Report for 52671

Name

AS52671 - Confederacao Nacional das Cooperativas do Sicoob, 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.

52671 AS52671 - Confederacao Nacional das Cooperativas do Sicoob, BR

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS8167          AS8167 - V tal, BR
    AS202           CENTURYLINK-LEGACY-LVLT-202 - Level 3 Parent, LLC, US
    AS16735         AS16735 - ALGAR TELECOM S/A, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14396 AS52671        ORIGIN  Originate:       5632 /19.54  Transit:          0 /0.00  AS52671 - Confederacao Nacional das Cooperativas do Sicoob, 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       %
 6745 AS52671       AS52671 - Confederacao Nacional das Cooperati     12     10      3      5      7  58.33%


  Prefix               AS Path                              Aggregation Suggestion
  177.53.248.0/21      4777 2516 3356 202 52671   
  177.53.248.0/21      4608 7575 1299 52320 8167 52671 + Announce - aggregate of 177.53.248.0/22 (4608 7575 1299 52320 8167 52671) and 177.53.252.0/22 (4608 7575 1299 52320 8167 52671)
  177.53.248.0/24      4608 7575 1299 52320 8167 52671 - Withdrawn - aggregated with 177.53.249.0/24 (4608 7575 1299 52320 8167 52671)
  177.53.249.0/24      4608 7575 1299 52320 8167 52671 - Withdrawn - aggregated with 177.53.248.0/24 (4608 7575 1299 52320 8167 52671)
  177.53.250.0/23      4608 7575 1299 52320 8167 52671 - Withdrawn - aggregated with 177.53.248.0/23 (4608 7575 1299 52320 8167 52671)
  177.53.250.0/23      4777 2516 6762 16735 52671 + Announce - aggregate of 177.53.250.0/24 (4777 2516 6762 16735 52671) and 177.53.251.0/24 (4777 2516 6762 16735 52671)
  177.53.250.0/24      4777 2516 6762 16735 52671 - Withdrawn - aggregated with 177.53.251.0/24 (4777 2516 6762 16735 52671)
  177.53.251.0/24      4777 2516 6762 16735 52671 - Withdrawn - aggregated with 177.53.250.0/24 (4777 2516 6762 16735 52671)
  177.53.252.0/23      4608 7575 3356 202 52671   
  177.53.252.0/24      4608 7575 1299 52320 8167 52671 - Withdrawn - aggregated with 177.53.253.0/24 (4608 7575 1299 52320 8167 52671)
  177.53.253.0/24      4608 7575 1299 52320 8167 52671 - Withdrawn - aggregated with 177.53.252.0/24 (4608 7575 1299 52320 8167 52671)
  177.53.254.0/23      4608 7575 1299 52320 8167 52671 - Withdrawn - aggregated with 177.53.252.0/23 (4608 7575 1299 52320 8167 52671)
  177.53.254.0/23      4608 7575 3356 202 52671 + Announce - aggregate of 177.53.254.0/24 (4608 7575 3356 202 52671) and 177.53.255.0/24 (4608 7575 3356 202 52671)
  177.53.254.0/24      4608 7575 3356 202 52671 - Withdrawn - aggregated with 177.53.255.0/24 (4608 7575 3356 202 52671)
  177.53.255.0/24      4608 7575 3356 202 52671 - Withdrawn - aggregated with 177.53.254.0/24 (4608 7575 3356 202 52671)

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

AS52671   11 More Specifics   12 Total Advertisements   AS52671 - Confederacao Nacional das Cooperativas do Sicoob, BR
    177.53.248.0/24               177.53.248.0/21
    177.53.249.0/24               177.53.248.0/21
    177.53.250.0/23               177.53.248.0/21
    177.53.250.0/24               177.53.248.0/21
    177.53.251.0/24               177.53.248.0/21
    177.53.252.0/23               177.53.248.0/21
    177.53.252.0/24               177.53.248.0/21
    177.53.253.0/24               177.53.248.0/21
    177.53.254.0/23               177.53.248.0/21
    177.53.254.0/24               177.53.248.0/21
    177.53.255.0/24               177.53.248.0/21

Whois Entry

whois: 402603

IANA has recorded AS52671 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS52671\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.
             % 2026-06-09T09:52:31-03:00 - 2401:2000:6660::13
             
             aut-num:     AS52671
             owner:       Confedera��o Nacional das Cooperativas do Sicoob
             ownerid:     04.891.850/0001-88
             responsible: Seguran�a Cibern�tica
             country:     BR
             owner-c:     GRDSI6
             routing-c:   GRDSI6
             abuse-c:     GRDSI6
             created:     20121127
             changed:     20170104
             inetnum:     177.53.248.0/21
             inetnum:     2804:c14::/32
             as-in:       from AS8167 100 accept ANY
             as-in:       from AS16735 100 accept ANY
             as-out:      to AS8167 announce AS52671
             as-out:      to AS16735 announce AS52671
             
             nic-hdl-br:  GRDSI6
             person:      Grupo DNS Sicoob
             e-mail:      gruporegistrobr@sicoob.com.br
             country:     BR
             created:     20120424
             changed:     20250207
             
             % 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.