Report for 28399

Name

BTU COMUNICACION SA DE CV, MX

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.

28399 BTU COMUNICACION SA DE CV, MX

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS11172         Alestra, S. de R.L. de C.V., MX
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS22908         Sixsigma Networks Mexico, S.A. de C.V., MX

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
30176 AS28399        ORIGIN  Originate:       1536 /21.42  Transit:          0 /0.00  BTU COMUNICACION SA DE CV, MX

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       %
21500 AS28399       BTU COMUNICACION SA DE CV, MX                      6      2      1      5      1  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  38.65.133.0/24       4777 2516 174 28399    
  200.33.20.0/24       4777 2516 174 11172 11172 11172 28399   
  201.131.20.0/24      4608 7575 2914 32098 22908 22908 22908 22908 22908 22908 22908 28399   
  201.131.21.0/24      4777 2497 174 28399    
  201.131.22.0/23      4777 2497 174 28399  + Announce - aggregate of 201.131.22.0/24 (4777 2497 174 28399) and 201.131.23.0/24 (4777 2497 174 28399)
  201.131.22.0/24      4777 2497 174 28399  - Withdrawn - aggregated with 201.131.23.0/24 (4777 2497 174 28399)
  201.131.23.0/24      4777 2497 174 28399  - Withdrawn - aggregated with 201.131.22.0/24 (4777 2497 174 28399)

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

AS28399   5 More Specifics   6 Total Advertisements   BTU COMUNICACION SA DE CV, MX
    38.65.133.0/24                38.0.0.0/8
    201.131.20.0/24               201.131.20.0/22
    201.131.21.0/24               201.131.20.0/22
    201.131.22.0/24               201.131.20.0/22
    201.131.23.0/24               201.131.20.0/22

Whois Entry

whois: 402332

IANA has recorded AS28399 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28399\n             % IP Client: 2401:2000:6660::13
              
             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
             
             % LACNIC resource: whois.lacnic.net
             
             
             % Copyright LACNIC lacnic.net
             %  The data below is provided for information purposes
             %  and to assist persons in obtaining information about or
             %  related to AS and IP numbers registrations
             %  By submitting a whois query, you agree to use this data
             %  only for lawful purposes.
             %  2026-05-01 15:30:18 (-03 -03:00)
             
             aut-num:     AS28399
             owner:       BTU COMUNICACION SA DE CV
             ownerid:     MX-BCSC-LACNIC
             responsible: LUIS ALFREDO BAJOS VALVERDE
             address:     CRISTOBAL COLON, 13, COSTA AZUL
             address:     39850 - ACAPULCO - GR
             country:     MX
             phone:       +52 744 4690230
             owner-c:     LUB6
             routing-c:   LUB6
             abuse-c:     LUB6
             created:     20121116
             changed:     20121116
             
             nic-hdl:     LUB6
             person:      Luis Alfredo Bajos Valverde
             e-mail:      lbajos@btu.com.mx
             address:     Cristobal Colon, 13, Costa Azul
             address:     39850 - Acapulco - GR
             country:     MX
             phone:       +52 744 4690230
             created:     20090218
             changed:     20210716
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.