Report for 61667

Name

AS61667 - BISCHOFF & SILVA 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.

61667 AS61667 - BISCHOFF & SILVA LTDA, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS28283         AS28283 - Adylnet Telecom, BR
    AS16735         AS16735 - ALGAR TELECOM S/A, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
25654 AS61667        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  AS61667 - BISCHOFF & SILVA 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       %
17365 AS61667       AS61667 - BISCHOFF & SILVA LTDA, BR                3      2      0      1      2  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  131.100.244.0/22     4777 2516 6762 16735 61667   
  131.100.244.0/23     4777 2516 6762 16735 61667 - Withdrawn - matching aggregate 131.100.244.0/22 4777 2516 6762 16735 61667
  131.100.246.0/23     4777 2516 6762 16735 61667 - Withdrawn - matching aggregate 131.100.244.0/22 4777 2516 6762 16735 61667

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

AS61667   2 More Specifics   3 Total Advertisements   AS61667 - BISCHOFF & SILVA LTDA, BR
    131.100.244.0/23              131.100.244.0/22
    131.100.246.0/23              131.100.244.0/22

Whois Entry

whois: 402609

IANA has recorded AS61667 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS61667\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.
             % 2026-06-11T10:58:14-03:00 - 2401:2000:6660::13
             
             aut-num:     AS61667
             owner:       BISCHOFF & SILVA LTDA
             ownerid:     03.532.726/0001-63
             responsible: Estevan Bischoff
             country:     BR
             owner-c:     ESBIS2
             routing-c:   ESBIS2
             abuse-c:     ESBIS2
             created:     20140903
             changed:     20140903
             inetnum:     131.100.244.0/22
             inetnum:     2804:1ca8::/32
             
             nic-hdl-br:  ESBIS2
             person:      Estevan Bischoff
             e-mail:      redeolinfo@gmail.com
             country:     BR
             created:     20140814
             changed:     20140814
             
             % 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.