Report for 271397

Name

AS271397 - Anderson Barreto da Cruz, 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.

271397 AS271397 - Anderson Barreto da Cruz, BR

  Adjacency:     3  Upstream:     2  Downstream:     1
  Upstream Adjacent AS list
    AS271063        AS271063 - GF WEB TELECOM, BR
    AS52872         AS52872 - VOANET Telecomunicacoes Ltda., BR
  Downstream Adjacent AS list
    AS271063        AS271063 - GF WEB TELECOM, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
31938 AS271397       ORG+TRN Originate:       1536 /21.42  Transit:        256 /24.00 AS271397 - Anderson Barreto da Cruz, 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       %
19893 AS271397      AS271397 - Anderson Barreto da Cruz, BR            4      2      0      2      2  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  177.71.108.0/23      4777 2497 3356 28186 271063 271063 271063 271397   
  177.71.110.0/23      4777 2497 3356 52872 271397 271397 271397   
  177.71.110.0/24      4777 2497 3356 52872 271397 271397 271397 - Withdrawn - matching aggregate 177.71.110.0/23 4777 2497 3356 52872 271397 271397 271397
  177.71.111.0/24      4777 2497 3356 52872 271397 271397 271397 - Withdrawn - matching aggregate 177.71.110.0/23 4777 2497 3356 52872 271397 271397 271397

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

AS271397   4 More Specifics   4 Total Advertisements   AS271397 - Anderson Barreto da Cruz, BR
    177.71.108.0/23               177.71.108.0/22
    177.71.110.0/23               177.71.108.0/22
    177.71.110.0/24               177.71.108.0/22
    177.71.111.0/24               177.71.108.0/22

Whois Entry

whois: 402625

IANA has recorded AS271397 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS271397\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.
             % 2026-06-14T11:52:42-03:00 - 2401:2000:6660::13
             
             aut-num:     AS271397
             owner:       Anderson Barreto da Cruz
             ownerid:     30.598.255/0001-69
             responsible: Anderson Barreto da Cruz
             country:     BR
             owner-c:     ANBCR38
             routing-c:   ANBCR38
             abuse-c:     ANBCR38
             created:     20200930
             changed:     20200930
             inetnum:     2804:7ae0::/32
             inetnum:     177.71.108.0/22
             
             nic-hdl-br:  ANBCR38
             person:      Anderson Barreto da Cruz
             e-mail:      anderson.b.cruz@hotmail.com
             country:     BR
             created:     20200818
             changed:     20250321
             
             % 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.