Report for 28357

Name

RBS ZERO HORA EDITORA JORNALISTICA, 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.

28357 RBS ZERO HORA EDITORA JORNALISTICA, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS266438        GNS FIBRA, BR
    AS4230          CLARO S.A., BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
13721 AS28357        ORIGIN  Originate:       6144 /19.42  Transit:          0 /0.00  RBS ZERO HORA EDITORA JORNALISTICA, 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       %
22086 AS28357       RBS ZERO HORA EDITORA JORNALISTICA, BR             2      1      0      1      1  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  189.76.144.0/20      4777 2516 4230 28357 28357   
  189.76.152.0/21      4777 2516 4230 28357 28357 - Withdrawn - matching aggregate 189.76.144.0/20 4777 2516 4230 28357 28357

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

AS28357   1 More Specifics   2 Total Advertisements   RBS ZERO HORA EDITORA JORNALISTICA, BR
    189.76.152.0/21               189.76.144.0/20

Whois Entry

whois: 402332

IANA has recorded AS28357 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28357\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.
             % 2026-04-02T12:40:49-03:00 - 2401:2000:6660::13
             
             aut-num:     AS28357
             owner:       RBS ZERO HORA EDITORA JORNAL�STICA
             ownerid:     92.821.701/0001-00
             responsible: Departamento Jur�dico Grupo RBS
             country:     BR
             owner-c:     DJGRB
             routing-c:   DJGRB
             abuse-c:     DJGRB
             created:     20071101
             changed:     20150706
             inetnum:     2804:11c::/32
             inetnum:     189.76.144.0/20
             
             nic-hdl-br:  DJGRB
             person:      Departamento Jur�dico Grupo RBS
             e-mail:      entidade.dominios@gruporbs.com.br
             country:     BR
             created:     20110624
             changed:     20241219
             
             % 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.