Report for 27655

Name

AS27655 - YPF 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.

27655 AS27655 - YPF S.A., AR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS22927         AS22927 - Telefonica de Argentina, AR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
60598 AS27655        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  AS27655 - YPF 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       %
37946 AS27655       AS27655 - YPF S.A., AR                             1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  200.1.118.0/24       4608 7575 1299 12956 10834 22927 27655   

Whois Entry

whois: 402617

IANA has recorded AS27655 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27655\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
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             %  related to AS and IP numbers registrations
             %  By submitting a whois query, you agree to use this data
             %  only for lawful purposes.
             %  2026-06-13 09:54:00 (-03 -03:00)
             
             aut-num:     AS27655
             owner:       YPF S.A.
             ownerid:     AR-YPSA1-LACNIC
             responsible: Nicolás Luna
             address:     Macacha Guemes, 515, -
             address:     C1106BKK - Buenos Aires - 
             country:     AR
             phone:       +54  1154412000 [0000]
             owner-c:     ARR
             routing-c:   ARR
             abuse-c:     ARR
             created:     20030812
             changed:     20030812
             
             nic-hdl:     ARR
             person:      Mariano Sierra
             e-mail:      mariano.sierra@ypf.com
             address:     Macacha Guemes, 515, 5to Piso
             address:     C1106BKK - Buenos Aires - CABA
             country:     AR
             phone:       +54  1138111509 [0000]
             created:     20021212
             changed:     20260428
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.