Report for 208354

Name

ALFACOM - Alfa.Bit.Omega 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.

208354 ALFACOM, IT

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS12874         FASTWEB, IT
    AS174           COGENT-174, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
26968 AS208354       ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  ALFACOM, 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       %
14421 AS208354      ALFACOM, IT                                        5      4      1      2      3  60.00%


  Prefix               AS Path                              Aggregation Suggestion
  185.203.24.0/22      3257 174 208354        
  185.203.24.0/22      3303 12874 208354    + Announce - aggregate of 185.203.24.0/23 (3303 12874 208354) and 185.203.26.0/23 (3303 12874 208354)
  185.203.24.0/24      3303 12874 208354    - Withdrawn - aggregated with 185.203.25.0/24 (3303 12874 208354)
  185.203.25.0/24      3303 12874 208354    - Withdrawn - aggregated with 185.203.24.0/24 (3303 12874 208354)
  185.203.26.0/24      3303 12874 208354    - Withdrawn - aggregated with 185.203.27.0/24 (3303 12874 208354)
  185.203.27.0/24      3303 12874 208354    - Withdrawn - aggregated with 185.203.26.0/24 (3303 12874 208354)

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

AS208354   4 More Specifics   5 Total Advertisements   ALFACOM, IT
    185.203.24.0/24               185.203.24.0/22
    185.203.25.0/24               185.203.24.0/22
    185.203.26.0/24               185.203.24.0/22
    185.203.27.0/24               185.203.24.0/22

Whois Entry

whois: 402590

IANA has recorded AS208354 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS208354\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 'AS208189 - AS214345'
             
             as-block:       AS208189 - AS214345
             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:        2026-02-12T14:40:05Z
             last-modified:  2026-02-12T14:40:05Z
             source:         RIPE
             
             % Information related to 'AS208354'
             
             % Abuse contact for 'AS208354' is 'marco@lanzara.eu'
             
             aut-num:        AS208354
             as-name:        ALFACOM
             org:            ORG-ABOS2-RIPE
             import:         from AS24796 accept ANY
             export:         to AS24796 announce AS208354
             import:         from AS3269 accept ANY
             export:         to AS3269 announce AS208354
             import:         from AS61968 accept ANY
             export:         to AS61968 announce AS208354
             import:         from AS174 accept ANY
             export:         to AS174 announce AS208354
             admin-c:        MAL147-RIPE
             tech-c:         MAL147-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         it-alfacom-1-mnt
             created:        2022-02-18T12:32:04Z
             last-modified:  2025-08-06T08:36:47Z
             source:         RIPE
             
             organisation:   ORG-ABOS2-RIPE
             org-name:       Alfa.Bit.Omega S.R.L.
             country:        IT
             reg-nr:         02884930658
             org-type:       LIR
             address:        Via G.Petti, 21
             address:        84083
             address:        Castel San Giorgio
             address:        ITALY
             phone:          +390815162588
             admin-c:        MAL147-RIPE
             tech-c:         MAL147-RIPE
             abuse-c:        AR40345-RIPE
             mnt-ref:        it-alfacom-1-mnt
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         it-alfacom-1-mnt
             created:        2017-05-10T07:15:16Z
             last-modified:  2026-05-13T07:20:37Z
             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 (ABERDEEN)