Report for 271699

Name

AS271699 - CALLFRAN 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.

271699 AS271699 - CALLFRAN TELECOM LTDA, BR

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS270864        AS270864 - NORMA LUCIA DA SILVA ME, BR
    AS269595        AS269595 - VGRNET INFORMATICA LTDA, BR
    AS263880        AS263880 - WANTEL TECNOLOGIA LTDA.  EPP, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
43159 AS271699       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  AS271699 - CALLFRAN 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       %
29056 AS271699      AS271699 - CALLFRAN TELECOM LTDA, BR               4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  45.228.36.0/23       4777 6939 264409 263880 263880 263880 271699 + Announce - aggregate of 45.228.36.0/24 (4777 6939 264409 263880 263880 263880 271699) and 45.228.37.0/24 (4777 6939 264409 263880 263880 263880 271699)
  45.228.36.0/24       4777 6939 264409 263880 263880 263880 271699 - Withdrawn - aggregated with 45.228.37.0/24 (4777 6939 264409 263880 263880 263880 271699)
  45.228.37.0/24       4777 6939 264409 263880 263880 263880 271699 - Withdrawn - aggregated with 45.228.36.0/24 (4777 6939 264409 263880 263880 263880 271699)
  45.228.38.0/24       4777 2497 3356 52995 52995 269595 271699   
  45.228.39.0/24       4777 2497 3356 262468 263292 263292 268069 270864 271699   

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

AS271699   4 More Specifics   4 Total Advertisements   AS271699 - CALLFRAN TELECOM LTDA, BR
    45.228.36.0/24                45.228.36.0/22
    45.228.37.0/24                45.228.36.0/22
    45.228.38.0/24                45.228.36.0/22
    45.228.39.0/24                45.228.36.0/22

Whois Entry

whois: 402591

IANA has recorded AS271699 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS271699\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.
             % 2026-06-05T05:26:06-03:00 - 2401:2000:6660::13
             
             aut-num:     AS271699
             owner:       CALLFRAN TELECOM LTDA
             ownerid:     12.565.609/0001-97
             responsible: ANTONIO CLAUDIO DA SILVA BEZERRA
             country:     BR
             owner-c:     ACSBE23
             routing-c:   ACSBE23
             abuse-c:     ACSBE23
             created:     20210412
             changed:     20210412
             inetnum:     2804:7fa0::/32
             inetnum:     45.228.36.0/22
             
             nic-hdl-br:  ACSBE23
             person:      ANTONIO CLAUDIO DA SILVA BEZERRA
             e-mail:      provedorcallfraninfonet@gmail.com
             country:     BR
             created:     20161227
             changed:     20250703
             
             % 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.