Report for 28338

Name

AS28338 - UFINET BRASIL S.A., 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.

28338 AS28338 - UFINET BRASIL S.A., BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS52468         AS52468 - UFINET PANAMA S.A., PA
    AS266152        AS266152 - PJM NET, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
11297 AS28338        ORIGIN  Originate:       8448 /18.96  Transit:          0 /0.00  AS28338 - UFINET BRASIL S.A., 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       %
 4861 AS28338       AS28338 - UFINET BRASIL S.A., BR                  18     11      1      8     10  55.56%


  Prefix               AS Path                              Aggregation Suggestion
  177.87.24.0/23       4777 2516 6762 52468 28338 + Announce - aggregate of 177.87.24.0/24 (4777 2516 6762 52468 28338) and 177.87.25.0/24 (4777 2516 6762 52468 28338)
  177.87.24.0/24       4777 2516 6762 52468 28338 - Withdrawn - aggregated with 177.87.25.0/24 (4777 2516 6762 52468 28338)
  177.87.25.0/24       4777 2516 6762 52468 28338 - Withdrawn - aggregated with 177.87.24.0/24 (4777 2516 6762 52468 28338)
  177.87.26.0/24       4777 2516 6762 52468 28338   
  189.45.0.0/20        4777 2516 6762 52468 28338   
  189.45.0.0/24        4777 2516 6762 52468 28338 - Withdrawn - matching aggregate 189.45.0.0/20 4777 2516 6762 52468 28338
  189.45.3.0/24        4777 2516 6762 52468 28338 - Withdrawn - matching aggregate 189.45.0.0/20 4777 2516 6762 52468 28338
  189.45.5.0/24        4777 2516 6762 52468 28338 - Withdrawn - matching aggregate 189.45.0.0/20 4777 2516 6762 52468 28338
  189.45.8.0/24        4777 2516 6762 52468 28338 - Withdrawn - matching aggregate 189.45.0.0/20 4777 2516 6762 52468 28338
  189.45.10.0/24       4777 2516 6762 52468 28338 - Withdrawn - matching aggregate 189.45.0.0/20 4777 2516 6762 52468 28338
  189.45.11.0/24       4777 2516 6762 52468 28338 - Withdrawn - matching aggregate 189.45.0.0/20 4777 2516 6762 52468 28338
  189.45.12.0/24       4777 2516 6762 52468 28338 - Withdrawn - matching aggregate 189.45.0.0/20 4777 2516 6762 52468 28338
  189.45.13.0/24       4777 2516 6762 52468 28338 - Withdrawn - matching aggregate 189.45.0.0/20 4777 2516 6762 52468 28338
  189.45.14.0/24       4777 2516 6762 52468 28338 - Withdrawn - matching aggregate 189.45.0.0/20 4777 2516 6762 52468 28338
  189.84.224.0/24      4777 2497 174 52468 28338   
  189.84.230.0/24      4777 2516 6762 61568 262773 266152 28338   
  189.84.233.0/24      4777 2497 174 61568 262773 266152 28338   
  189.84.235.0/24      4777 2497 174 61568 262773 266152 28338   
  189.84.236.0/24      4777 2516 6762 52468 52468 28338   

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

AS28338   17 More Specifics   18 Total Advertisements   AS28338 - UFINET BRASIL S.A., BR
    177.87.24.0/24                177.87.24.0/22
    177.87.25.0/24                177.87.24.0/22
    177.87.26.0/24                177.87.24.0/22
    189.45.0.0/24                 189.45.0.0/20
    189.45.3.0/24                 189.45.0.0/20
    189.45.5.0/24                 189.45.0.0/20
    189.45.8.0/24                 189.45.0.0/20
    189.45.10.0/24                189.45.0.0/20
    189.45.11.0/24                189.45.0.0/20
    189.45.12.0/24                189.45.0.0/20
    189.45.13.0/24                189.45.0.0/20
    189.45.14.0/24                189.45.0.0/20
    189.84.224.0/24               189.84.224.0/20
    189.84.230.0/24               189.84.224.0/20
    189.84.233.0/24               189.84.224.0/20
    189.84.235.0/24               189.84.224.0/20
    189.84.236.0/24               189.84.224.0/20
    189.84.232.0/24               189.84.224.0/20
    189.84.234.0/24               189.84.224.0/20
    189.84.239.0/24               189.84.224.0/20

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

    + 189.84.224.0/24             Announced
    - 189.84.232.0/24             Withdrawn
    - 189.84.234.0/24             Withdrawn
    - 189.84.239.0/24             Withdrawn

Whois Entry

whois: 402591

IANA has recorded AS28338 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28338\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.
             % 2026-06-05T06:30:04-03:00 - 2401:2000:6660::13
             
             aut-num:     AS28338
             owner:       UFINET BRASIL S.A.
             ownerid:     06.288.154/0001-07
             responsible: Juan Pablo Garay
             country:     BR
             owner-c:     JUPGA40
             routing-c:   HGABO
             abuse-c:     HGABO
             created:     20070815
             changed:     20260505
             inetnum:     189.45.0.0/20
             inetnum:     2804:74::/32
             inetnum:     177.87.24.0/22
             inetnum:     189.84.224.0/20
             
             nic-hdl-br:  JUPGA40
             person:      Juan Pablo Garay
             e-mail:      jpgaray@ufinet.com
             country:     BR
             created:     20251013
             changed:     20260107
             
             nic-hdl-br:  HGABO
             person:      Hector Gabriel Altafim Bogado
             e-mail:      haltafim@ufinet.com
             country:     BR
             created:     20220207
             changed:     20230309
             
             % 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.