Report for 274733

Name

AS274733 - COMPANHIA DE SANEAMENTO BASICO DO EST. DE SAO, 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.

274733 AS274733 - COMPANHIA DE SANEAMENTO BASICO DO EST. DE SAO, BR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS10429         AS10429 - TELEFONICA BRASIL S.A, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
43448 AS274733       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  AS274733 - COMPANHIA DE SANEAMENTO BASICO DO EST. DE SAO, 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       %
72891 AS274733      AS274733 - COMPANHIA DE SANEAMENTO BASICO DO       2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  200.144.74.0/23      4608 1221 4637 12956 10429 274733   
  200.144.76.0/23      4608 7575 1299 12956 10429 274733   

Whois Entry

whois: 402638

IANA has recorded AS274733 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS274733\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.
             % 2026-06-18T15:32:43-03:00 - 2401:2000:6660::13
             
             aut-num:     AS274733
             owner:       COMPANHIA DE SANEAMENTO BASICO DO EST. DE SAO
             ownerid:     43.776.517/0001-80
             responsible: Marcelo Miyagui
             country:     BR
             owner-c:     MAMIY122
             routing-c:   DETON18
             abuse-c:     DETON18
             created:     20241231
             changed:     20250218
             inetnum:     2801:81:100::/48
             inetnum:     200.144.74.0/23
             inetnum:     200.144.76.0/23
             
             nic-hdl-br:  MAMIY122
             person:      Marcelo Miyagui
             e-mail:      mmiyagui@sabesp.com.br
             country:     BR
             created:     20250513
             changed:     20251210
             
             nic-hdl-br:  DETON18
             person:      Denis Tonon
             e-mail:      dtonon@sabesp.com.br
             country:     BR
             created:     20250218
             changed:     20250425
             
             % 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.