Report for 271922

Name

AS271922 - LEIRIA HUGO LEANDRO (GEO FIBER), 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.

271922 AS271922 - LEIRIA HUGO LEANDRO (GEO FIBER), 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
17971 AS271922       ORIGIN  Originate:       4096 /20.00  Transit:          0 /0.00  AS271922 - LEIRIA HUGO LEANDRO (GEO FIBER), 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       %
 5210 AS271922      AS271922 - LEIRIA HUGO LEANDRO (GEO FIBER), A     13     12      2      3     10  76.92%


  Prefix               AS Path                              Aggregation Suggestion
  38.210.56.0/22       4608 7575 1299 12956 22927 271922 + Announce - aggregate of 38.210.56.0/23 (4608 7575 1299 12956 22927 271922) and 38.210.58.0/23 (4608 7575 1299 12956 22927 271922)
  38.210.56.0/24       4608 7575 1299 12956 22927 271922 - Withdrawn - aggregated with 38.210.57.0/24 (4608 7575 1299 12956 22927 271922)
  38.210.57.0/24       4608 7575 1299 12956 22927 271922 - Withdrawn - aggregated with 38.210.56.0/24 (4608 7575 1299 12956 22927 271922)
  38.210.58.0/24       4608 7575 1299 12956 22927 271922 - Withdrawn - aggregated with 38.210.59.0/24 (4608 7575 1299 12956 22927 271922)
  38.210.59.0/24       4608 7575 1299 12956 22927 271922 - Withdrawn - aggregated with 38.210.58.0/24 (4608 7575 1299 12956 22927 271922)
  38.254.116.0/22      4608 7575 1299 12956 22927 271922   
  38.254.116.0/24      4608 7575 1299 12956 22927 271922 - Withdrawn - matching aggregate 38.254.116.0/22 4608 7575 1299 12956 22927 271922
  38.254.117.0/24      4608 7575 1299 12956 22927 271922 - Withdrawn - matching aggregate 38.254.116.0/22 4608 7575 1299 12956 22927 271922
  38.254.118.0/24      4608 7575 1299 12956 22927 271922 - Withdrawn - matching aggregate 38.254.116.0/22 4608 7575 1299 12956 22927 271922
  38.254.119.0/24      4608 7575 1299 12956 22927 271922 - Withdrawn - matching aggregate 38.254.116.0/22 4608 7575 1299 12956 22927 271922
  179.63.52.0/22       4608 7575 1299 12956 22927 271922 + Announce - aggregate of 179.63.52.0/23 (4608 7575 1299 12956 22927 271922) and 179.63.54.0/23 (4608 7575 1299 12956 22927 271922)
  179.63.52.0/24       4608 7575 1299 12956 22927 271922 - Withdrawn - aggregated with 179.63.53.0/24 (4608 7575 1299 12956 22927 271922)
  179.63.53.0/24       4608 7575 1299 12956 22927 271922 - Withdrawn - aggregated with 179.63.52.0/24 (4608 7575 1299 12956 22927 271922)
  179.63.54.0/24       4608 7575 1299 12956 22927 271922 - Withdrawn - aggregated with 179.63.55.0/24 (4608 7575 1299 12956 22927 271922)
  179.63.55.0/24       4608 7575 1299 12956 22927 271922 - Withdrawn - aggregated with 179.63.54.0/24 (4608 7575 1299 12956 22927 271922)

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

AS271922   13 More Specifics   13 Total Advertisements   AS271922 - LEIRIA HUGO LEANDRO (GEO FIBER), AR
    38.210.56.0/24                38.0.0.0/8
    38.210.57.0/24                38.0.0.0/8
    38.210.58.0/24                38.0.0.0/8
    38.210.59.0/24                38.0.0.0/8
    38.254.116.0/22               38.0.0.0/8
    38.254.116.0/24               38.0.0.0/8
    38.254.117.0/24               38.0.0.0/8
    38.254.118.0/24               38.0.0.0/8
    38.254.119.0/24               38.0.0.0/8
    179.63.52.0/24                179.63.52.0/22
    179.63.53.0/24                179.63.52.0/22
    179.63.54.0/24                179.63.52.0/22
    179.63.55.0/24                179.63.52.0/22

Whois Entry

whois: 402617

IANA has recorded AS271922 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS271922\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 10:06:05 (-03 -03:00)
             
             aut-num:     AS271922
             owner:       LEIRIA HUGO LEANDRO (GEO FIBER)
             ownerid:     AR-GEFI1-LACNIC
             responsible: Fabián Ignacio Aguilera
             address:     Av Libertador Oeste, 5149, -
             address:     5400 - Rivadavia - San Juan
             country:     AR
             phone:       +54  2644741687 [0000]
             owner-c:     HLL11
             routing-c:   HLL11
             abuse-c:     HLL11
             created:     20210616
             changed:     20210616
             
             nic-hdl:     HLL11
             person:      Hugo Leandro Leiria
             e-mail:      faguilera@geofiber.com.ar
             address:     Mendoza Sur, 5452, Barrio Rawson
             address:      - Rawson - San Juan
             country:     AR
             phone:       +54  2644741687
             created:     20201113
             changed:     20230106
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.