Report for 262500

Name

BS2 Sistemas para Internet 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.

262500 BS2 Sistemas para Internet Ltda., BR

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS22356         Durand do Brasil Ltda, BR
    AS53062         ALT | GRUPO BRASIL TECPAR, BR
    AS262355        VSX Networks, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14042 AS262500       ORIGIN  Originate:       6144 /19.42  Transit:          0 /0.00  BS2 Sistemas para Internet 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       %
 4458 AS262500      BS2 Sistemas para Internet Ltda., BR              14     12      0      2     12  85.71%


  Prefix               AS Path                              Aggregation Suggestion
  138.118.128.0/22     4777 2516 6762 262355 262500   
  138.118.128.0/23     4777 2516 6762 262355 262500 - Withdrawn - matching aggregate 138.118.128.0/22 4777 2516 6762 262355 262500
  138.118.128.0/24     4777 2516 6762 262355 262500 - Withdrawn - matching aggregate 138.118.128.0/22 4777 2516 6762 262355 262500
  138.118.129.0/24     4777 2516 6762 262355 262500 - Withdrawn - matching aggregate 138.118.128.0/22 4777 2516 6762 262355 262500
  138.118.130.0/23     4777 2516 6762 262355 262500 - Withdrawn - matching aggregate 138.118.128.0/22 4777 2516 6762 262355 262500
  138.118.130.0/24     4777 2516 6762 262355 262500 - Withdrawn - matching aggregate 138.118.128.0/22 4777 2516 6762 262355 262500
  138.118.131.0/24     4777 2516 6762 262355 262500 - Withdrawn - matching aggregate 138.118.128.0/22 4777 2516 6762 262355 262500
  177.66.160.0/22      4777 2497 3356 53062 262500   
  177.66.160.0/23      4777 2497 3356 53062 262500 - Withdrawn - matching aggregate 177.66.160.0/22 4777 2497 3356 53062 262500
  177.66.160.0/24      4777 2497 3356 53062 262500 - Withdrawn - matching aggregate 177.66.160.0/22 4777 2497 3356 53062 262500
  177.66.161.0/24      4777 2497 3356 53062 262500 - Withdrawn - matching aggregate 177.66.160.0/22 4777 2497 3356 53062 262500
  177.66.162.0/23      4777 2497 3356 53062 262500 - Withdrawn - matching aggregate 177.66.160.0/22 4777 2497 3356 53062 262500
  177.66.162.0/24      4777 2497 3356 53062 262500 - Withdrawn - matching aggregate 177.66.160.0/22 4777 2497 3356 53062 262500
  177.66.163.0/24      4777 2497 3356 53062 262500 - Withdrawn - matching aggregate 177.66.160.0/22 4777 2497 3356 53062 262500

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

AS262500   12 More Specifics   14 Total Advertisements   BS2 Sistemas para Internet Ltda., BR
    138.118.128.0/23              138.118.128.0/22
    138.118.128.0/24              138.118.128.0/22
    138.118.129.0/24              138.118.128.0/22
    138.118.130.0/23              138.118.128.0/22
    138.118.130.0/24              138.118.128.0/22
    138.118.131.0/24              138.118.128.0/22
    177.66.160.0/23               177.66.160.0/22
    177.66.160.0/24               177.66.160.0/22
    177.66.161.0/24               177.66.160.0/22
    177.66.162.0/23               177.66.160.0/22
    177.66.162.0/24               177.66.160.0/22
    177.66.163.0/24               177.66.160.0/22

Whois Entry

whois: 402332

IANA has recorded AS262500 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS262500\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.
             % 2026-03-31T03:22:38-03:00 - 2401:2000:6660::13
             
             aut-num:     AS262500
             owner:       BS2 Sistemas para Internet Ltda.
             ownerid:     04.373.526/0001-78
             responsible: Antonio Carlos Braga Junior
             country:     BR
             owner-c:     BIP7
             routing-c:   BIP7
             abuse-c:     BIP7
             created:     20110614
             changed:     20130306
             inetnum:     177.66.160.0/22
             inetnum:     2804:528::/32
             inetnum:     138.118.128.0/22
             
             nic-hdl-br:  BIP7
             person:      BS2 Internet Service Provider
             e-mail:      registro@bs2.com.br
             country:     BR
             created:     20020918
             changed:     20250917
             
             % 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.