Report for 19723

Name

CIA. DE TECNOL. DA INFOR. E COMUNICACAO DO PARANA, 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.

19723 CIA. DE TECNOL. DA INFOR. E COMUNICACAO DO PARANA, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS14868         Ligga Telecomunicacoes S.A., BR
    AS53062         ALT | GRUPO BRASIL TECPAR, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9556  AS19723        ORIGIN  Originate:      11520 /18.51  Transit:          0 /0.00  CIA. DE TECNOL. DA INFOR. E COMUNICACAO DO PARANA, 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       %
 7245 AS19723       CIA. DE TECNOL. DA INFOR. E COMUNICACAO DO PA     16      8      2     10      6  37.50%


  Prefix               AS Path                              Aggregation Suggestion
  200.6.40.0/24        4777 2497 174 53062 19723   
  200.189.112.0/20     4777 2497 174 53062 19723 + Announce - aggregate of 200.189.112.0/21 (4777 2497 174 53062 19723) and 200.189.120.0/21 (4777 2497 174 53062 19723)
  200.189.112.0/21     4777 2497 174 53062 19723 - Withdrawn - aggregated with 200.189.120.0/21 (4777 2497 174 53062 19723)
  200.189.113.0/24     4777 2516 6762 53062 19723   
  200.189.114.0/24     4777 2516 6762 53062 19723   
  200.189.115.0/24     4777 2497 174 53062 19723 - Withdrawn - matching aggregate 200.189.112.0/21 4777 2497 174 53062 19723
  200.189.116.0/24     4777 2516 6762 53062 19723   
  200.189.117.0/24     4777 2497 174 53062 19723 - Withdrawn - matching aggregate 200.189.112.0/21 4777 2497 174 53062 19723
  200.189.118.0/24     4777 2497 174 53062 19723 - Withdrawn - matching aggregate 200.189.112.0/21 4777 2497 174 53062 19723
  200.189.119.0/24     4777 2497 174 53062 19723 - Withdrawn - matching aggregate 200.189.112.0/21 4777 2497 174 53062 19723
  200.189.120.0/21     4777 2497 174 53062 19723 - Withdrawn - aggregated with 200.189.112.0/21 (4777 2497 174 53062 19723)
  200.189.121.0/24     4777 2516 6762 53062 19723   
  200.189.123.0/24     4777 2516 6762 53062 19723   
  200.189.124.0/24     4777 2516 6762 53062 19723   
  201.77.16.0/20       4777 2497 174 53062 19723   
  201.77.18.0/23       4777 2516 6762 53062 19723 + Announce - aggregate of 201.77.18.0/24 (4777 2516 6762 53062 19723) and 201.77.19.0/24 (4777 2516 6762 53062 19723)
  201.77.18.0/24       4777 2516 6762 53062 19723 - Withdrawn - aggregated with 201.77.19.0/24 (4777 2516 6762 53062 19723)
  201.77.19.0/24       4777 2516 6762 53062 19723 - Withdrawn - aggregated with 201.77.18.0/24 (4777 2516 6762 53062 19723)

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

AS19723   14 More Specifics   16 Total Advertisements   CIA. DE TECNOL. DA INFOR. E COMUNICACAO DO PARANA, BR
    200.189.112.0/21              200.189.112.0/20
    200.189.113.0/24              200.189.112.0/20
    200.189.114.0/24              200.189.112.0/20
    200.189.115.0/24              200.189.112.0/20
    200.189.116.0/24              200.189.112.0/20
    200.189.117.0/24              200.189.112.0/20
    200.189.118.0/24              200.189.112.0/20
    200.189.119.0/24              200.189.112.0/20
    200.189.120.0/21              200.189.112.0/20
    200.189.121.0/24              200.189.112.0/20
    200.189.123.0/24              200.189.112.0/20
    200.189.124.0/24              200.189.112.0/20
    201.77.18.0/24                201.77.16.0/20
    201.77.19.0/24                201.77.16.0/20

Whois Entry

whois: 402332

IANA has recorded AS19723 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19723\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.
             % 2026-04-01T02:48:59-03:00 - 2401:2000:6660::13
             
             aut-num:     AS19723
             owner:       CIA. DE TECNOL. DA INFOR. E COMUNICA��O DO PARAN�
             ownerid:     76.545.011/0001-19
             responsible: CIA. DE TECNOL. DA INFOR. E COMUNICA��O
             country:     BR
             owner-c:     ADC633
             routing-c:   ADC633
             abuse-c:     RAISC
             created:     20010308
             changed:     20130306
             inetnum:     200.189.112.0/20
             inetnum:     201.77.16.0/20
             inetnum:     2804:594::/32
             inetnum:     200.6.40.0/24
             
             nic-hdl-br:  ADC633
             person:      Administracao Dominios Celepar
             e-mail:      admdominios@pr.gov.br
             country:     BR
             created:     20060530
             changed:     20210727
             
             nic-hdl-br:  RAISC
             person:      Resposta a Incidentes Seguranca CELEPAR
             e-mail:      security@pr.gov.br
             country:     BR
             created:     20130125
             changed:     20220720
             
             % 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.