Report for 33489

Name

COMCAST-33489 - 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 AS4637) 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.

33489 DNEO-OSP6 - Comcast Cable Communications, Inc.

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS11427   SCRR-11427 - Road Runner HoldCo LLC

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
526   AS33489  ORIGIN  Originate:     406272 /13.37  Transit:          0 /0.00  DNEO-OSP6 - Comcast Cable Communications, Inc.

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       %
20257 AS33489 DNEO-OSP6 - Comcast Cable Communications     15      0      0     15      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  64.183.176.0/20      4637 3356 11427 33489   
  64.183.192.0/18      4637 3356 11427 33489   
  70.88.180.0/22       4637 3356 11427 33489   
  70.89.8.0/22         4637 3356 11427 33489   
  70.89.148.0/22       4637 3356 11427 33489   
  70.89.248.0/22       4637 3356 11427 33489   
  70.90.152.0/21       4637 3356 11427 33489   
  70.90.224.0/23       4637 3356 11427 33489   
  70.90.252.0/22       4637 3356 11427 33489   
  70.91.211.0/24       4637 3356 11427 33489   
  72.190.0.0/17        4637 3356 11427 33489   
  74.93.32.0/22        4637 3356 11427 33489   
  76.182.192.0/18      4637 3356 11427 33489   
  76.183.0.0/16        4637 3356 11427 33489   
  76.184.0.0/14        4637 3356 11427 33489   

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

AS33489   12 More Specifics   17 Total Advertisements   DNEO-OSP6 - Comcast Cable Communications, Inc.
    24.170.0.0/19                 24.170.0.0/17
    67.9.240.0/20                 67.8.0.0/14
    70.88.180.0/22                70.88.0.0/14
    70.89.8.0/22                  70.88.0.0/14
    70.89.148.0/22                70.88.0.0/14
    70.89.248.0/22                70.88.0.0/14
    70.90.152.0/21                70.88.0.0/14
    70.90.224.0/23                70.88.0.0/14
    70.90.252.0/22                70.88.0.0/14
    70.91.211.0/24                70.88.0.0/14
    72.190.0.0/17                 72.176.0.0/12
    74.93.32.0/22                 74.92.0.0/14

Whois Entry

whois: 402332

IANA has recorded AS33489 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS33489\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 1.88.48 (WHOIS-AU4)