Report for 205341

Name

sedesistemas - SEDE SISTEMAS Y COMUNICACIONES S.L., ES

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.

205341 SEDESISTEMAS, ES

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS202766        AS-CODINET, ES
    AS8903          AS8903 Lyntia Networks. Peering AS., ES

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
20544 AS205341       ORIGIN  Originate:       3072 /20.42  Transit:          0 /0.00  SEDESISTEMAS, ES

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       %
14307 AS205341      SEDESISTEMAS, ES                                   6      4      1      3      3  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  45.140.160.0/22      3257 8903 205341       
  185.221.8.0/22       6939 202766 205341     
  185.221.8.0/22       3257 8903 205341     + Announce - aggregate of 185.221.8.0/23 (3257 8903 205341) and 185.221.10.0/23 (3257 8903 205341)
  185.221.8.0/24       3257 8903 205341     - Withdrawn - aggregated with 185.221.9.0/24 (3257 8903 205341)
  185.221.9.0/24       3257 8903 205341     - Withdrawn - aggregated with 185.221.8.0/24 (3257 8903 205341)
  185.221.10.0/24      3257 8903 205341     - Withdrawn - aggregated with 185.221.11.0/24 (3257 8903 205341)
  185.221.11.0/24      3257 8903 205341     - Withdrawn - aggregated with 185.221.10.0/24 (3257 8903 205341)

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

AS205341   8 More Specifics   10 Total Advertisements   SEDESISTEMAS, ES
    45.140.160.0/24               45.140.160.0/22
    45.140.161.0/24               45.140.160.0/22
    45.140.162.0/24               45.140.160.0/22
    45.140.163.0/24               45.140.160.0/22
    185.221.8.0/24                185.221.8.0/22
    185.221.9.0/24                185.221.8.0/22
    185.221.10.0/24               185.221.8.0/22
    185.221.11.0/24               185.221.8.0/22

Whois Entry

whois: 402551

IANA has recorded AS205341 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS205341\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             % Note: this output has been filtered.
             
             % Information related to 'AS203940 - AS205662'
             
             as-block:       AS203940 - AS205662
             descr:          RIPE NCC ASN block
             remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
             mnt-by:         RIPE-NCC-HM-MNT
             created:        2026-03-05T15:29:31Z
             last-modified:  2026-03-05T15:29:31Z
             source:         RIPE
             
             % Information related to 'AS205341'
             
             % Abuse contact for 'AS205341' is 'pmartinez@sedesc.es'
             
             aut-num:        AS205341
             as-name:        sedesistemas
             org:            ORG-SSYC3-RIPE
             import:         from AS12715 accept ANY
             export:         to AS12715 announce AS205341
             import:         from AS174 accept ANY
             export:         to AS174 announce AS205341
             import:         from AS202766 accept ANY
             export:         to AS202766 announce AS205341
             admin-c:        FM18488-RIPE
             tech-c:         JMV136-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         es-sedesc-1-mnt
             created:        2017-09-18T16:32:46Z
             last-modified:  2020-12-09T19:11:51Z
             source:         RIPE
             
             organisation:   ORG-SSYC3-RIPE
             org-name:       SEDE SISTEMAS Y COMUNICACIONES S.L.
             country:        ES
             reg-nr:         B54457197
             org-type:       LIR
             address:        Calle Almansa, 62
             address:        03206
             address:        Elche
             address:        SPAIN
             phone:          +34 965430752
             admin-c:        FM18488-RIPE
             tech-c:         JMV136-RIPE
             abuse-c:        AR43064-RIPE
             mnt-ref:        es-sedesc-1-mnt
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         es-sedesc-1-mnt
             created:        2017-09-13T13:10:59Z
             last-modified:  2026-05-13T07:07:51Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)