Report for 263248

Name

AS263248 - GCI SERVICE PROVIDER S.A., CR

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 AS6447) 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.

263248 GCI SERVICE PROVIDER S.A., CR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS23520         LIBERTY-NETWORKS, US
    AS174           COGENT-174, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
27226 AS263248       ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  GCI SERVICE PROVIDER S.A., CR

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       %
11427 AS263248      GCI SERVICE PROVIDER S.A., CR                      8      6      2      4      4  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  170.84.108.0/23      3303 23520 263248 263248 263248 + Announce - aggregate of 170.84.108.0/24 (3303 23520 263248 263248 263248) and 170.84.109.0/24 (3303 23520 263248 263248 263248)
  170.84.108.0/24      3303 23520 263248 263248 263248 - Withdrawn - aggregated with 170.84.109.0/24 (3303 23520 263248 263248 263248)
  170.84.109.0/24      3303 23520 263248 263248 263248 - Withdrawn - aggregated with 170.84.108.0/24 (3303 23520 263248 263248 263248)
  170.84.110.0/24      3303 23520 263248 263248 263248   
  170.84.111.0/24      2497 174 263248        
  200.192.236.0/22     3303 23520 263248 263248 263248 + Announce - aggregate of 200.192.236.0/23 (3303 23520 263248 263248 263248) and 200.192.238.0/23 (3303 23520 263248 263248 263248)
  200.192.236.0/24     3303 23520 263248 263248 263248 - Withdrawn - aggregated with 200.192.237.0/24 (3303 23520 263248 263248 263248)
  200.192.237.0/24     3303 23520 263248 263248 263248 - Withdrawn - aggregated with 200.192.236.0/24 (3303 23520 263248 263248 263248)
  200.192.238.0/24     3303 23520 263248 263248 263248 - Withdrawn - aggregated with 200.192.239.0/24 (3303 23520 263248 263248 263248)
  200.192.239.0/24     3303 23520 263248 263248 263248 - Withdrawn - aggregated with 200.192.238.0/24 (3303 23520 263248 263248 263248)

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

AS263248   8 More Specifics   8 Total Advertisements   GCI SERVICE PROVIDER S.A., CR
    170.84.108.0/24               170.84.108.0/22
    170.84.109.0/24               170.84.108.0/22
    170.84.110.0/24               170.84.108.0/22
    170.84.111.0/24               170.84.108.0/22
    200.192.236.0/24              200.192.236.0/22
    200.192.237.0/24              200.192.236.0/22
    200.192.238.0/24              200.192.236.0/22
    200.192.239.0/24              200.192.236.0/22

Whois Entry

whois: 402603

IANA has recorded AS263248 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263248\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.
             %  2026-06-10 13:20:01 (-03 -03:00)
             
             aut-num:     AS263248
             owner:       GCI SERVICE PROVIDER S.A.
             ownerid:     CR-GSPS-LACNIC
             responsible: Alejandro Leitón Quesada
             address:     La Ribera de Belén 75m Norte del Club Campestre Español, 506, -
             address:     -- - San Antonio de Belén - HE
             country:     CR
             phone:       +506  48001111 [0000]
             owner-c:     ALQ16
             routing-c:   ALQ16
             abuse-c:     ALQ16
             created:     20140612
             changed:     20180306
             
             nic-hdl:     ALQ16
             person:      Alejandro Leitón Quesada
             e-mail:      aleiton@gci.co.cr
             address:     La Rivera, 506, Club Campestre Español 75 norte
             address:     - - Belén - Heredia
             country:     CR
             phone:       +506  50688383885 [0000]
             created:     20180306
             changed:     20250307
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.