Report for 33662

Name

CMCS - 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 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.

33662 CMCS - Comcast Cable Communications, LLC, US

  Adjacency:    36  Upstream:     1  Downstream:    35
  Upstream Adjacent AS list
    AS7922          COMCAST-7922 - Comcast Cable Communications, LLC, US
  Downstream Adjacent AS list
    AS11135         CROSS-DEVELOPMENT-MONTGOMERY - Cross DevelopmentMontgomery LP, US
    AS26093         HAR - Houston Association of Realtors, US
    AS12211         OCNL-AS12211 - Operations & Compliance Network LLC, US
    AS14296         SPRINGFD - Spring Fire Department, US
    AS16903         TIGER-47 - Texas Southern University, US
    AS13913         AFFILIATED - Affiliated Monitoring, Inc., US
    AS17035         NBCUNI-17035 - NBCUniversal, US
    AS18996         CITY-OF-BAYTOWN - City of Baytown, US
    AS20204         NOVOLINK-HOUSTON - NovoLink Communications, Inc. - Houston, US
    AS2134          GSVNET-AS GS Virtual Network Produban, ES
    AS27206         COSL-01 - City of Sugar Land, US
    AS19195         ASN-MEGLOBAL-OC-01 - MEGLOBAL AMERICAS INC., US
    AS36410         VHAINC-IPNET - Vizient, Inc., US
    AS36026         AS-CHI-CORP - CommonSpirit Health, US
    AS31128         SHAZAM-AS, IE
    AS395238        BRAZOSPORTISD-01 - Brazosport Independent School District, US
    AS394977        T2EE-AS1 - TAKE-TWO INTERACTIVE SOFTWARE, INC., US
    AS393355        SISA - SAMSUNG RESEARCH AMERICA, INC., US
    AS36538         SJCNET-ASN - San Jacinto College District, US
    AS399620        NCISD - New Caney ISD, US
    AS397371        HCDE-TEXAS - Harris County Department of Education Public Facil, US
    AS397288        MCREY - McNaughton-McKay Electric Company, US
    AS396849        KPRC - GRAHAM MEDIA GROUP, HOUSTON, INC., US
    AS396272        HOUSTON-TEXANS - Houston Texans, US
    AS400209        BRAZORIA-COUNTY-TX - Brazoria County, US
    AS29703         DEER-PARK-REFINING-LP - Deer Park Refining Limited Partnership, US
    AS40638         PASON-SYSTEMS-USA - Pason Systems USA Corp, US
    AS53571         PCC-CORP - PRECISION CASTPARTS CORP, US
    AS54063         MHHS-AS - Memorial Hermann Health System, US
    AS54457         HCEC-HOUSTON-PRIMARY - Harris County Emergency Corps, US
    AS46094         LEE-COLLEGE - Lee College, US
    AS55291         HARRIS-COUNTY-AS - Harris County, US
    AS54999         TENARIS-NA - Tenaris Global Services USA Corp., US
    AS63483         SKYNET-AS-1 - Skynet, US
    AS4057          DCS-ASN - Mechants Choice Payment Solutions, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16233 AS33662        ORG+TRN Originate:       4352 /19.91  Transit:      29184 /17.17 CMCS - Comcast Cable 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       %
39679 AS33662       CMCS - Comcast Cable Communications, LLC, US      17      0      0     17      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  24.104.75.0/24       4777 2516 7922 33662   
  50.201.112.0/24      4777 2516 7922 33662   
  50.217.18.0/24       4777 2516 7922 33662   
  50.217.175.0/24      4777 2516 7922 33662   
  50.220.66.0/24       4777 2516 7922 33662   
  50.228.10.0/24       4777 2516 7922 33662   
  50.228.194.0/24      4777 2516 7922 33662   
  50.231.217.0/24      4777 2516 7922 33662   
  50.232.18.0/24       4777 2516 7922 33662   
  50.232.206.0/24      4777 2516 7922 33662   
  50.234.8.0/24        4777 2516 7922 33662   
  50.235.195.0/24      4777 2516 7922 33662   
  50.235.196.0/24      4777 2516 7922 33662   
  64.189.25.0/24       4777 2516 7922 33662   
  107.1.148.0/24       4777 2516 7922 33662   
  198.46.65.0/24       4777 2516 7922 33662   
  208.110.207.0/24     4777 2516 7922 33662   

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

AS33662   17 More Specifics   17 Total Advertisements   CMCS - Comcast Cable Communications, LLC, US
    24.104.75.0/24                24.104.0.0/17
    50.201.112.0/24               50.128.0.0/9
    50.217.18.0/24                50.128.0.0/9
    50.217.175.0/24               50.128.0.0/9
    50.220.66.0/24                50.128.0.0/9
    50.228.10.0/24                50.128.0.0/9
    50.228.194.0/24               50.128.0.0/9
    50.231.217.0/24               50.128.0.0/9
    50.232.18.0/24                50.128.0.0/9
    50.232.206.0/24               50.128.0.0/9
    50.234.8.0/24                 50.128.0.0/9
    50.235.195.0/24               50.128.0.0/9
    50.235.196.0/24               50.128.0.0/9
    64.189.25.0/24                64.189.0.0/16
    107.1.148.0/24                107.0.0.0/14
    198.46.65.0/24                198.46.64.0/20
    208.110.207.0/24              208.110.192.0/19

Whois Entry

whois: 402332

IANA has recorded AS33662 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS33662\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             %ERROR:101: no entries found
             %
             % No entries found in source APNIC,JPNIC,KRNIC,TWNIC,IDNIC,IRINN-GRS.
             
             % This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)