Report for 53100

Name

AS53100 - Criare Telecomunicacoes e Consultoria Ltda. - EPP, 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.

53100 AS53100 - Criare Telecomunicacoes e Consultoria Ltda. - EPP, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS22356         AS22356 - Durand do Brasil Ltda, BR
    AS28663         AS28663 - FLYS INTERATIVA LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
11963 AS53100        ORIGIN  Originate:       8192 /19.00  Transit:          0 /0.00  AS53100 - Criare Telecomunicacoes e Consultoria Ltda. - EPP, 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       %
17072 AS53100       AS53100 - Criare Telecomunicacoes e Consultor      3      2      0      1      2  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  187.103.128.0/20     4608 7575 57463 22356 53100   
  187.103.128.0/21     4608 7575 57463 22356 53100 - Withdrawn - matching aggregate 187.103.128.0/20 4608 7575 57463 22356 53100
  187.103.136.0/21     4608 7575 57463 22356 53100 - Withdrawn - matching aggregate 187.103.128.0/20 4608 7575 57463 22356 53100

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

AS53100   2 More Specifics   3 Total Advertisements   AS53100 - Criare Telecomunicacoes e Consultoria Ltda. - EPP, BR
    187.103.128.0/21              187.103.128.0/20
    187.103.136.0/21              187.103.128.0/20

Whois Entry

whois: 402609

IANA has recorded AS53100 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS53100\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.
             % 2026-06-11T12:24:03-03:00 - 2401:2000:6660::13
             
             aut-num:     AS53100
             owner:       Criare Telecomunica��es e Consultoria Ltda. - EPP
             ownerid:     09.098.481/0001-94
             responsible: Fabio Furlaneto
             country:     BR
             owner-c:     FAFUR109
             routing-c:   FAFUR109
             abuse-c:     FAFUR109
             created:     20091124
             changed:     20250326
             inetnum:     187.103.128.0/20
             inetnum:     2804:c0::/32
             as-in:       from AS16735 100 accept ANY
             as-in:       from AS28576 100 accept ANY
             as-in:       from AS26162 100 accept ANY
             as-out:      to AS16735 announce AS53100
             as-out:      to AS28576 announce AS53100
             as-out:      to AS26162 announce AS53100
             
             nic-hdl-br:  FAFUR109
             person:      FABIO FURLANETO
             e-mail:      fabio@criarenet.com
             country:     BR
             created:     20240906
             changed:     20240906
             
             % 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.