Report for 28138

Name

AS28138 - WN INTERNET, 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 AS2.0) 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.

28138 AS28138 - WN INTERNET, BR

  Adjacency:     9  Upstream:     9  Downstream:     0
  Upstream Adjacent AS list
    AS61650         --No Registry Entry--
    AS266414        AS266414 - EXPRESS NETWORK-ME, BR
    AS270716        AS270716 - GOVISTA TELECOMUNICAO IMPORTACAO LTDA, BR
    AS270484        AS270484 - NOVA NETWORK TELECOM LTDA, BR
    AS28209         AS28209 - Under Servicos de Internet Ltda, BR
    AS264997        AS264997 - Direct Telecom Ltda, BR
    AS263484        AS263484 - J E Provedor de Rede de Comunicacao Ltda, BR
    AS262462        AS262462 - Aranet Play, BR
    AS265269        AS265269 - MEGA TELE INFORMATICA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
15429 AS28138        ORIGIN  Originate:       4864 /19.75  Transit:          0 /0.00  AS28138 - WN INTERNET, 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       %
21610 AS28138       AS28138 - WN INTERNET, BR                         10      1      0      9      1  10.00%


  Prefix               AS Path                              Aggregation Suggestion
  187.49.0.0/21        4777 2497 174 13786 52840 61650 61650 61650 61650 61650 28138   
  187.49.0.0/24        4777 2497 3356 28209 28138   
  187.49.1.0/24        4608 7575 7195 264997 28138   
  187.49.3.0/24        4777 2497 3356 263903 270716 270716 270716 28138   
  187.49.4.0/24        4777 2516 6762 265269 28138   
  187.49.5.0/24        4777 2516 3356 262462 28138   
  187.49.6.0/24        4777 2497 174 13786 52840 61650 61650 61650 61650 61650 28138 - Withdrawn - matching aggregate 187.49.0.0/21 4777 2497 174 13786 52840 61650 61650 61650 61650 61650 28138
  187.49.7.0/24        4777 2516 3356 22381 263484 28138   
  187.49.12.0/23       4777 2497 3356 270484 28138   
  187.49.14.0/23       4777 2497 174 52468 266414 28138   

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

AS28138   9 More Specifics   10 Total Advertisements   AS28138 - WN INTERNET, BR
    187.49.0.0/24                 187.49.0.0/21
    187.49.1.0/24                 187.49.0.0/21
    187.49.3.0/24                 187.49.0.0/21
    187.49.4.0/24                 187.49.0.0/21
    187.49.5.0/24                 187.49.0.0/21
    187.49.6.0/24                 187.49.0.0/21
    187.49.7.0/24                 187.49.0.0/21
    187.49.12.0/23                187.49.12.0/22
    187.49.14.0/23                187.49.12.0/22

Whois Entry

whois: 402573

IANA has recorded AS28138 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28138\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded