Report for 28151

Name

AS28151 - Datora Telecomunicacoes 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.

28151 Datora Telecomunicacoes Ltda., BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS10429         TELEFONICA BRASIL S.A, BR
    AS4230          CLARO S.A., BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10357 AS28151        ORIGIN  Originate:       9984 /18.71  Transit:          0 /0.00  Datora Telecomunicacoes 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       %
12588 AS28151       Datora Telecomunicacoes Ltda., BR                 17      6      3     14      3  17.65%


  Prefix               AS Path                              Aggregation Suggestion
  177.190.0.0/21       3303 4230 28151        
  187.60.48.0/20       6939 12956 10429 28151 28151 28151 28151   
  187.60.48.0/24       3303 4230 28151        
  187.60.50.0/24       6939 4230 28151        
  187.60.51.0/24       3303 4230 28151        
  187.60.52.0/23       3303 4230 28151      + Announce - aggregate of 187.60.52.0/24 (3303 4230 28151) and 187.60.53.0/24 (3303 4230 28151)
  187.60.52.0/24       3303 4230 28151      - Withdrawn - aggregated with 187.60.53.0/24 (3303 4230 28151)
  187.60.53.0/24       3303 4230 28151      - Withdrawn - aggregated with 187.60.52.0/24 (3303 4230 28151)
  187.60.54.0/24       3303 4230 28151        
  187.60.55.0/24       22652 4230 28151       
  187.60.56.0/23       3303 4230 28151      + Announce - aggregate of 187.60.56.0/24 (3303 4230 28151) and 187.60.57.0/24 (3303 4230 28151)
  187.60.56.0/24       3303 4230 28151      - Withdrawn - aggregated with 187.60.57.0/24 (3303 4230 28151)
  187.60.57.0/24       3303 4230 28151      - Withdrawn - aggregated with 187.60.56.0/24 (3303 4230 28151)
  187.60.58.0/24       3303 4230 28151        
  187.60.59.0/24       22652 4230 28151       
  187.60.60.0/24       3303 4230 28151        
  187.60.62.0/23       3303 4230 28151      + Announce - aggregate of 187.60.62.0/24 (3303 4230 28151) and 187.60.63.0/24 (3303 4230 28151)
  187.60.62.0/24       3303 4230 28151      - Withdrawn - aggregated with 187.60.63.0/24 (3303 4230 28151)
  187.60.63.0/24       3303 4230 28151      - Withdrawn - aggregated with 187.60.62.0/24 (3303 4230 28151)
  200.229.114.0/24     6939 4230 28151        

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

AS28151   20 More Specifics   21 Total Advertisements   Datora Telecomunicacoes Ltda., BR
    138.117.235.0/24              138.117.232.0/22
    186.209.112.0/24              186.209.112.0/21
    186.209.113.0/24              186.209.112.0/21
    186.209.114.0/24              186.209.112.0/21
    186.209.115.0/24              186.209.112.0/21
    186.209.116.0/24              186.209.112.0/21
    187.60.48.0/24                187.60.48.0/20
    187.60.50.0/24                187.60.48.0/20
    187.60.51.0/24                187.60.48.0/20
    187.60.52.0/24                187.60.48.0/20
    187.60.53.0/24                187.60.48.0/20
    187.60.54.0/24                187.60.48.0/20
    187.60.55.0/24                187.60.48.0/20
    187.60.56.0/24                187.60.48.0/20
    187.60.57.0/24                187.60.48.0/20
    187.60.58.0/24                187.60.48.0/20
    187.60.60.0/24                187.60.48.0/20
    187.60.62.0/24                187.60.48.0/20
    187.60.63.0/24                187.60.48.0/20
    200.229.114.0/24              200.229.114.0/23

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

    + 138.117.235.0/24            Announced
    + 186.209.112.0/24            Announced
    + 186.209.113.0/24            Announced
    + 186.209.114.0/24            Announced
    + 186.209.115.0/24            Announced
    + 186.209.116.0/24            Announced

Whois Entry

whois: 402613

IANA has recorded AS28151 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28151\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded