Report for 204431

Name

opensolution - OPEN SOLUTION S.R.L., IT

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.

204431 OPENSOLUTION, IT

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3269          ASN-IBSNAZ, IT

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
46630 AS204431       ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  OPENSOLUTION, IT

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       %
27270 AS204431      OPENSOLUTION, IT                                   3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  185.249.16.0/24      7018 6762 3269 204431   
  185.249.18.0/23      7018 6762 3269 204431 + Announce - aggregate of 185.249.18.0/24 (7018 6762 3269 204431) and 185.249.19.0/24 (7018 6762 3269 204431)
  185.249.18.0/24      7018 6762 3269 204431 - Withdrawn - aggregated with 185.249.19.0/24 (7018 6762 3269 204431)
  185.249.19.0/24      7018 6762 3269 204431 - Withdrawn - aggregated with 185.249.18.0/24 (7018 6762 3269 204431)

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

AS204431   3 More Specifics   3 Total Advertisements   OPENSOLUTION, IT
    185.249.16.0/24               185.249.16.0/22
    185.249.18.0/24               185.249.16.0/22
    185.249.19.0/24               185.249.16.0/22

Whois Entry

whois: 402590

IANA has recorded AS204431 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS204431\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 'AS204431'
             
             % Abuse contact for 'AS204431' is 'abuse@opensolution.it'
             
             aut-num:        AS204431
             as-name:        opensolution
             org:            ORG-OSS34-RIPE
             import:         from AS15589 accept ANY
             export:         to AS15589 announce AS204431
             import:         from AS12874 accept ANY
             export:         to AS12874 announce AS204431
             admin-c:        DP14317-RIPE
             tech-c:         DP14317-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         it-opensolution-1-mnt
             created:        2018-03-13T09:56:11Z
             last-modified:  2018-09-04T12:11:38Z
             source:         RIPE
             
             organisation:   ORG-OSS34-RIPE
             org-name:       OPEN SOLUTION S.R.L.
             country:        IT
             reg-nr:         01885230563
             org-type:       LIR
             address:        Strada Cassia Nord km 86,3
             address:        01100
             address:        Viterbo
             address:        ITALY
             phone:          +390761309683
             fax-no:         +390761253641
             admin-c:        DP14317-RIPE
             admin-c:        DP14318-RIPE
             tech-c:         DP14317-RIPE
             tech-c:         DP14318-RIPE
             abuse-c:        AR45461-RIPE
             mnt-ref:        it-opensolution-1-mnt
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         it-opensolution-1-mnt
             created:        2018-03-12T08:37:26Z
             last-modified:  2026-05-13T07:38:55Z
             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)