Report for 28154

Name

AS28154 - AR TELECOM PROVEDOR DE INTERNET LTDA, BR

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.

28154 AR TELECOM PROVEDOR DE INTERNET LTDA, BR

  Adjacency:     5  Upstream:     5  Downstream:     0
  Upstream Adjacent AS list
    AS6939          HURRICANE, US
    AS16735         ALGAR TELECOM SA, BR
    AS269039        DENISE DE OLIVEIRA SILVA, BR
    AS28649         Desktop Sigmanet Comunicacao Multimidia SA, BR
    AS52468         UFINET PANAMA S.A., PA

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5984  AS28154        ORIGIN  Originate:      26112 /17.33  Transit:          0 /0.00  AR TELECOM PROVEDOR DE INTERNET LTDA, BR

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       %
10182 AS28154       AR TELECOM PROVEDOR DE INTERNET LTDA, BR          26      8      4     22      4  15.38%


  Prefix               AS Path                              Aggregation Suggestion
  177.54.64.0/20       6939 28154             
  177.54.64.0/21       6939 52468 28154       
  177.54.64.0/21       3303 16735 28154     + Announce - aggregate of 177.54.64.0/22 (3303 16735 28154) and 177.54.68.0/22 (3303 16735 28154)
  177.54.64.0/22       3303 16735 28154     - Withdrawn - aggregated with 177.54.68.0/22 (3303 16735 28154)
  177.54.66.0/24       6939 6762 52468 28154   
  177.54.67.0/24       6939 6762 52468 28154 28154 28154 28154 28154 28154 28154 28154 28154   
  177.54.68.0/22       3303 16735 28154     - Withdrawn - aggregated with 177.54.64.0/22 (3303 16735 28154)
  177.54.69.0/24       6939 28649 28154       
  177.54.72.0/21       6939 52468 28154       
  177.54.72.0/21       6939 28649 28154     + Announce - aggregate of 177.54.72.0/22 (6939 28649 28154) and 177.54.76.0/22 (6939 28649 28154)
  177.54.72.0/22       6939 28649 28154     - Withdrawn - aggregated with 177.54.76.0/22 (6939 28649 28154)
  177.54.74.0/23       6939 52468 28154       
  177.54.76.0/22       6939 28649 28154     - Withdrawn - aggregated with 177.54.72.0/22 (6939 28649 28154)
  177.54.78.0/23       6939 28154             
  187.49.208.0/20      6939 28154             
  187.49.208.0/20      6939 52468 28154     + Announce - aggregate of 187.49.208.0/21 (6939 52468 28154) and 187.49.216.0/21 (6939 52468 28154)
  187.49.208.0/21      6939 52468 28154     - Withdrawn - aggregated with 187.49.216.0/21 (6939 52468 28154)
  187.49.208.0/23      6939 28154             
  187.49.208.0/24      3303 16735 28154       
  187.49.209.0/24      6939 28649 28154       
  187.49.210.0/24      3303 16735 28154       
  187.49.212.0/22      3303 16735 28154       
  187.49.215.0/24      6939 28649 269039 28154   
  187.49.216.0/21      6939 52468 28154     - Withdrawn - aggregated with 187.49.208.0/21 (6939 52468 28154)
  187.49.218.0/24      3303 16735 28154       
  187.49.220.0/24      6939 28649 28154       
  187.49.221.0/24      3303 16735 28154       
  187.49.222.0/23      3303 16735 28154     + Announce - aggregate of 187.49.222.0/24 (3303 16735 28154) and 187.49.223.0/24 (3303 16735 28154)
  187.49.222.0/24      3303 16735 28154     - Withdrawn - aggregated with 187.49.223.0/24 (3303 16735 28154)
  187.49.223.0/24      3303 16735 28154     - Withdrawn - aggregated with 187.49.222.0/24 (3303 16735 28154)

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

AS28154   20 More Specifics   22 Total Advertisements   AR TELECOM PROVEDOR DE INTERNET LTDA, BR
    177.54.64.0/21                177.54.64.0/20
    177.54.64.0/23                177.54.64.0/20
    177.54.66.0/24                177.54.64.0/20
    177.54.68.0/23                177.54.64.0/20
    177.54.68.0/24                177.54.64.0/20
    177.54.70.0/23                177.54.64.0/20
    177.54.72.0/21                177.54.64.0/20
    177.54.72.0/24                177.54.64.0/20
    177.54.74.0/23                177.54.64.0/20
    177.54.76.0/23                177.54.64.0/20
    177.54.77.0/24                177.54.64.0/20
    177.54.78.0/23                177.54.64.0/20
    187.49.208.0/21               187.49.208.0/20
    187.49.208.0/23               187.49.208.0/20
    187.49.209.0/24               187.49.208.0/20
    187.49.210.0/24               187.49.208.0/20
    187.49.212.0/23               187.49.208.0/20
    187.49.214.0/24               187.49.208.0/20
    187.49.216.0/21               187.49.208.0/20
    187.49.222.0/23               187.49.208.0/20
    177.54.67.0/24                177.54.64.0/20
    177.54.76.0/24                177.54.64.0/20
    187.49.218.0/24               187.49.208.0/20
    187.49.222.0/24               187.49.208.0/20

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

    + 177.54.64.0/23              Announced
    + 177.54.68.0/23              Announced
    + 177.54.68.0/24              Announced
    + 177.54.70.0/23              Announced
    + 177.54.72.0/24              Announced
    + 177.54.76.0/23              Announced
    + 187.49.212.0/23             Announced
    + 187.49.214.0/24             Announced
    - 177.54.67.0/24              Withdrawn
    - 177.54.76.0/24              Withdrawn
    - 187.49.218.0/24             Withdrawn
    - 187.49.222.0/24             Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS28154 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28154\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded