Report for 262474

Name

ALTERNA TELECOMUNICACOES E CONECTIVIDADE 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.

262474 ALTERNA TELECOMUNICACOES E CONECTIVIDADE LTDA EPP, BR

  Adjacency:    11  Upstream:     2  Downstream:     9
  Upstream Adjacent AS list
    AS53013         UFINET BRASIL S.A., BR
    AS263009        FORTE TELECOM LTDA., BR
  Downstream Adjacent AS list
    AS52797         ISH Tecnologia SA, BR
    AS268219        SDG TELECOM E SERVICOS LTDA - ME, BR
    AS266523        M V F TELECOM E SERVICOS LTDA, BR
    AS272535        VIXNET TELECOM SERVICOS DE COMUNICACAO LTDA, BR
    AS271052        NUV Brasil, BR
    AS52946         RADIUM NET INTERNET PROVEDOR LTDA ME, BR
    AS273478        Sage Networks, BR
    AS268508        BONZONE TELECOM LTDA, BR
    AS266553        MEGA NETWORK TELECOM LTDA - ME, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
15419 AS262474       ORG+TRN Originate:       5120 /19.68  Transit:       9728 /18.75 ALTERNA TELECOMUNICACOES E CONECTIVIDADE 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       %
28249 AS262474      ALTERNA TELECOMUNICACOES E CONECTIVIDADE LTDA      4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  38.137.184.0/21      4777 2497 3356 263009 262474 262474 262474   
  177.53.168.0/21      4777 2497 3356 263009 262474 262474 262474 + Announce - aggregate of 177.53.168.0/22 (4777 2497 3356 263009 262474 262474 262474) and 177.53.172.0/22 (4777 2497 3356 263009 262474 262474 262474)
  177.53.168.0/22      4777 2497 3356 263009 262474 262474 262474 - Withdrawn - aggregated with 177.53.172.0/22 (4777 2497 3356 263009 262474 262474 262474)
  177.53.172.0/22      4777 2497 3356 263009 262474 262474 262474 - Withdrawn - aggregated with 177.53.168.0/22 (4777 2497 3356 263009 262474 262474 262474)
  177.154.20.0/22      4777 2497 3356 263009 262474 262474 262474   

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

AS262474   1 More Specifics   4 Total Advertisements   ALTERNA TELECOMUNICACOES E CONECTIVIDADE LTDA EPP, BR
    38.137.184.0/21               38.0.0.0/8

Whois Entry

whois: 402332

IANA has recorded AS262474 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS262474\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.
             % 2026-04-01T08:34:13-03:00 - 2401:2000:6660::13
             
             aut-num:     AS262474
             owner:       ALTERNA TELECOMUNICACOES E CONECTIVIDADE LTDA EPP
             ownerid:     01.213.772/0001-74
             responsible: Juliano Nascimento
             country:     BR
             owner-c:     ALTCO19
             routing-c:   ALTCO19
             abuse-c:     ALTCO19
             created:     20110524
             changed:     20130306
             inetnum:     177.53.168.0/22
             inetnum:     2804:4dc::/32
             inetnum:     177.53.172.0/22
             inetnum:     177.154.20.0/22
             
             nic-hdl-br:  ALTCO19
             person:      ALTERNA TELECOMUNICA��ES E CONECTIVIDADE
             e-mail:      registro@alterna.com.br
             country:     BR
             created:     20110421
             changed:     20230403
             
             % 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.