Report for 263236

Name

AS263236 - Itelsa, 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.

263236 AS263236 - Itelsa, AR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS52361         AS52361 - ARSAT - Empresa Argentina de Soluciones Satelitales S.A., AR
    AS52444         AS52444 - Pogliotti & Pogliotti Construcciones S.A., AR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9265  AS263236       ORIGIN  Originate:      12288 /18.42  Transit:          0 /0.00  AS263236 - Itelsa, 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       %
11241 AS263236      AS263236 - Itelsa, AR                             12      6      2      8      4  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  66.128.32.0/20       4777 2516 3356 52444 263236   
  66.128.32.0/21       4777 2497 3356 52444 263236   
  66.128.32.0/21       4777 2516 3356 52444 263236 + Announce - aggregate of 66.128.32.0/22 (4777 2516 3356 52444 263236) and 66.128.36.0/22 (4777 2516 3356 52444 263236)
  66.128.32.0/23       4777 2516 3356 52444 263236 - Withdrawn - aggregated with 66.128.34.0/23 (4777 2516 3356 52444 263236)
  66.128.34.0/23       4777 2516 3356 52444 263236 - Withdrawn - aggregated with 66.128.32.0/23 (4777 2516 3356 52444 263236)
  66.128.36.0/23       4777 2516 3356 52444 263236 - Withdrawn - aggregated with 66.128.38.0/23 (4777 2516 3356 52444 263236)
  66.128.38.0/23       4777 2516 3356 52444 263236 - Withdrawn - aggregated with 66.128.36.0/23 (4777 2516 3356 52444 263236)
  66.128.40.0/21       4777 2497 3356 52444 263236   
  66.128.40.0/22       4777 2516 3356 52444 263236 + Announce - aggregate of 66.128.40.0/23 (4777 2516 3356 52444 263236) and 66.128.42.0/23 (4777 2516 3356 52444 263236)
  66.128.40.0/23       4777 2516 3356 52444 263236 - Withdrawn - aggregated with 66.128.42.0/23 (4777 2516 3356 52444 263236)
  66.128.42.0/23       4777 2516 3356 52444 263236 - Withdrawn - aggregated with 66.128.40.0/23 (4777 2516 3356 52444 263236)
  66.128.44.0/23       4777 2516 3356 52444 263236   
  66.128.46.0/24       4608 7575 7195 52361 263236   
  66.128.47.0/24       4777 2516 3356 52444 263236   

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

AS263236   11 More Specifics   12 Total Advertisements   AS263236 - Itelsa, AR
    66.128.32.0/21                66.128.32.0/20
    66.128.32.0/23                66.128.32.0/20
    66.128.34.0/23                66.128.32.0/20
    66.128.36.0/23                66.128.32.0/20
    66.128.38.0/23                66.128.32.0/20
    66.128.40.0/21                66.128.32.0/20
    66.128.40.0/23                66.128.32.0/20
    66.128.42.0/23                66.128.32.0/20
    66.128.44.0/23                66.128.32.0/20
    66.128.46.0/24                66.128.32.0/20
    66.128.47.0/24                66.128.32.0/20

Whois Entry

whois: 402628

IANA has recorded AS263236 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263236\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.
             %  2026-06-15 19:32:04 (-03 -03:00)
             
             aut-num:     AS263236
             owner:       Itelsa
             ownerid:     AR-ITEL-LACNIC
             responsible: Gustavo Martino
             address:     Entre Ríos, 2710, -
             address:     3228 - Chajarí - Entre Rios
             country:     AR
             phone:       +54  03456424141 [0000]
             owner-c:     ITS6
             routing-c:   ITS6
             abuse-c:     ITS6
             created:     20140522
             changed:     20140522
             
             nic-hdl:     ITS6
             person:      ITEL s.a.
             e-mail:      carloscaceres@itel.com.ar
             address:     Entre Ríos, 2710, 
             address:     3228 - Chajarí - ER
             country:     AR
             phone:       +54 3456 424141
             created:     20130215
             changed:     20230626
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.