Report for 263548

Name

AS263548 - portal provedor de comunicacoes 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 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.

263548 AS263548 - portal provedor de comunicacoes ltda, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS28283         AS28283 - Adylnet Telecom, BR
    AS273595        AS273595 - Lastnet Telecom, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16061 AS263548       ORIGIN  Originate:       4608 /19.83  Transit:          0 /0.00  AS263548 - portal provedor de comunicacoes 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       %
18876 AS263548      AS263548 - portal provedor de comunicacoes lt     10      3      1      8      2  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  191.6.64.0/23        4777 2497 3356 273595 263548   
  191.6.66.0/23        4777 2516 3356 273595 263548   
  191.6.68.0/23        4777 2516 3356 273595 263548   
  191.6.70.0/23        4777 2497 3356 273595 263548   
  191.6.72.0/22        4777 2497 3356 273595 263548 + Announce - aggregate of 191.6.72.0/23 (4777 2497 3356 273595 263548) and 191.6.74.0/23 (4777 2497 3356 273595 263548)
  191.6.72.0/23        4777 2497 3356 273595 263548 - Withdrawn - aggregated with 191.6.74.0/23 (4777 2497 3356 273595 263548)
  191.6.74.0/23        4777 2497 3356 273595 263548 - Withdrawn - aggregated with 191.6.72.0/23 (4777 2497 3356 273595 263548)
  191.6.76.0/23        4777 2497 3356 273595 263548   
  191.6.78.0/23        4608 7575 7195 28283 263548   
  191.6.78.0/24        4608 7575 7195 28283 263548 - Withdrawn - matching aggregate 191.6.78.0/23 4608 7575 7195 28283 263548
  191.6.79.0/24        4777 2516 3356 273595 263548   

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

AS263548   10 More Specifics   10 Total Advertisements   AS263548 - portal provedor de comunicacoes ltda, BR
    191.6.64.0/23                 191.6.64.0/20
    191.6.66.0/23                 191.6.64.0/20
    191.6.68.0/23                 191.6.64.0/20
    191.6.70.0/23                 191.6.64.0/20
    191.6.72.0/23                 191.6.64.0/20
    191.6.74.0/23                 191.6.64.0/20
    191.6.76.0/23                 191.6.64.0/20
    191.6.78.0/23                 191.6.64.0/20
    191.6.78.0/24                 191.6.64.0/20
    191.6.79.0/24                 191.6.64.0/20

Whois Entry

whois: 402625

IANA has recorded AS263548 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263548\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.
             % 2026-06-14T18:50:12-03:00 - 2401:2000:6660::13
             
             aut-num:     AS263548
             owner:       portal provedor de comunica��es ltda
             ownerid:     09.449.388/0001-87
             responsible: VOLMIR COSTACURTA
             country:     BR
             owner-c:     VOCOS3
             routing-c:   VOCOS3
             abuse-c:     VOCOS3
             created:     20140131
             changed:     20140131
             inetnum:     191.6.64.0/20
             inetnum:     2804:13b8::/32
             
             nic-hdl-br:  VOCOS3
             person:      volmir costacurta
             e-mail:      noc@portalcom.net.br
             country:     BR
             created:     20110508
             changed:     20250723
             
             % 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.