Report for 271653

Name

AS271653 - Alcom Web Service 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.

271653 AS271653 - Alcom Web Service Ltda, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS52587         AS52587 - iFIBRA TELECOM, BR
    AS262812        AS262812 - K.H.D. SILVESTRI E CIA LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
21152 AS271653       ORIGIN  Originate:       3072 /20.42  Transit:          0 /0.00  AS271653 - Alcom Web Service 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       %
19672 AS271653      AS271653 - Alcom Web Service Ltda, BR              6      2      0      4      2  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  45.167.4.0/22        4608 7575 264409 52587 271653   
  186.227.132.0/22     4608 7575 264409 52587 271653   
  186.227.132.0/24     4777 2516 6762 16735 262812 271653   
  186.227.133.0/24     4608 7575 264409 52587 271653 - Withdrawn - matching aggregate 186.227.132.0/22 4608 7575 264409 52587 271653
  186.227.134.0/24     4608 7575 264409 52587 271653 - Withdrawn - matching aggregate 186.227.132.0/22 4608 7575 264409 52587 271653
  186.227.135.0/24     4777 2516 6762 16735 262812 271653   

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

AS271653   4 More Specifics   6 Total Advertisements   AS271653 - Alcom Web Service Ltda, BR
    186.227.132.0/24              186.227.132.0/22
    186.227.133.0/24              186.227.132.0/22
    186.227.134.0/24              186.227.132.0/22
    186.227.135.0/24              186.227.132.0/22

Whois Entry

whois: 402591

IANA has recorded AS271653 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS271653\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.
             % 2026-06-05T08:02:01-03:00 - 2401:2000:6660::13
             
             aut-num:     AS271653
             owner:       Alcom Web Service Ltda
             ownerid:     13.143.977/0001-00
             responsible: Fernando Novaes da Silva
             country:     BR
             owner-c:     FENOV40
             routing-c:   FENOV40
             abuse-c:     FENOV40
             created:     20210301
             changed:     20210301
             inetnum:     2804:7ee4::/32
             inetnum:     186.227.132.0/22
             inetnum:     45.167.4.0/22
             
             nic-hdl-br:  FENOV40
             person:      Fernando Novaes
             e-mail:      fernando@wawfibra.com.br
             country:     BR
             created:     20200709
             changed:     20241210
             
             % 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.