Report for 28159

Name

AS28159 - PRODERJ - Centro de Tecnologia da Informacao do RJ, 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.

28159 PRODERJ - Centro de Tecnologia da Informacao do RJ, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS6939          HURRICANE, US
    AS4230          CLARO S.A., BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
6575  AS28159        ORIGIN  Originate:      21760 /17.59  Transit:          0 /0.00  PRODERJ - Centro de Tecnologia da Informacao do RJ, 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       %
10183 AS28159       PRODERJ - Centro de Tecnologia da Informacao      13      5      1      9      4  30.77%


  Prefix               AS Path                              Aggregation Suggestion
  187.62.128.0/20      3303 4230 28159        
  187.62.128.0/23      6939 4230 28159        
  187.62.128.0/23      6939 28159           + Announce - aggregate of 187.62.128.0/24 (6939 28159) and 187.62.129.0/24 (6939 28159)
  187.62.128.0/24      6939 28159           - Withdrawn - aggregated with 187.62.129.0/24 (6939 28159)
  187.62.129.0/24      6939 28159           - Withdrawn - aggregated with 187.62.128.0/24 (6939 28159)
  187.62.131.0/24      6939 28159             
  187.62.135.0/24      3303 4230 28159      - Withdrawn - matching aggregate 187.62.128.0/20 3303 4230 28159
  187.62.136.0/24      3303 4230 28159      - Withdrawn - matching aggregate 187.62.128.0/20 3303 4230 28159
  187.62.137.0/24      3303 4230 28159      - Withdrawn - matching aggregate 187.62.128.0/20 3303 4230 28159
  200.20.28.0/22       6939 28159             
  200.20.30.0/24       6939 4230 28159        
  200.20.32.0/20       6939 28159             
  200.20.48.0/21       6939 28159             
  200.156.32.0/19      6939 28159             

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

AS28159   4 More Specifics   9 Total Advertisements   PRODERJ - Centro de Tecnologia da Informacao do RJ, BR
    187.62.128.0/23               187.62.128.0/20
    187.62.128.0/24               187.62.128.0/20
    187.62.131.0/24               187.62.128.0/20
    200.20.30.0/24                200.20.28.0/22
    187.62.129.0/24               187.62.128.0/20
    187.62.135.0/24               187.62.128.0/20
    187.62.136.0/24               187.62.128.0/20
    187.62.137.0/24               187.62.128.0/20
    200.20.53.0/27                200.20.48.0/21

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

    - 187.62.129.0/24             Withdrawn
    - 187.62.135.0/24             Withdrawn
    - 187.62.136.0/24             Withdrawn
    - 187.62.137.0/24             Withdrawn
    - 200.20.53.0/27              Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS28159 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28159\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded