Report for 271595

Name

AS271595 - FIBER SYS TELECOM 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.

271595 AS271595 - FIBER SYS TELECOM LTDA, BR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS272193        AS272193 - SPnetFibra Provedor Networking Ltda, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
31941 AS271595       ORIGIN  Originate:       1536 /21.42  Transit:          0 /0.00  AS271595 - FIBER SYS TELECOM 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       %
19665 AS271595      AS271595 - FIBER SYS TELECOM LTDA, BR              3      2      0      1      2  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  190.9.84.0/22        4777 2497 174 271253 272193 271595   
  190.9.84.0/24        4777 2497 174 271253 272193 271595 - Withdrawn - matching aggregate 190.9.84.0/22 4777 2497 174 271253 272193 271595
  190.9.87.0/24        4777 2497 174 271253 272193 271595 - Withdrawn - matching aggregate 190.9.84.0/22 4777 2497 174 271253 272193 271595

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

AS271595   2 More Specifics   3 Total Advertisements   AS271595 - FIBER SYS TELECOM LTDA, BR
    190.9.84.0/24                 190.9.84.0/22
    190.9.87.0/24                 190.9.84.0/22

Whois Entry

whois: 402591

IANA has recorded AS271595 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS271595\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.
             % 2026-06-05T11:30:27-03:00 - 2401:2000:6660::13
             
             aut-num:     AS271595
             owner:       FIBER SYS TELECOM LTDA
             ownerid:     31.994.772/0001-10
             responsible: VALDECIR FORTUNATO
             country:     BR
             owner-c:     VAFSI714
             routing-c:   VAFSI714
             abuse-c:     VAFSI714
             created:     20210126
             changed:     20210208
             inetnum:     2804:7dfc::/32
             inetnum:     190.9.84.0/22
             as-in:       from AS10429 100 accept ANY
             as-out:      to AS10429 announce ANY  AS271595
             
             nic-hdl-br:  VAFSI714
             person:      Valdecir Fortunato da Silva
             e-mail:      valdecirfortunato.tec@gmail.com
             country:     BR
             created:     20201228
             changed:     20230426
             
             % 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.