Report for 28219

Name

AS28219 - Net Rosas Telecomunicacoes 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.

28219 AS28219 - Net Rosas Telecomunicacoes Ltda., BR

  Adjacency:     3  Upstream:     2  Downstream:     1
  Upstream Adjacent AS list
    AS262691        AS262691 - CONECTA LTDA., BR
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
  Downstream Adjacent AS list
    AS266359        AS266359 - NR SERVICOS DE INTERNET LTDA., BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
7783  AS28219        ORG+TRN Originate:      16384 /18.00  Transit:       1536 /21.42 AS28219 - Net Rosas Telecomunicacoes 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       %
 1801 AS28219       AS28219 - Net Rosas Telecomunicacoes Ltda., B     34     32      0      2     32  94.12%


  Prefix               AS Path                              Aggregation Suggestion
  186.236.224.0/20     4777 2497 3356 28219   
  186.236.224.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.225.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.226.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.227.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.228.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.229.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.230.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.231.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.232.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.233.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.234.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.235.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.236.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.237.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.238.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  186.236.239.0/24     4777 2497 3356 28219 - Withdrawn - matching aggregate 186.236.224.0/20 4777 2497 3356 28219
  189.124.16.0/20      4777 2497 3356 28219   
  189.124.16.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.17.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.18.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.19.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.20.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.21.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.22.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.23.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.24.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.25.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.26.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.27.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.28.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.29.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.30.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219
  189.124.31.0/24      4777 2497 3356 28219 - Withdrawn - matching aggregate 189.124.16.0/20 4777 2497 3356 28219

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

AS28219   32 More Specifics   34 Total Advertisements   AS28219 - Net Rosas Telecomunicacoes Ltda., BR
    186.236.224.0/24              186.236.224.0/20
    186.236.225.0/24              186.236.224.0/20
    186.236.226.0/24              186.236.224.0/20
    186.236.227.0/24              186.236.224.0/20
    186.236.228.0/24              186.236.224.0/20
    186.236.229.0/24              186.236.224.0/20
    186.236.230.0/24              186.236.224.0/20
    186.236.231.0/24              186.236.224.0/20
    186.236.232.0/24              186.236.224.0/20
    186.236.233.0/24              186.236.224.0/20
    186.236.234.0/24              186.236.224.0/20
    186.236.235.0/24              186.236.224.0/20
    186.236.236.0/24              186.236.224.0/20
    186.236.237.0/24              186.236.224.0/20
    186.236.238.0/24              186.236.224.0/20
    186.236.239.0/24              186.236.224.0/20
    189.124.16.0/24               189.124.16.0/20
    189.124.17.0/24               189.124.16.0/20
    189.124.18.0/24               189.124.16.0/20
    189.124.19.0/24               189.124.16.0/20
    189.124.20.0/24               189.124.16.0/20
    189.124.21.0/24               189.124.16.0/20
    189.124.22.0/24               189.124.16.0/20
    189.124.23.0/24               189.124.16.0/20
    189.124.24.0/24               189.124.16.0/20
    189.124.25.0/24               189.124.16.0/20
    189.124.26.0/24               189.124.16.0/20
    189.124.27.0/24               189.124.16.0/20
    189.124.28.0/24               189.124.16.0/20
    189.124.29.0/24               189.124.16.0/20
    189.124.30.0/24               189.124.16.0/20
    189.124.31.0/24               189.124.16.0/20

Whois Entry

whois: 402565

IANA has recorded AS28219 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28219\n             % IP Client: 2401:2000:6660::13
              % Copyright (c) Nic.br - Use of this data is governed by the Use and
             % Privacy Policy at https://registro.br/upp . Distribution,
             % commercialization, reproduction, and use for advertising or similar
             % purposes are expressly prohibited.
             % 2026-05-30T10:06:08-03:00 - 2401:2000:6660::13
             
             aut-num:     AS28219
             owner:       Net Rosas Telecomunica��es Ltda.
             ownerid:     02.287.806/0001-38
             responsible: Carlos Maur�cio Barros Filho
             country:     BR
             owner-c:     CMF4
             routing-c:   CMF4
             abuse-c:     IJC15
             created:     20080606
             changed:     20150708
             inetnum:     189.124.16.0/20
             inetnum:     186.236.224.0/20
             inetnum:     2804:29a0::/32
             
             nic-hdl-br:  CMF4
             person:      Carlos Maur�cio Barros Filho
             e-mail:      dominios@net-rosas.com.br
             country:     BR
             created:     19980302
             changed:     20240610
             
             nic-hdl-br:  IJC15
             person:      Ismael Jos� Oliveira Carelli
             e-mail:      peering@net-rosas.com.br
             country:     BR
             created:     20020731
             changed:     20230509
             
             % Security and mail abuse issues should also be addressed to cert.br,
             % respectivelly to cert@cert.br and mail-abuse@cert.br
             %
             % whois.registro.br only accepts exact match queries for domains,
             % registrants, contacts, tickets, providers, IPs, and ASNs.