Report for 27988

Name

AS27988 - Servicios y Telecomunicaciones 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.

27988 AS27988 - Servicios y Telecomunicaciones S.A., AR

  Adjacency:    25  Upstream:     5  Downstream:    20
  Upstream Adjacent AS list
    AS7195          AS7195 - EDGEUNO S.A.S, CO
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS7049          AS7049 - Silica Networks Argentina S.A., AR
    AS6057          AS6057 - Administracion Nacional de Telecomunicaciones, UY
    AS6762          SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT
  Downstream Adjacent AS list
    AS263777        AS263777 - COOPERATIVA TELEFONICA Y OSPA DE TOSTADO LDA., AR
    AS265708        AS265708 - WARI.NET COMUNICACIONES S.R.L, AR
    AS264857        AS264857 - LE FAVI DANIEL OSVALDO, AR
    AS28037         AS28037 - Alpha 2000 Soluciones Infomaticas SRL, AR
    AS273096        AS273096 - INSAURRALDE CLAUDIO OSCAR, AR
    AS271949        AS271949 - AX INTERNET SA, AR
    AS271784        AS271784 - ACCESS AIR SOCIEDAD SIMPLE, AR
    AS264797        AS264797 - Cablenet S.A., AR
    AS264809        AS264809 - Cristian Cayetano Ortiz (MEGANETSLP), AR
    AS263715        AS263715 - EMPRESA DE SERVICIOS Y APLICACIONES TECNOLOGICAS SRL, AR
    AS265763        AS265763 - Interret Villa Angela SRL, AR
    AS265835        AS265835 - GODOY LUIS ALBERTO, AR
    AS273088        AS273088 - SIGOT ALEXIS RAUL (SPEED INTERNET), AR
    AS27983         AS27983 - Red Intercable Digital S.A., AR
    AS64104         AS64104 - CABASE Camara Arg de Base de Datos y Serv en Linea, AR
    AS52580         AS52580 - Azion Technologies Ltda., BR
    AS267801        AS267801 - MUNICIPALIDAD DE SAN SALVADOR DE JUJUY, AR
    AS267766        AS267766 - CONNFLEX SRL, AR
    AS265715        AS265715 - LLAMADAIP S.R.L., AR
    AS265702        AS265702 - AZUL NETWORKS S.R.L, AR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
13121 AS27988        ORG+TRN Originate:       6656 /19.30  Transit:      31744 /17.05 AS27988 - Servicios y Telecomunicaciones 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       %
12520 AS27988       AS27988 - Servicios y Telecomunicaciones S.A.     15      4      1     12      3  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  189.90.228.0/23      4777 2516 6762 27988 27988 27988 27988 27988 27988 27988 27988 27988 27988 27988 27988 27988   
  190.122.80.0/21      4777 2516 6762 27988 + Announce - aggregate of 190.122.80.0/22 (4777 2516 6762 27988) and 190.122.84.0/22 (4777 2516 6762 27988)
  190.122.80.0/23      4777 2516 6762 27988 - Withdrawn - aggregated with 190.122.82.0/23 (4777 2516 6762 27988)
  190.122.81.0/24      4608 7575 7195 7049 27988 27988 27988 27988 27988 27988 27988   
  190.122.82.0/23      4777 2516 6762 27988 - Withdrawn - aggregated with 190.122.80.0/23 (4777 2516 6762 27988)
  190.122.84.0/23      4777 2516 6762 27988 - Withdrawn - aggregated with 190.122.86.0/23 (4777 2516 6762 27988)
  190.122.86.0/23      4777 2516 6762 27988 - Withdrawn - aggregated with 190.122.84.0/23 (4777 2516 6762 27988)
  190.122.88.0/23      4777 2497 6057 27988 27988 27988 27988 27988 27988 27988 27988 27988 27988   
  190.122.92.0/23      4777 2497 6057 27988 27988 27988 27988   
  190.122.95.0/24      4608 7575 6057 27988 27988 27988 27988   
  198.12.36.0/23       4777 2497 6057 27988   
  198.12.38.0/24       4608 7575 7195 7049 27988 27988 27988 27988 27988 27988 27988 27988 27988 27988   
  200.55.240.0/23      4777 2516 6762 27988   
  200.55.243.0/24      4777 2516 6762 27988 27988 27988 27988 27988 27988 27988   
  200.55.244.0/23      4777 2516 6762 27988 27988 27988 27988 27988 27988 27988   
  200.55.246.0/23      4777 2516 6762 27988   

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

AS27988   15 More Specifics   15 Total Advertisements   AS27988 - Servicios y Telecomunicaciones S.A., AR
    189.90.228.0/23               189.90.228.0/22
    190.122.80.0/23               190.122.80.0/20
    190.122.81.0/24               190.122.80.0/20
    190.122.82.0/23               190.122.80.0/20
    190.122.84.0/23               190.122.80.0/20
    190.122.86.0/23               190.122.80.0/20
    190.122.88.0/23               190.122.80.0/20
    190.122.92.0/23               190.122.80.0/20
    190.122.95.0/24               190.122.80.0/20
    198.12.36.0/23                198.12.36.0/22
    198.12.38.0/24                198.12.36.0/22
    200.55.240.0/23               200.55.240.0/21
    200.55.243.0/24               200.55.240.0/21
    200.55.244.0/23               200.55.240.0/21
    200.55.246.0/23               200.55.240.0/21

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 190.122.95.0/24             Announced

Whois Entry

whois: 402609

IANA has recorded AS27988 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27988\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.
             %  2026-06-11 03:39:48 (-03 -03:00)
             
             aut-num:     AS27988
             owner:       Servicios y Telecomunicaciones S.A.
             ownerid:     AR-SYTS-LACNIC
             responsible: Ariel N. Graizer
             address:     suipacha, 128, 2do.
             address:     1008 - Buenos Aires - BA
             country:     AR
             phone:       +54  1141381800 [0000]
             owner-c:     SOS28
             routing-c:   ANG7
             abuse-c:     ANG7
             created:     20080811
             changed:     20230815
             inetnum:     2803:8d00::/32
             inetnum:     190.122.80.0/20
             inetnum:     200.55.240.0/21
             
             nic-hdl:     SOS28
             person:      Soporte SyT
             e-mail:      soporte@syt.net
             address:     Suipacha, 128, 2do C
             address:     1008 - Buenos Aires - 
             country:     AR
             phone:       +54  1141381800 [3]
             created:     20160520
             changed:     20220222
             
             nic-hdl:     ANG7
             person:      Ariel Norberto Graizer
             e-mail:      agraizer@syt.net
             address:     Suipacha, 128, 2do. c
             address:     1008 - Buenos Aires - 
             country:     AR
             phone:       +54  1141381800 [0000]
             created:     20050629
             changed:     20260526
             
             % whois.lacnic.net accepts only direct match queries.
             % Types of queries are: POCs, ownerid, CIDR blocks, IP
             % and AS numbers.