Report for 263638

Name

AS263638 - Prefeitura de Cuiaba, 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.

263638 AS263638 - Prefeitura de Cuiaba, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS267629        AS267629 - SGV TI E TELECOM LTDA, BR
    AS271253        AS271253 - LINK BRASIL TELECOMUNICACOES LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
22727 AS263638       ORIGIN  Originate:       2560 /20.68  Transit:          0 /0.00  AS263638 - Prefeitura de Cuiaba, 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       %
14487 AS263638      AS263638 - Prefeitura de Cuiaba, BR                6      4      1      3      3  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  186.236.240.0/23     4777 2516 6762 271253 263638   
  186.236.242.0/23     4777 2516 4230 267629 263638   
  186.236.242.0/24     4777 2516 4230 267629 263638 - Withdrawn - matching aggregate 186.236.242.0/23 4777 2516 4230 267629 263638
  186.236.243.0/24     4777 2516 4230 267629 263638 - Withdrawn - matching aggregate 186.236.242.0/23 4777 2516 4230 267629 263638
  186.236.244.0/22     4777 2516 6762 271253 263638 + Announce - aggregate of 186.236.244.0/23 (4777 2516 6762 271253 263638) and 186.236.246.0/23 (4777 2516 6762 271253 263638)
  186.236.244.0/23     4777 2516 6762 271253 263638 - Withdrawn - aggregated with 186.236.246.0/23 (4777 2516 6762 271253 263638)
  186.236.246.0/23     4777 2516 6762 271253 263638 - Withdrawn - aggregated with 186.236.244.0/23 (4777 2516 6762 271253 263638)

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

AS263638   6 More Specifics   6 Total Advertisements   AS263638 - Prefeitura de Cuiaba, BR
    186.236.240.0/23              186.236.240.0/20
    186.236.242.0/23              186.236.240.0/20
    186.236.242.0/24              186.236.240.0/20
    186.236.243.0/24              186.236.240.0/20
    186.236.244.0/23              186.236.240.0/20
    186.236.246.0/23              186.236.240.0/20

Whois Entry

whois: 402628

IANA has recorded AS263638 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263638\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.
             % 2026-06-17T04:20:23-03:00 - 2401:2000:6660::13
             
             aut-num:     AS263638
             owner:       Prefeitura de Cuiab�
             ownerid:     03.533.064/0001-46
             responsible: NOC DTI
             country:     BR
             owner-c:     PMDTI
             routing-c:   PMDTI
             abuse-c:     PMDTI
             created:     20131001
             changed:     20170317
             inetnum:     186.236.240.0/20
             inetnum:     2801:80:7e0::/48
             
             nic-hdl-br:  PMDTI
             person:      PMC DTI
             e-mail:      noc.dti@cuiaba.mt.gov.br
             country:     BR
             created:     20170315
             changed:     20250916
             
             % 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.