Report for 263541

Name

AS263541 - IMF NETWORK DATA LTDA - ME, 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.

263541 IMF NETWORK DATA LTDA - ME, BR

  Adjacency:     8  Upstream:     2  Downstream:     6
  Upstream Adjacent AS list
    AS6939          HURRICANE, US
    AS28329         Megatelecom Telecomunicacoes Ltda, BR
  Downstream Adjacent AS list
    AS262352        NOVA TELECOM LTDA, BR
    AS270398        CALCONTEC TEL.ECOMUNICACOES E INFORMATICA LTDA, BR
    AS265273        FUNDACAO DE ENS. EURIPIDES SOARES DA ROCHA, BR
    AS263335        Alternativa Telecom, BR
    AS269038        IDX DATA CENTERS & IT SERVICES S.A., BR
    AS262518        TRAY TECNOLOGIA EM E-COMMERCE LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
20710 AS263541       ORG+TRN Originate:       3072 /20.42  Transit:       3328 /20.30 IMF NETWORK DATA LTDA - ME, 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       %
14596 AS263541      IMF NETWORK DATA LTDA - ME, BR                     5      4      1      2      3  60.00%


  Prefix               AS Path                              Aggregation Suggestion
  191.5.164.0/22       6939 263541            
  191.5.164.0/23       6939 263541          - Withdrawn - matching aggregate 191.5.164.0/22 6939 263541
  191.5.166.0/23       6939 263541          - Withdrawn - matching aggregate 191.5.164.0/22 6939 263541
  191.241.20.0/22      6939 263541          + Announce - aggregate of 191.241.20.0/23 (6939 263541) and 191.241.22.0/23 (6939 263541)
  191.241.20.0/23      6939 263541          - Withdrawn - aggregated with 191.241.22.0/23 (6939 263541)
  191.241.22.0/23      6939 263541          - Withdrawn - aggregated with 191.241.20.0/23 (6939 263541)

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

AS263541   7 More Specifics   8 Total Advertisements   IMF NETWORK DATA LTDA - ME, BR
    191.5.164.0/23                191.5.164.0/22
    191.5.166.0/23                191.5.164.0/22
    191.241.20.0/23               191.241.20.0/22
    191.241.20.0/24               191.241.20.0/22
    191.241.21.0/24               191.241.20.0/22
    191.241.22.0/23               191.241.20.0/22
    191.241.23.0/24               191.241.20.0/22

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 191.241.20.0/24             Announced
    + 191.241.21.0/24             Announced
    + 191.241.23.0/24             Announced

Whois Entry

whois: 402603

IANA has recorded AS263541 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263541\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.
             % 2026-06-10T11:32:01-03:00 - 2401:2000:6660::13
             
             aut-num:     AS263541
             owner:       IMF NETWORK DATA LTDA - ME
             ownerid:     13.981.383/0001-78
             responsible: IVAN MONTANARI FRANCISCHI
             country:     BR
             owner-c:     IMF23
             routing-c:   IMF23
             abuse-c:     RAPBA70
             created:     20140127
             changed:     20210614
             inetnum:     191.5.164.0/22
             inetnum:     2804:1398::/32
             inetnum:     191.241.20.0/22
             
             nic-hdl-br:  IMF23
             person:      IVAN MONTANARI FRANCISCHINI
             e-mail:      noc@imfnetwork.com.br
             country:     BR
             created:     20020926
             changed:     20260406
             
             nic-hdl-br:  RAPBA70
             person:      RAFAEL PEREIRA BARBOZA
             e-mail:      rafael@imfnetwork.com.br
             country:     BR
             created:     20161209
             changed:     20231030
             
             % 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.