Report for 53166

Name

AS53166 - UNIVERSIDADE ESTADUAL PAULISTA, 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 AS6447) 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.

53166 UNIVERSIDADE ESTADUAL PAULISTA, BR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS1251          FUNDACAO DE AMPARO A PESQUISA DO ESTADO SAO PAULO, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
1977  AS53166        ORIGIN  Originate:     131072 /15.00  Transit:          0 /0.00  UNIVERSIDADE ESTADUAL PAULISTA, 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       %
48183 AS53166       UNIVERSIDADE ESTADUAL PAULISTA, BR                 2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  186.217.0.0/16       293 20080 1251 53166   
  200.145.0.0/16       293 20080 1251 53166   

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

AS53166   5 More Specifics   7 Total Advertisements   UNIVERSIDADE ESTADUAL PAULISTA, BR
    186.217.0.0/17                186.217.0.0/16
    186.217.128.0/17              186.217.0.0/16
    200.145.0.0/17                200.145.0.0/16
    200.145.1.0/24                200.145.0.0/16
    200.145.128.0/17              200.145.0.0/16

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 200.145.1.0/24              Announced

Whois Entry

whois: 402609

IANA has recorded AS53166 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS53166\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.
             % 2026-06-11T14:08:34-03:00 - 2401:2000:6660::13
             
             aut-num:     AS53166
             owner:       UNIVERSIDADE ESTADUAL PAULISTA
             ownerid:     48.031.918/0001-24
             responsible: Ney Lemke
             country:     BR
             owner-c:     MVFCO26
             routing-c:   MVFCO26
             abuse-c:     CJC39
             created:     20100716
             changed:     20250904
             inetnum:     200.145.0.0/16
             inetnum:     186.217.0.0/16
             inetnum:     2801:88::/32
             as-in:       from AS1251 100 accept ANY
             as-in:       from AS1916 150 accept ANY
             as-in:       from AS10429 90 accept ANY AND NOT {0.0.0.0/0}
             as-in:       from AS132203 90 accept ANY AND NOT {0.0.0.0/0}
             as-in:       from AS7783 90 accept ANY AND NOT {0.0.0.0/0}
             as-in:       from AS267091 90 accept ANY AND NOT {0.0.0.0/0}
             as-out:      to AS1251 announce AS53166
             as-out:      to AS1916 announce AS53166
             as-out:      to AS10429 announce AS53166
             as-out:      to AS132203 announce AS53166
             as-out:      to AS7783 announce AS53166
             as-out:      to AS267091 announce AS53166
             
             nic-hdl-br:  MVFCO26
             person:      Marcos Venicius da Fonseca Costa
             e-mail:      marcos.costa@unesp.br
             country:     BR
             created:     20230118
             changed:     20250902
             
             nic-hdl-br:  CJC39
             person:      Carlos J. R. Coletti
             e-mail:      cjcoletti@gmail.com
             country:     BR
             created:     20010215
             changed:     20241121
             
             % 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.