Report for 265140

Name

AS265140 - DUPONT & SCHWANKE 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.

265140 AS265140 - DUPONT & SCHWANKE LTDA, BR

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS53062         AS53062 - ALT  GRUPO BRASIL TECPAR, BR
    AS28283         AS28283 - Adylnet Telecom, BR
    AS273810        AS273810 - CM TECNOLOGIA INTEGRADA LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
34036 AS265140       ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  AS265140 - DUPONT & SCHWANKE 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       %
69620 AS265140      AS265140 - DUPONT & SCHWANKE LTDA, BR              2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  143.255.0.0/22       4777 2497 174 28283 265140   
  143.255.2.0/24       4777 2497 3356 61832 266460 266460 266460 266460 262818 273810 265140   

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

AS265140   1 More Specifics   2 Total Advertisements   AS265140 - DUPONT & SCHWANKE LTDA, BR
    143.255.2.0/24                143.255.0.0/22

Whois Entry

whois: 402551

IANA has recorded AS265140 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS265140\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.
             % 2026-05-28T12:38:21-03:00 - 2401:2000:6660::13
             
             aut-num:     AS265140
             owner:       DUPONT & SCHWANKE LTDA
             ownerid:     08.998.307/0001-35
             responsible: MATEUS DUPONT
             country:     BR
             owner-c:     MADUP5
             routing-c:   MADUP5
             abuse-c:     MADUP5
             created:     20151112
             changed:     20151112
             inetnum:     143.255.0.0/22
             inetnum:     2804:2b34::/32
             
             nic-hdl-br:  MADUP5
             person:      Mateus Dupont
             e-mail:      mateus@alogtelecom.com.br
             country:     BR
             created:     20110524
             changed:     20260313
             
             % 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.