Report for 263925

Name

AS263925 - Acem Telecom 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.

263925 AS263925 - Acem Telecom Ltda, BR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS52770         AS52770 - Acem Telecom Ltda, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
31548 AS263925       ORIGIN  Originate:       1536 /21.42  Transit:          0 /0.00  AS263925 - Acem Telecom 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       %
18826 AS263925      AS263925 - Acem Telecom Ltda, BR                   3      2      0      1      2  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  138.219.104.0/22     4777 2497 3356 28146 52770 52770 52770 263925   
  138.219.105.0/24     4777 2497 3356 28146 52770 52770 52770 263925 - Withdrawn - matching aggregate 138.219.104.0/22 4777 2497 3356 28146 52770 52770 52770 263925
  138.219.107.0/24     4777 2497 3356 28146 52770 52770 52770 263925 - Withdrawn - matching aggregate 138.219.104.0/22 4777 2497 3356 28146 52770 52770 52770 263925

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

AS263925   2 More Specifics   3 Total Advertisements   AS263925 - Acem Telecom Ltda, BR
    138.219.105.0/24              138.219.104.0/22
    138.219.107.0/24              138.219.104.0/22

Whois Entry

whois: 402638

IANA has recorded AS263925 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263925\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.
             % 2026-06-18T10:00:02-03:00 - 2401:2000:6660::13
             
             aut-num:     AS263925
             owner:       Acem Telecom Ltda
             ownerid:     07.809.623/0001-59
             responsible: Cynthia Rossi Bitello
             country:     BR
             owner-c:     CYRBI
             routing-c:   NORTE3
             abuse-c:     GUFCA89
             created:     20150813
             changed:     20161010
             inetnum:     138.219.104.0/22
             inetnum:     2804:27d8::/32
             
             nic-hdl-br:  CYRBI
             person:      CYNTHIA ROSSI BITELLO
             e-mail:      cynthia@acem.net.br
             country:     BR
             created:     20190411
             changed:     20250417
             
             nic-hdl-br:  NORTE3
             person:      NOC REVO TELECOM
             e-mail:      noc@acem.net.br
             country:     BR
             created:     20151019
             changed:     20230512
             
             nic-hdl-br:  GUFCA89
             person:      Guilherme Freitas Castro
             e-mail:      guilherme@acem.net.br
             country:     BR
             created:     20150819
             changed:     20190603
             
             % 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.