40264-WI-MN-UPPERMI-C3 - Charter Communic     20      2      1     19      1   5.00%


  Prefix               AS Path                              Aggregation Suggestion
  47.45.16.0/24        4777 6939 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 6939 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 2497 3257 20115 40264   
  82.27.12.0/22        4777 2497 3257 20115 40264   
  82.29.16.0/22        4777 2497 3257 20115 40264   
  82.29.32.0/22        4777 2497 3257 20115 40264   
  97.75.228.0/24       4777 6939 20115 40264   
  144.168.16.0/21      4777 2497 3257 20115 40264   
  192.62.232.0/21      4777 6939 7843 10796 40264   
  192.104.31.0/24      4777 2516 3257 20115 40264   
  198.184.26.0/23      4777 2497 3257 20115 40264 + Announce - aggregate of 198.184.26.0/24 (4777 2497 3257 20115 40264) and 198.184.27.0/24 (4777 2497 3257 20115 40264)
  198.184.26.0/24      4777 2497 3257 20115 40264 - Withdrawn - aggregated with 198.184.27.0/24 (4777 2497 3257 20115 40264)
  198.184.27.0/24      4777 2497 3257 20115 40264 - Withdrawn - aggregated with 198.184.26.0/24 (4777 2497 3257 20115 40264)
  199.15.240.0/21      4777 2497 3257 20115 40264   
  204.176.194.0/24     4777 2497 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   17 More Specifics   20 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
    198.184.27.0/24               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
AS30426	Announced by	AS40264	TWC-40264-WI-MN-UPPERMI-C3 - Charter Communications LLC, US

Whois Entry

whois: 402332

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.
             #