Report for 27993

Name

Universidad Nacional del Litoral, 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.

27993 Universidad Nacional del Litoral, AR

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS4270          Red de Interconexion Universitaria, AR
    AS7303          Telecom Argentina S.A., AR
    AS11664         Techtel LMDS Comunicaciones Interactivas S.A., AR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10770 AS27993        ORIGIN  Originate:       9216 /18.83  Transit:          0 /0.00  Universidad Nacional del Litoral, 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       %
16429 AS27993       Universidad Nacional del Litoral, AR               8      2      0      6      2  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  170.210.8.0/21       4777 2497 3356 4270 4270 27993 27993 27993 27993 27993 27993 27993 27993 27993   
  170.210.36.0/22      4777 2497 3356 4270 4270 27993 27993 27993 27993 27993 27993 27993 27993 27993   
  190.122.240.0/20     4777 2516 6762 11664 27993 27993 27993 27993 27993   
  190.122.248.0/24     4777 2516 6762 11664 27993 27993 27993 27993 27993 - Withdrawn - matching aggregate 190.122.240.0/20 4777 2516 6762 11664 27993 27993 27993 27993 27993
  190.122.249.0/24     4777 2516 1299 12956 22927 7303 27993 27993 27993 27993 27993   
  190.122.250.0/24     4777 2497 3356 4270 4270 27993 27993 27993 27993 27993 27993 27993 27993 27993   
  190.122.251.0/24     4777 2516 6762 11664 27993 27993 27993 27993 27993 - Withdrawn - matching aggregate 190.122.240.0/20 4777 2516 6762 11664 27993 27993 27993 27993 27993
  190.122.252.0/22     4777 2516 1299 12956 22927 7303 27993 27993 27993 27993 27993   

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

AS27993   7 More Specifics   8 Total Advertisements   Universidad Nacional del Litoral, AR
    170.210.8.0/21                170.210.0.0/16
    170.210.36.0/22               170.210.0.0/16
    190.122.248.0/24              190.122.240.0/20
    190.122.249.0/24              190.122.240.0/20
    190.122.250.0/24              190.122.240.0/20
    190.122.251.0/24              190.122.240.0/20
    190.122.252.0/22              190.122.240.0/20

Whois Entry

whois: 402332

IANA has recorded AS27993 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27993\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.
             %  2026-04-01 12:56:58 (-03 -03:00)
             
             aut-num:     AS27993
             owner:       Universidad Nacional del Litoral
             ownerid:     AR-UNLI1-LACNIC
             responsible: José Luis del Barco
             address:     Pje. Martínez, 2652, -
             address:     S3002AAB - Santa Fe - SF
             country:     AR
             phone:       +54  3423424587800 [1182]
             owner-c:     JLB5
             routing-c:   JLB5
             abuse-c:     JLB5
             created:     20080829
             changed:     20080829
             
             nic-hdl:     JLB5
             person:      José Luis del Barco
             e-mail:      jdeba@unl.edu.ar
             address:     Pje. Rudecindo Martínez, 2652, -
             address:     S3002AAB - Santa Fe - SF
             country:     AR
             phone:       +54  3424587800 [1182]
             created:     20080712
             changed:     20221124
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.