Report for 28151

Name

AS28151 - Datora 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.

28151 AS28151 - Datora Telecomunicacoes Ltda., BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS10429         AS10429 - TELEFONICA BRASIL S.A, BR
    AS4230          AS4230 - CLARO S.A., BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10228 AS28151        ORIGIN  Originate:       9984 /18.71  Transit:          0 /0.00  AS28151 - Datora 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       %
 5818 AS28151       AS28151 - Datora Telecomunicacoes Ltda., BR       17     12      4      9      8  47.06%


  Prefix               AS Path                              Aggregation Suggestion
  177.190.0.0/21       4777 2516 4230 28151   
  187.60.48.0/20       4608 7575 1299 12956 10429 28151 28151 28151 28151   
  187.60.48.0/24       4777 2516 4230 28151   
  187.60.50.0/23       4777 2516 4230 28151 + Announce - aggregate of 187.60.50.0/24 (4777 2516 4230 28151) and 187.60.51.0/24 (4777 2516 4230 28151)
  187.60.50.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.51.0/24 (4777 2516 4230 28151)
  187.60.51.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.50.0/24 (4777 2516 4230 28151)
  187.60.52.0/22       4777 2516 4230 28151 + Announce - aggregate of 187.60.52.0/23 (4777 2516 4230 28151) and 187.60.54.0/23 (4777 2516 4230 28151)
  187.60.52.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.53.0/24 (4777 2516 4230 28151)
  187.60.53.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.52.0/24 (4777 2516 4230 28151)
  187.60.54.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.55.0/24 (4777 2516 4230 28151)
  187.60.55.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.54.0/24 (4777 2516 4230 28151)
  187.60.56.0/22       4777 2516 4230 28151 + Announce - aggregate of 187.60.56.0/23 (4777 2516 4230 28151) and 187.60.58.0/23 (4777 2516 4230 28151)
  187.60.56.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.57.0/24 (4777 2516 4230 28151)
  187.60.57.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.56.0/24 (4777 2516 4230 28151)
  187.60.58.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.59.0/24 (4777 2516 4230 28151)
  187.60.59.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.58.0/24 (4777 2516 4230 28151)
  187.60.60.0/24       4777 2516 4230 28151   
  187.60.62.0/23       4777 2516 4230 28151 + Announce - aggregate of 187.60.62.0/24 (4777 2516 4230 28151) and 187.60.63.0/24 (4777 2516 4230 28151)
  187.60.62.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.63.0/24 (4777 2516 4230 28151)
  187.60.63.0/24       4777 2516 4230 28151 - Withdrawn - aggregated with 187.60.62.0/24 (4777 2516 4230 28151)
  200.229.114.0/24     4777 2516 4230 28151   

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

AS28151   16 More Specifics   17 Total Advertisements   AS28151 - Datora Telecomunicacoes Ltda., BR
    177.190.0.0/21                177.190.0.0/18
    187.60.48.0/24                187.60.48.0/20
    187.60.50.0/24                187.60.48.0/20
    187.60.51.0/24                187.60.48.0/20
    187.60.52.0/24                187.60.48.0/20
    187.60.53.0/24                187.60.48.0/20
    187.60.54.0/24                187.60.48.0/20
    187.60.55.0/24                187.60.48.0/20
    187.60.56.0/24                187.60.48.0/20
    187.60.57.0/24                187.60.48.0/20
    187.60.58.0/24                187.60.48.0/20
    187.60.59.0/24                187.60.48.0/20
    187.60.60.0/24                187.60.48.0/20
    187.60.62.0/24                187.60.48.0/20
    187.60.63.0/24                187.60.48.0/20
    200.229.114.0/24              200.229.114.0/23

Whois Entry

whois: 402609

IANA has recorded AS28151 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28151\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.
             % 2026-06-11T16:32:30-03:00 - 2401:2000:6660::13
             
             aut-num:     AS28151
             owner:       Datora Telecomunica��es Ltda.
             ownerid:     39.495.486/0003-83
             responsible: Daniel Tibor Fuchs
             country:     BR
             owner-c:     DTF6
             routing-c:   DTF6
             abuse-c:     DTF6
             created:     20090507
             changed:     20130306
             inetnum:     187.60.48.0/20
             inetnum:     2804:24::/32
             inetnum:     177.190.0.0/18
             inetnum:     200.229.113.0/24
             inetnum:     200.229.114.0/23
             inetnum:     200.229.116.0/22
             inetnum:     200.229.120.0/21
             
             nic-hdl-br:  DTF6
             person:      Daniel Tibor Fuchs
             e-mail:      fuchs@fuchs3.net
             country:     BR
             created:     19980703
             changed:     20231004
             
             % 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.