Report for 28276

Name

AS28276 - Mikrocenter Informatica 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.

28276 Mikrocenter Informatica Ltda., BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS61568         ALOO TELECOM - FSF TECNOLOGIA SA, BR
    AS14840         BR.Digital Provider, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
7251  AS28276        ORIGIN  Originate:      18432 /17.83  Transit:          0 /0.00  Mikrocenter Informatica 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       %
21912 AS28276       Mikrocenter Informatica Ltda., BR                 14      1      0     13      1   7.14%


  Prefix               AS Path                              Aggregation Suggestion
  186.249.96.0/19      2914 61568 28276       
  186.249.117.0/24     293 14840 28276 28276 28276   
  187.102.96.0/21      2914 61568 28276       
  187.102.104.0/22     6939 61568 28276       
  187.102.104.0/24     293 14840 28276 28276 28276   
  187.102.107.0/24     6939 61568 28276 28276 28276   
  187.102.108.0/23     293 14840 28276 28276   
  187.102.110.0/24     293 14840 28276 28276 28276   
  189.14.64.0/20       2914 61568 28276       
  189.14.64.0/24       293 14840 28276 28276 28276   
  189.14.67.0/24       2914 61568 28276 28276 28276   
  189.14.71.0/24       2914 61568 28276 28276 28276   
  189.14.72.0/23       2914 61568 28276     - Withdrawn - matching aggregate 189.14.64.0/20 2914 61568 28276
  189.14.72.0/24       2914 61568 28276 28276 28276   

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

AS28276   11 More Specifics   16 Total Advertisements   Mikrocenter Informatica Ltda., BR
    186.249.96.0/22               186.249.96.0/19
    186.249.100.0/22              186.249.96.0/19
    186.249.104.0/22              186.249.96.0/19
    186.249.108.0/22              186.249.96.0/19
    186.249.116.0/22              186.249.96.0/19
    187.102.96.0/22               187.102.96.0/21
    187.102.100.0/22              187.102.96.0/21
    189.14.64.0/22                189.14.64.0/20
    189.14.68.0/22                189.14.64.0/20
    189.14.72.0/22                189.14.64.0/20
    189.14.76.0/22                189.14.64.0/20
    186.249.96.0/20               186.249.96.0/19
    186.249.112.0/20              186.249.96.0/19
    187.102.104.0/23              187.102.104.0/22
    187.102.106.0/23              187.102.104.0/22
    189.14.64.0/21                189.14.64.0/20
    189.14.72.0/21                189.14.64.0/20

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

    + 186.249.96.0/22             Announced
    + 186.249.100.0/22            Announced
    + 186.249.104.0/22            Announced
    + 186.249.108.0/22            Announced
    + 186.249.116.0/22            Announced
    + 189.14.64.0/22              Announced
    + 189.14.68.0/22              Announced
    + 189.14.72.0/22              Announced
    + 189.14.76.0/22              Announced
    - 186.249.96.0/20             Withdrawn
    - 186.249.112.0/20            Withdrawn
    - 187.102.96.0/21             Withdrawn
    - 187.102.104.0/23            Withdrawn
    - 187.102.106.0/23            Withdrawn
    - 189.14.64.0/21              Withdrawn
    - 189.14.72.0/21              Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS28276 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28276\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded