Report for 28506

Name

Sistemas de Communicacion GM S.A. de C.V., 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.

28506 Sistemas de Communicacion GM S.A. de C.V., MX

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS11172         Alestra, S. de R.L. de C.V., MX
    AS23520         LIBERTY-NETWORKS - Columbus Networks USA, Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14302 AS28506        ORIGIN  Originate:       5632 /19.54  Transit:          0 /0.00  Sistemas de Communicacion GM S.A. de C.V., 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       %
 9878 AS28506       Sistemas de Communicacion GM S.A. de C.V., MX     22      6      2     18      4  18.18%


  Prefix               AS Path                              Aggregation Suggestion
  148.243.37.0/24      4777 2516 1299 11172 28506 28506   
  148.245.248.0/24     4777 2516 1299 11172 28506   
  187.176.185.0/24     4777 2516 1299 11172 28506   
  200.34.66.0/24       4777 2516 1299 11172 28506   
  200.34.141.0/24      4777 2516 6830 23520 28506 28506 28506 28506 28506 28506   
  200.78.138.0/24      4777 2516 174 11172 28506 28506   
  200.78.168.0/24      4777 2516 1299 11172 28506   
  201.139.252.0/23     4777 2516 1299 11172 28506 + Announce - aggregate of 201.139.252.0/24 (4777 2516 1299 11172 28506) and 201.139.253.0/24 (4777 2516 1299 11172 28506)
  201.139.252.0/24     4777 2516 1299 11172 28506 - Withdrawn - aggregated with 201.139.253.0/24 (4777 2516 1299 11172 28506)
  201.139.253.0/24     4777 2516 1299 11172 28506 - Withdrawn - aggregated with 201.139.252.0/24 (4777 2516 1299 11172 28506)
  201.139.254.0/24     4777 2516 174 11172 28506 28506 28506 28506   
  201.139.255.0/24     4777 2497 1299 28502 11172 28506 28506 28506 28506   
  201.140.180.0/22     4777 2516 1299 11172 28506 + Announce - aggregate of 201.140.180.0/23 (4777 2516 1299 11172 28506) and 201.140.182.0/23 (4777 2516 1299 11172 28506)
  201.140.180.0/24     4777 2516 1299 11172 28506 - Withdrawn - aggregated with 201.140.181.0/24 (4777 2516 1299 11172 28506)
  201.140.181.0/24     4777 2516 1299 11172 28506 - Withdrawn - aggregated with 201.140.180.0/24 (4777 2516 1299 11172 28506)
  201.140.182.0/24     4777 2516 1299 11172 28506 - Withdrawn - aggregated with 201.140.183.0/24 (4777 2516 1299 11172 28506)
  201.140.183.0/24     4777 2516 1299 11172 28506 - Withdrawn - aggregated with 201.140.182.0/24 (4777 2516 1299 11172 28506)
  201.140.184.0/24     4777 2516 174 11172 28506 28506   
  201.140.185.0/24     4777 2516 1299 11172 28506   
  201.140.186.0/24     4777 2516 1299 11172 28506 28506   
  201.140.187.0/24     4777 2516 1299 11172 28506   
  201.140.188.0/24     4777 2516 174 11172 28506 28506   
  201.140.189.0/24     4777 2516 1299 11172 28506   
  201.140.190.0/24     4777 2516 174 11172 28506 28506   

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

AS28506   21 More Specifics   22 Total Advertisements   Sistemas de Communicacion GM S.A. de C.V., MX
    148.243.37.0/24               148.243.0.0/16
    148.245.248.0/24              148.245.0.0/16
    187.176.185.0/24              187.176.0.0/15
    200.34.66.0/24                200.34.64.0/19
    200.78.138.0/24               200.78.128.0/17
    200.78.168.0/24               200.78.128.0/17
    201.139.252.0/24              201.139.224.0/19
    201.139.253.0/24              201.139.224.0/19
    201.139.254.0/24              201.139.224.0/19
    201.139.255.0/24              201.139.224.0/19
    201.140.180.0/24              201.140.160.0/19
    201.140.181.0/24              201.140.160.0/19
    201.140.182.0/24              201.140.160.0/19
    201.140.183.0/24              201.140.160.0/19
    201.140.184.0/24              201.140.160.0/19
    201.140.185.0/24              201.140.160.0/19
    201.140.186.0/24              201.140.160.0/19
    201.140.187.0/24              201.140.160.0/19
    201.140.188.0/24              201.140.160.0/19
    201.140.189.0/24              201.140.160.0/19
    201.140.190.0/24              201.140.160.0/19

Whois Entry

whois: 402332

IANA has recorded AS28506 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28506\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.
             %  2026-05-07 00:13:16 (-03 -03:00)
             
             aut-num:     AS28506
             owner:       Sistemas de Communicacion GM S.A. de C.V.
             ownerid:     MX-SCGS1-LACNIC
             responsible: Jose Alfredo Martinez de Jesus
             address:     Carr.Bonfil Cancun aeropuerto, SM308, Mz4, Lt 8
             address:     77560 - Cancun - QR
             country:     MX
             phone:       +52 998 2872005
             owner-c:     JAJ10
             routing-c:   SEP4
             abuse-c:     SEP4
             created:     20050411
             changed:     20050411
             
             nic-hdl:     JAJ10
             person:      Jose Alfredo Martinez de Jesus
             e-mail:      jose.martinez@gtel.net.mx
             address:     Carr.Bonfil Cancun aeropuerto, Mz4, Lt 8 SM308
             address:     77560 - Cancun - QR
             country:     MX
             phone:       +52 998 2872005 [2005]
             created:     20090731
             changed:     20091124
             
             nic-hdl:     SEP4
             person:      Sebastian Peschko
             e-mail:      speschko@btel.com.mx
             address:     Carr Cun-Aeropuerto, Colosio Km 9.5, Col. Bonfil, SM308, Mz.1, Lote8
             address:     77530 - Cancun - QR
             country:     MX
             phone:       +52 998 8821029 [na]
             created:     20041129
             changed:     20041129
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.