Report for 28195

Name

AS28195 - Com4 Data Center 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 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.

28195 AS28195 - Com4 Data Center Ltda, BR

  Adjacency:     5  Upstream:     2  Downstream:     3
  Upstream Adjacent AS list
    AS16735         AS16735 - ALGAR TELECOM S/A, BR
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
  Downstream Adjacent AS list
    AS265049        AS265049 - MUNICIPIO DE FRANCA, BR
    AS28589         AS28589 - Convex Internet Solutions, BR
    AS266065        AS266065 - VANGUARDA TELECOMUNICACOES LTDA ME, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
11754 AS28195        ORG+TRN Originate:       8192 /19.00  Transit:       5376 /19.61 AS28195 - Com4 Data Center 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       %
16058 AS28195       AS28195 - Com4 Data Center Ltda, BR                4      4      2      2      2  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  186.249.32.0/20      4777 2497 3356 28195 + Announce - aggregate of 186.249.32.0/21 (4777 2497 3356 28195) and 186.249.40.0/21 (4777 2497 3356 28195)
  186.249.32.0/21      4777 2497 3356 28195 - Withdrawn - aggregated with 186.249.40.0/21 (4777 2497 3356 28195)
  186.249.40.0/21      4777 2497 3356 28195 - Withdrawn - aggregated with 186.249.32.0/21 (4777 2497 3356 28195)
  189.90.128.0/20      4777 2497 3356 28195 + Announce - aggregate of 189.90.128.0/21 (4777 2497 3356 28195) and 189.90.136.0/21 (4777 2497 3356 28195)
  189.90.128.0/21      4777 2497 3356 28195 - Withdrawn - aggregated with 189.90.136.0/21 (4777 2497 3356 28195)
  189.90.136.0/21      4777 2497 3356 28195 - Withdrawn - aggregated with 189.90.128.0/21 (4777 2497 3356 28195)

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

AS28195   4 More Specifics   4 Total Advertisements   AS28195 - Com4 Data Center Ltda, BR
    186.249.32.0/21               186.249.32.0/20
    186.249.40.0/21               186.249.32.0/20
    189.90.128.0/21               189.90.128.0/20
    189.90.136.0/21               189.90.128.0/20

Whois Entry

whois: 402591

IANA has recorded AS28195 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28195\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded