Report for 28580

Name

AS28580 - Cilnet Comunicacao e Informatica S.A., 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.

28580 AS28580 - Cilnet Comunicacao e Informatica S.A., BR

  Adjacency:     8  Upstream:     2  Downstream:     6
  Upstream Adjacent AS list
    AS37468         Angola Cables - Angola Cables, AO
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
  Downstream Adjacent AS list
    AS266462        AS266462 - SW Telecomunicacoes e Informatica Itu Ltda. - ME, BR
    AS52887         AS52887 - Associacao Torre de Vigia de Biblias e Tratados, BR
    AS61855         AS61855 - NOVA NET TECNOLOGIA LTDA - ME, BR
    AS268989        AS268989 - MULTTV CONSULTORIA E LOCACOES DE EQUIPAMENTOS S.A., BR
    AS267976        AS267976 - Faster Instalacoes e Servicos Eireli, BR
    AS266140        AS266140 - CMC TELECOM LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
2187  AS28580        ORG+TRN Originate:     111616 /15.23  Transit:       6144 /19.42 AS28580 - Cilnet Comunicacao e Informatica S.A., 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       %
 3552 AS28580       AS28580 - Cilnet Comunicacao e Informatica S.     42     21      6     27     15  35.71%


  Prefix               AS Path                              Aggregation Suggestion
  45.7.204.0/22        4608 7575 37468 28580   
  45.166.124.0/22      4608 7575 37468 28580   
  45.170.140.0/22      4608 7575 37468 28580   
  45.224.76.0/22       4608 7575 37468 28580   
  45.237.16.0/22       4608 7575 37468 28580   
  138.0.180.0/22       4608 7575 37468 28580   
  138.122.68.0/22      4608 7575 37468 28580   
  138.186.180.0/22     4608 7575 37468 28580   
  143.0.232.0/22       4608 7575 37468 28580   
  168.90.184.0/22      4608 7575 37468 28580   
  168.194.4.0/22       4608 7575 37468 28580   
  168.194.228.0/22     4608 7575 37468 28580   
  170.245.20.0/22      4608 7575 37468 28580   
  170.247.116.0/22     4608 7575 37468 28580   
  177.85.40.0/22       4608 7575 37468 28580   
  177.101.48.0/20      4608 7575 37468 28580   
  186.195.176.0/20     4608 7575 37468 28580   
  186.224.128.0/18     4608 7575 37468 28580 + Announce - aggregate of 186.224.128.0/19 (4608 7575 37468 28580) and 186.224.160.0/19 (4608 7575 37468 28580)
  186.224.128.0/19     4608 7575 37468 28580 - Withdrawn - aggregated with 186.224.160.0/19 (4608 7575 37468 28580)
  186.224.128.0/21     4608 7575 37468 28580 - Withdrawn - matching aggregate 186.224.128.0/19 4608 7575 37468 28580
  186.224.136.0/21     4608 7575 37468 28580 - Withdrawn - matching aggregate 186.224.128.0/19 4608 7575 37468 28580
  186.224.144.0/21     4608 7575 37468 28580 - Withdrawn - matching aggregate 186.224.128.0/19 4608 7575 37468 28580
  186.224.152.0/21     4608 7575 37468 28580 - Withdrawn - matching aggregate 186.224.128.0/19 4608 7575 37468 28580
  186.224.160.0/19     4608 7575 37468 28580 - Withdrawn - aggregated with 186.224.128.0/19 (4608 7575 37468 28580)
  186.224.160.0/20     4608 7575 37468 28580 - Withdrawn - matching aggregate 186.224.160.0/19 4608 7575 37468 28580
  186.224.176.0/20     4608 7575 37468 28580 - Withdrawn - matching aggregate 186.224.160.0/19 4608 7575 37468 28580
  187.45.0.0/19        4608 7575 37468 28580 + Announce - aggregate of 187.45.0.0/20 (4608 7575 37468 28580) and 187.45.16.0/20 (4608 7575 37468 28580)
  187.45.0.0/20        4608 7575 37468 28580 - Withdrawn - aggregated with 187.45.16.0/20 (4608 7575 37468 28580)
  187.45.0.0/21        4608 7575 37468 28580 - Withdrawn - matching aggregate 187.45.0.0/20 4608 7575 37468 28580
  187.45.16.0/20       4608 7575 37468 28580 - Withdrawn - aggregated with 187.45.0.0/20 (4608 7575 37468 28580)
  187.45.16.0/21       4608 7575 37468 28580 - Withdrawn - matching aggregate 187.45.16.0/20 4608 7575 37468 28580
  187.45.28.0/22       4608 7575 37468 28580 - Withdrawn - matching aggregate 187.45.16.0/20 4608 7575 37468 28580
  187.84.0.0/20        4608 7575 37468 28580   
  189.28.224.0/19      4608 7575 37468 28580 + Announce - aggregate of 189.28.224.0/20 (4608 7575 37468 28580) and 189.28.240.0/20 (4608 7575 37468 28580)
  189.28.224.0/20      4608 7575 37468 28580 - Withdrawn - aggregated with 189.28.240.0/20 (4608 7575 37468 28580)
  189.28.240.0/20      4608 7575 37468 28580 - Withdrawn - aggregated with 189.28.224.0/20 (4608 7575 37468 28580)
  189.39.80.0/20       4608 7575 37468 28580 + Announce - aggregate of 189.39.80.0/21 (4608 7575 37468 28580) and 189.39.88.0/21 (4608 7575 37468 28580)
  189.39.80.0/21       4608 7575 37468 28580 - Withdrawn - aggregated with 189.39.88.0/21 (4608 7575 37468 28580)
  189.39.88.0/21       4608 7575 37468 28580 - Withdrawn - aggregated with 189.39.80.0/21 (4608 7575 37468 28580)
  189.51.208.0/20      4608 7575 37468 28580   
  191.253.224.0/19     4608 7575 37468 28580 + Announce - aggregate of 191.253.224.0/20 (4608 7575 37468 28580) and 191.253.240.0/20 (4608 7575 37468 28580)
  191.253.224.0/20     4608 7575 37468 28580 - Withdrawn - aggregated with 191.253.240.0/20 (4608 7575 37468 28580)
  191.253.240.0/20     4608 7575 37468 28580 - Withdrawn - aggregated with 191.253.224.0/20 (4608 7575 37468 28580)
  200.187.80.0/20      4608 7575 37468 28580   
  201.46.32.0/19       4608 7575 37468 28580 + Announce - aggregate of 201.46.32.0/20 (4608 7575 37468 28580) and 201.46.48.0/20 (4608 7575 37468 28580)
  201.46.32.0/20       4608 7575 37468 28580 - Withdrawn - aggregated with 201.46.48.0/20 (4608 7575 37468 28580)
  201.46.48.0/20       4608 7575 37468 28580 - Withdrawn - aggregated with 201.46.32.0/20 (4608 7575 37468 28580)
  201.150.100.0/22     4608 7575 37468 28580   

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

AS28580   13 More Specifics   42 Total Advertisements   AS28580 - Cilnet Comunicacao e Informatica S.A., BR
    186.224.128.0/21              186.224.128.0/19
    186.224.136.0/21              186.224.128.0/19
    186.224.144.0/21              186.224.128.0/19
    186.224.152.0/21              186.224.128.0/19
    186.224.160.0/20              186.224.160.0/19
    186.224.176.0/20              186.224.160.0/19
    187.45.0.0/21                 187.45.0.0/20
    187.45.16.0/21                187.45.16.0/20
    187.45.28.0/22                187.45.16.0/20
    189.39.80.0/21                189.39.80.0/20
    189.39.88.0/21                189.39.80.0/20
    191.253.224.0/20              191.253.224.0/19
    191.253.240.0/20              191.253.224.0/19

Whois Entry

whois: 402603

IANA has recorded AS28580 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28580\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded