Report for 28218

Name

AS28218 - Tv Cabo de Presidente Venceslau S/S Ltda. EPP, 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.

28218 AS28218 - Tv Cabo de Presidente Venceslau S/S Ltda. EPP, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS264013        AS264013 - CONNECTA TELECOM INTERNET LTDA - EPP, BR
    AS271253        AS271253 - LINK BRASIL TELECOMUNICACOES LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8420  AS28218        ORIGIN  Originate:      14336 /18.19  Transit:          0 /0.00  AS28218 - Tv Cabo de Presidente Venceslau S/S Ltda. EPP, 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       %
 2872 AS28218       AS28218 - Tv Cabo de Presidente Venceslau S/S     27     20      1      8     19  70.37%


  Prefix               AS Path                              Aggregation Suggestion
  186.219.64.0/24      4777 2516 6762 271253 264013 28218   
  186.219.65.0/24      4777 2516 6762 271253 28218   
  186.219.66.0/23      4777 2516 6762 271253 28218   
  186.219.66.0/24      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.66.0/23 4777 2516 6762 271253 28218
  186.219.68.0/22      4777 2516 6762 271253 28218   
  186.219.70.0/23      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.68.0/22 4777 2516 6762 271253 28218
  186.219.72.0/21      4777 2516 6762 271253 28218   
  186.219.72.0/22      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  186.219.72.0/23      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  186.219.72.0/24      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  186.219.73.0/24      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  186.219.74.0/23      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  186.219.74.0/24      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  186.219.75.0/24      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  186.219.76.0/22      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  186.219.76.0/23      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  186.219.78.0/23      4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 186.219.72.0/21 4777 2516 6762 271253 28218
  189.124.0.0/21       4777 2516 6762 271253 28218 + Announce - aggregate of 189.124.0.0/22 (4777 2516 6762 271253 28218) and 189.124.4.0/22 (4777 2516 6762 271253 28218)
  189.124.0.0/23       4777 2516 6762 271253 28218 - Withdrawn - aggregated with 189.124.2.0/23 (4777 2516 6762 271253 28218)
  189.124.0.0/24       4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 189.124.0.0/23 4777 2516 6762 271253 28218
  189.124.2.0/23       4777 2516 6762 271253 28218 - Withdrawn - aggregated with 189.124.0.0/23 (4777 2516 6762 271253 28218)
  189.124.4.0/24       4777 2516 6762 271253 28218 - Withdrawn - aggregated with 189.124.5.0/24 (4777 2516 6762 271253 28218)
  189.124.5.0/24       4777 2516 6762 271253 28218 - Withdrawn - aggregated with 189.124.4.0/24 (4777 2516 6762 271253 28218)
  189.124.6.0/23       4777 2516 6762 271253 28218 - Withdrawn - aggregated with 189.124.4.0/23 (4777 2516 6762 271253 28218)
  189.124.7.0/24       4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 189.124.6.0/23 4777 2516 6762 271253 28218
  189.124.8.0/22       4777 2516 6762 271253 28218   
  189.124.8.0/23       4777 2516 6762 271253 28218 - Withdrawn - matching aggregate 189.124.8.0/22 4777 2516 6762 271253 28218
  189.124.12.0/24      4777 2516 6762 271253 264013 28218   

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

AS28218   25 More Specifics   27 Total Advertisements   AS28218 - Tv Cabo de Presidente Venceslau S/S Ltda. EPP, BR
    186.219.64.0/24               186.219.64.0/20
    186.219.65.0/24               186.219.64.0/20
    186.219.66.0/23               186.219.64.0/20
    186.219.66.0/24               186.219.64.0/20
    186.219.68.0/22               186.219.64.0/20
    186.219.70.0/23               186.219.64.0/20
    186.219.72.0/21               186.219.64.0/20
    186.219.72.0/22               186.219.64.0/20
    186.219.72.0/23               186.219.64.0/20
    186.219.72.0/24               186.219.64.0/20
    186.219.73.0/24               186.219.64.0/20
    186.219.74.0/23               186.219.64.0/20
    186.219.74.0/24               186.219.64.0/20
    186.219.75.0/24               186.219.64.0/20
    186.219.76.0/22               186.219.64.0/20
    186.219.76.0/23               186.219.64.0/20
    186.219.78.0/23               186.219.64.0/20
    189.124.0.0/23                189.124.0.0/21
    189.124.0.0/24                189.124.0.0/21
    189.124.2.0/23                189.124.0.0/21
    189.124.4.0/24                189.124.0.0/21
    189.124.5.0/24                189.124.0.0/21
    189.124.6.0/23                189.124.0.0/21
    189.124.7.0/24                189.124.0.0/21
    189.124.8.0/23                189.124.8.0/22

Whois Entry

whois: 402603

IANA has recorded AS28218 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28218\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.
             % 2026-06-10T18:48:12-03:00 - 2401:2000:6660::13
             
             aut-num:     AS28218
             owner:       Tv Cabo de Presidente Venceslau S/S Ltda. EPP
             ownerid:     53.308.540/0001-01
             responsible: Albino Antonio Ferreira
             country:     BR
             owner-c:     AAF444
             routing-c:   AAF444
             abuse-c:     AAF444
             created:     20080605
             changed:     20130306
             inetnum:     186.219.64.0/20
             inetnum:     2804:428::/32
             inetnum:     189.124.12.0/24
             inetnum:     189.124.8.0/22
             inetnum:     189.124.0.0/21
             
             nic-hdl-br:  AAF444
             person:      Albino Antonio Ferreira
             e-mail:      simone@tcvnet.com.br
             country:     BR
             created:     20040730
             changed:     20230412
             
             % 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.