Report for 13367

Name

COMCAST-13367 - Comcast Cable 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 AS6447) 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.

13367 COMCAST-13367, US

  Adjacency:    76  Upstream:     2  Downstream:    74
  Upstream Adjacent AS list
    AS3356          LEVEL3, US
    AS7922          COMCAST-7922, US
  Downstream Adjacent AS list
    AS20940         AKAMAI-ASN1, NL
    AS11609         ELAVON, US
    AS11852         WHCC, US
    AS13892         BIPERFORMANCE-ASN, US
    AS14738         DIGIKEY, US
    AS15234         MCGENERGY, US
    AS14010         JACKHENRY, US
    AS17044         IPGAGENCY, US
    AS19380         CHROBINSON, US
    AS21573         HEALTHPARTNERS, US
    AS22347         DORSEY-WHITNEY, US
    AS25694         ATOMIC, US
    AS26219         EAS-MN-1, US
    AS25967         OATI-BLM, US
    AS31834         TELA-ASN, US
    AS33324         CHALLENGE-PRINTING, US
    AS393722        SUMMT-ORTHO, US
    AS395702        FIN-REC1, US
    AS395455        MIDWEST-RADIOLOGY, US
    AS396897        DECOPAC, US
    AS397919        NETSPI-CORPORATE, US
    AS400430        MOUNDSVIEW-ASN, US
    AS40154         VRC-AS, US
    AS401246        SPPX, US
    AS46111         EDINA-REALTY-HOME-SERVICES, US
    AS40655         WINTHROP-AS, US
    AS46361         GILLETTE-CHILDRENS-SPECIALTY-HEALTHCARE, US
    AS55067         CHILDRENSMN, US
    AS40382         HENNEPIN-COUNTY, US
    AS400785        ERAVE-PROD-01, US
    AS6924          STARTRIB, US
    AS399749        AS-RTI-01, US
    AS8116          BOSTON-SCIENTIFIC-132-189-0-0, US
    AS18872         VERITAS, US
    AS22881         USBANCORP-2, US
    AS40497         BETHEL-ASN1, US
    AS14763         STKATE, US
    AS26963         CCCU-1, US
    AS394186        SE-BRANDS-01, US
    AS46814         MEDICA-NET, US
    AS398027        ASN-BELL2, US
    AS13712         SMUMN, US
    AS20125         CAMP, US
    AS19629         CONSULT-RAD-AS-QWEST, US
    AS16915         MINNESOTATWINSLLC, US
    AS30268         CHASKANET, US
    AS27270         SFM, US
    AS26638         MPLS-PUBLIC-SCHOOLS, US
    AS31929         GREATRIVERENERGY, US
    AS31816         NMDP, US
    AS31772         FCSA-AS-2, US
    AS32861         MACQUARIE-GLOBAL-SERVICES-USA-LLC, US
    AS35853         AS35853, US
    AS33692         MACALE, US
    AS32907         STTHOMAS, US
    AS35928         BECKMAN-COULTER-ASN, US
    AS32530         OPUS-AS1, US
    AS31955         ASN-CONNEXUSENERGY, US
    AS23531         SUNRISE-BANKS, US
    AS394714        DRC, US
    AS396204        C1-BGP, US
    AS394621        DATAHOLDINGS-414-USA, US
    AS394498        YMCA-OF-THE-NORTH, US
    AS36040         YOUTUBE, US
    AS397650        CALIX-CENTRAL, US
    AS40391         CHSINC, US
    AS46973         REALOGY-WEBSERVICES, US
    AS401523        AUCTIONHARMONY, US
    AS54017         UCARE-MN, US
    AS7800          ALLINA-HEALTH-SYSTEM-INC, US
    AS62863         AS62863, US
    AS5774          USPS-001, US
    AS397840        GMS-ASN-01, US
    AS397316        KSP-OXBOW, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
29147 AS13367        ORG+TRN Originate:       1792 /21.19  Transit:      72960 /15.85 COMCAST-13367, 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       %
33297 AS13367       COMCAST-13367, US                                  7      0      0      7      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  50.225.69.0/24       3257 7922 13367        
  50.232.54.0/24       3257 7922 13367        
  50.237.66.0/24       3257 7922 13367        
  157.240.145.0/24     3257 7922 13367        
  157.240.146.0/24     6939 7922 13367        
  204.89.234.0/24      2914 7922 13367        
  204.130.132.0/24     2914 7922 13367        

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

AS13367   12 More Specifics   14 Total Advertisements   COMCAST-13367, US
    50.173.201.0/24               50.128.0.0/9
    50.207.90.0/24                50.128.0.0/9
    50.216.62.0/24                50.128.0.0/9
    50.220.92.0/24                50.128.0.0/9
    50.225.69.0/24                50.128.0.0/9
    50.230.118.0/24               50.128.0.0/9
    50.232.54.0/24                50.128.0.0/9
    50.233.165.0/24               50.128.0.0/9
    50.237.66.0/24                50.128.0.0/9
    157.240.145.0/24              157.240.0.0/16
    157.240.146.0/24              157.240.0.0/16
    198.246.153.0/24              198.246.152.0/23
    50.173.207.0/24               50.128.0.0/9
    50.173.227.0/24               50.128.0.0/9

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 50.207.90.0/24              Announced
    + 50.230.118.0/24             Announced
    + 198.246.153.0/24            Announced
    - 50.173.207.0/24             Withdrawn
    - 50.173.227.0/24             Withdrawn

Bogus ASes Announced by this AS

Bogus AS		Announcing-AS
AS19629	Announced by	AS13367	COMCAST-13367 - Comcast Cable Communications, LLC, US

Whois Entry

whois: 402549

IANA has recorded AS13367 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS13367\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:       13367
             ASName:         COMCAST-13367
             ASHandle:       AS13367
             RegDate:        2001-12-20
             Updated:        2021-01-25
             Ref:            https://rdap.arin.net/registry/autnum/13367
             
             
             
             OrgName:        Comcast Cable Communications, LLC
             OrgId:          CCCS
             Address:        1800 Bishops Gate Blvd
             City:           Mt Laurel
             StateProv:      NJ
             PostalCode:     08054
             Country:        US
             RegDate:        2001-09-18
             Updated:        2020-11-18
             Ref:            https://rdap.arin.net/registry/entity/CCCS
             
             
             OrgTechHandle: IC161-ARIN
             OrgTechName:   Comcast Cable Communications Inc
             OrgTechPhone:  +1-856-792-2300 
             OrgTechEmail:  CNIPEO-Ip-registration@cable.comcast.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/IC161-ARIN
             
             OrgRoutingHandle: ROUTI25-ARIN
             OrgRoutingName:   Routing
             OrgRoutingPhone:  +1-856-792-2300 
             OrgRoutingEmail:  routing@comcast.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI25-ARIN
             
             OrgAbuseHandle: NAPO-ARIN
             OrgAbuseName:   Network Abuse and Policy Observance
             OrgAbusePhone:  +1-888-565-4329 
             OrgAbuseEmail:  abuse@comcast.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAPO-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.
             #