Report for 266356

Name

AS266356 - PRONTO FIBRA LTDA, 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.

266356 PRONTO FIBRA LTDA, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS8167          V tal, BR
    AS267613        ELETRONET S.A., BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14955 AS266356       ORIGIN  Originate:       5376 /19.61  Transit:          0 /0.00  PRONTO FIBRA LTDA, 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       %
28578 AS266356      PRONTO FIBRA LTDA, BR                              6      2      1      5      1  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  45.234.136.0/22      6939 267613 266356     
  45.234.139.0/24      22652 52320 8167 266356   
  170.239.224.0/22     22652 267613 266356    
  170.239.224.0/22     6939 267613 266356   + Announce - aggregate of 170.239.224.0/23 (6939 267613 266356) and 170.239.226.0/23 (6939 267613 266356)
  170.239.224.0/23     6939 267613 266356   - Withdrawn - aggregated with 170.239.226.0/23 (6939 267613 266356)
  170.239.226.0/23     6939 267613 266356   - Withdrawn - aggregated with 170.239.224.0/23 (6939 267613 266356)
  187.121.224.0/21     6939 267613 266356     

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

AS266356   8 More Specifics   9 Total Advertisements   PRONTO FIBRA LTDA, BR
    170.239.224.0/23              170.239.224.0/22
    170.239.224.0/24              170.239.224.0/22
    170.239.225.0/24              170.239.224.0/22
    170.239.226.0/23              170.239.224.0/22
    170.239.226.0/24              170.239.224.0/22
    170.239.227.0/24              170.239.224.0/22
    177.53.230.0/24               177.53.224.0/21
    177.53.231.0/24               177.53.224.0/21
    45.234.136.0/23               45.234.136.0/22
    45.234.136.0/24               45.234.136.0/22
    45.234.137.0/24               45.234.136.0/22
    45.234.138.0/23               45.234.136.0/22
    45.234.138.0/24               45.234.136.0/22
    45.234.139.0/24               45.234.136.0/22

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 170.239.224.0/24            Announced
    + 170.239.226.0/24            Announced
    + 170.239.227.0/24            Announced
    + 177.53.230.0/24             Announced
    + 177.53.231.0/24             Announced
    - 45.234.136.0/22             Withdrawn
    - 45.234.136.0/23             Withdrawn
    - 45.234.136.0/24             Withdrawn
    - 45.234.137.0/24             Withdrawn
    - 45.234.138.0/23             Withdrawn
    - 45.234.138.0/24             Withdrawn
    - 45.234.139.0/24             Withdrawn

Whois Entry

whois: 402590

IANA has recorded AS266356 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS266356\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.
             % 2026-06-04T13:58:19-03:00 - 2401:2000:6660::13
             
             aut-num:     AS266356
             owner:       PRONTO FIBRA LTDA
             ownerid:     24.404.615/0001-41
             responsible: Helio Ferraz da Silva
             country:     BR
             owner-c:     HEFSL2
             routing-c:   HEFSL2
             abuse-c:     PRFIB
             created:     20161110
             changed:     20190703
             inetnum:     170.239.224.0/22
             inetnum:     2804:3690::/32
             inetnum:     45.234.136.0/22
             inetnum:     187.121.224.0/21
             
             nic-hdl-br:  HEFSL2
             person:      HELIO FERRAZ DA SLVA
             e-mail:      noc@prontofibra.com.br
             country:     BR
             created:     20160507
             changed:     20240712
             
             nic-hdl-br:  PRFIB
             person:      Pronto Fibra
             e-mail:      noc@prontofibra.com.br
             country:     BR
             created:     20170807
             changed:     20190703
             
             % 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.