Report for 266427

Name

AS266427 - CINTIA AUXILIADORA DE ALCANTARA BARBOSA - 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 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.

266427 AS266427 - CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS263432        AS263432 - CORPORATIVA TELECOMUNICACOES EIRELI ME, BR
    AS28202         AS28202 - MASTER S/A, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
20720 AS266427       ORIGIN  Originate:       3072 /20.42  Transit:          0 /0.00  AS266427 - CINTIA AUXILIADORA DE ALCANTARA BARBOSA - 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       %
11378 AS266427      AS266427 - CINTIA AUXILIADORA DE ALCANTARA BA      7      4      0      3      4  57.14%


  Prefix               AS Path                              Aggregation Suggestion
  170.81.148.0/22      4777 6939 52320 28202 266427   
  170.81.148.0/23      4777 6939 52320 28202 266427 - Withdrawn - matching aggregate 170.81.148.0/22 4777 6939 52320 28202 266427
  170.81.148.0/24      4777 2516 6762 22381 263432 266427   
  170.81.149.0/24      4777 6939 52320 28202 266427 - Withdrawn - matching aggregate 170.81.148.0/22 4777 6939 52320 28202 266427
  170.81.150.0/23      4777 6939 52320 28202 266427 - Withdrawn - matching aggregate 170.81.148.0/22 4777 6939 52320 28202 266427
  170.81.150.0/24      4777 2516 6762 22381 263432 266427   
  170.81.151.0/24      4777 6939 52320 28202 266427 - Withdrawn - matching aggregate 170.81.148.0/22 4777 6939 52320 28202 266427

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

AS266427   6 More Specifics   7 Total Advertisements   AS266427 - CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME, BR
    170.81.148.0/23               170.81.148.0/22
    170.81.148.0/24               170.81.148.0/22
    170.81.149.0/24               170.81.148.0/22
    170.81.150.0/23               170.81.148.0/22
    170.81.150.0/24               170.81.148.0/22
    170.81.151.0/24               170.81.148.0/22

Whois Entry

whois: 402551

IANA has recorded AS266427 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS266427\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.
             % 2026-05-28T18:54:02-03:00 - 2401:2000:6660::13
             
             aut-num:     AS266427
             owner:       CINTIA AUXILIADORA DE ALCANTARA BARBOSA - ME
             ownerid:     10.968.981/0001-19
             responsible: Marcelo Roberto Dias
             country:     BR
             owner-c:     CAABA217
             routing-c:   CAABA217
             abuse-c:     CAABA489
             created:     20161215
             changed:     20230615
             inetnum:     170.81.148.0/22
             inetnum:     2804:37ac::/32
             as-in:       from AS266427 200 accept ANY
             as-out:      to AS266427 announce AS262760
             as-out:      to AS266427 announce AS28306
             as-out:      to AS266427 announce AS10429
             
             nic-hdl-br:  CAABA217
             person:      Cintia Auxiliadora de Alcantara Barbosa
             e-mail:      comercial@mitelecom.net.br
             country:     BR
             created:     20160727
             changed:     20251010
             
             nic-hdl-br:  CAABA489
             person:      CINTIA AUXILIADORA DE ALCANTARA BARBOSA
             e-mail:      noc@mitelecom.net.br
             country:     BR
             created:     20230614
             changed:     20230614
             
             % 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.