Report for 52672

Name

B3 S.A. Brasil, Bolsa, Balcao, 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.

52672 B3 S.A. Brasil, Bolsa, Balcao, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS13335         CLOUDFLARENET - Cloudflare, Inc., US
    AS16735         ALGAR TELECOM SA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
37141 AS52672        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  B3 S.A. Brasil, Bolsa, Balcao, 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       %
23791 AS52672       B3 S.A. Brasil, Bolsa, Balcao, BR                  3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  177.66.124.0/23      4777 2497 16735 52672   
  177.66.124.0/23      4777 13335 52672     + Announce - aggregate of 177.66.124.0/24 (4777 13335 52672) and 177.66.125.0/24 (4777 13335 52672)
  177.66.124.0/24      4777 13335 52672     - Withdrawn - aggregated with 177.66.125.0/24 (4777 13335 52672)
  177.66.125.0/24      4777 13335 52672     - Withdrawn - aggregated with 177.66.124.0/24 (4777 13335 52672)

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

AS52672   2 More Specifics   3 Total Advertisements   B3 S.A. Brasil, Bolsa, Balcao, BR
    177.66.124.0/24               177.66.124.0/23
    177.66.125.0/24               177.66.124.0/23

Whois Entry

whois: 402332

IANA has recorded AS52672 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS52672\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.
             % 2026-04-02T07:04:45-03:00 - 2401:2000:6660::13
             
             aut-num:     AS52672
             owner:       B3 S.A. Brasil, Bolsa, Balc�o
             ownerid:     09.346.601/0001-25
             responsible: Gilson Finkelsztain
             country:     BR
             owner-c:     BADIN1
             routing-c:   GETEC10
             abuse-c:     GETEC10
             created:     20121127
             changed:     20220620
             inetnum:     177.66.124.0/23
             
             nic-hdl-br:  BADIN1
             person:      B3 adm dominios de Internet
             e-mail:      adm_dominios@b3.com.br
             country:     BR
             created:     20190403
             changed:     20240902
             
             nic-hdl-br:  GETEC10
             person:      Gest�o T�cnica
             e-mail:      tecnico_dominios@b3.com.br
             country:     BR
             created:     20190408
             changed:     20221031
             
             % 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.