Report for 27971

Name

AS27971 - Alberto Oscar Genovese, AR

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.

27971 AS27971 - Alberto Oscar Genovese, AR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS7303          AS7303 - Telecom Argentina S.A., AR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14586 AS27971        ORIGIN  Originate:       5376 /19.61  Transit:          0 /0.00  AS27971 - Alberto Oscar Genovese, AR

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       %
21929 AS27971       AS27971 - Alberto Oscar Genovese, AR               4      1      0      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  186.5.176.0/21       4608 7575 1299 12956 22927 7303 27971   
  186.5.180.0/24       4608 7575 1299 12956 22927 7303 27971 - Withdrawn - matching aggregate 186.5.176.0/21 4608 7575 1299 12956 22927 7303 27971
  186.5.188.0/22       4608 1221 4637 12956 22927 7303 27971   
  200.63.112.0/21      4608 7575 1299 12956 22927 7303 27971   

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

AS27971   1 More Specifics   4 Total Advertisements   AS27971 - Alberto Oscar Genovese, AR
    186.5.180.0/24                186.5.176.0/21
    186.5.178.0/24                186.5.176.0/21
    200.63.112.0/24               200.63.112.0/21
    200.63.115.0/24               200.63.112.0/21
    200.63.118.0/24               200.63.112.0/21

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 186.5.178.0/24              Withdrawn
    - 200.63.112.0/24             Withdrawn
    - 200.63.115.0/24             Withdrawn
    - 200.63.118.0/24             Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS27971 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27971\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.
             %  2026-06-08 23:54:00 (-03 -03:00)
             
             aut-num:     AS27971
             owner:       Alberto Oscar Genovese
             ownerid:     AR-AOGE-LACNIC
             responsible: Alberto Oscar Genovese
             address:     Rivadavia, 1180, 
             address:     S3060AYO - Tostado - SF
             country:     AR
             phone:       +54 3491 470501
             owner-c:     ASW
             routing-c:   ASW
             abuse-c:     ASW
             created:     20080521
             changed:     20080522
             
             nic-hdl:     ASW
             person:      Ariel Sebastian Weher
             e-mail:      ariel@weher.net
             address:     Santiago, 1423, -
             address:     2000 - Rosario - Santa Fe
             country:     AR
             phone:       +54  93415699005 [0000]
             created:     20070727
             changed:     20251023
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.