Report for 266743

Name

AS266743 - GEO S.A., 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.

266743 AS266743 - GEO S.A., AR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS11664         AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
27439 AS266743       ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  AS266743 - GEO S.A., 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       %
11482 AS266743      AS266743 - GEO S.A., AR                            5      4      0      1      4  80.00%


  Prefix               AS Path                              Aggregation Suggestion
  45.230.204.0/22      4777 2516 6762 11664 266743   
  45.230.204.0/24      4777 2516 6762 11664 266743 - Withdrawn - matching aggregate 45.230.204.0/22 4777 2516 6762 11664 266743
  45.230.205.0/24      4777 2516 6762 11664 266743 - Withdrawn - matching aggregate 45.230.204.0/22 4777 2516 6762 11664 266743
  45.230.206.0/24      4777 2516 6762 11664 266743 - Withdrawn - matching aggregate 45.230.204.0/22 4777 2516 6762 11664 266743
  45.230.207.0/24      4777 2516 6762 11664 266743 - Withdrawn - matching aggregate 45.230.204.0/22 4777 2516 6762 11664 266743

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

AS266743   4 More Specifics   5 Total Advertisements   AS266743 - GEO S.A., AR
    45.230.204.0/24               45.230.204.0/22
    45.230.205.0/24               45.230.204.0/22
    45.230.206.0/24               45.230.204.0/22
    45.230.207.0/24               45.230.204.0/22

Whois Entry

whois: 402613

IANA has recorded AS266743 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS266743\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.
             %  2026-06-12 02:34:17 (-03 -03:00)
             
             aut-num:     AS266743
             owner:       GEO S.A.
             ownerid:     AR-GESA30-LACNIC
             responsible: Marcelo Gareis
             address:     Garcia Merou 127, (entre Vedia y Santa Maria de Oro), , 
             address:     3500 - Resistencia - 
             country:     AR
             phone:       +54 362 3624581100
             owner-c:     GEC26
             routing-c:   GEC26
             abuse-c:     GEC26
             created:     20180228
             changed:     20180301
             
             nic-hdl:     GEC26
             person:      Geo Conexiones
             e-mail:      marcelog7@ivanz.org
             address:     Garcia Merou, 127, Entre Vedia y Santa Maria de Oro
             address:     3500 - Resistencia - 
             country:     AR
             phone:       +54  3624581100 [0000]
             created:     20161014
             changed:     20211224
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.