Report for 49305

Name

ALSYCON-BV - Alsycon B.V., NL

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.

49305 ALSYCON-BV - Alsycon B.V., NL

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS49870         AS49870-BV - Alsycon B.V., NL

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
36588 AS49305        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  ALSYCON-BV - Alsycon B.V., NL

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       %
46024 AS49305       ALSYCON-BV - Alsycon B.V., NL                      4      0      0      4      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  62.204.50.0/24       4777 2516 3257 49870 49305   
  94.247.136.0/24      4777 2516 3257 49870 49305   
  178.255.217.0/24     4777 2516 3257 49870 49305   
  185.228.251.0/24     4777 2516 3257 49870 49305   

Whois Entry

whois: 402603

IANA has recorded AS49305 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS49305\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 'AS47870 - AS49384'
             
             as-block:       AS47870 - AS49384
             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:        2025-07-09T08:51:07Z
             last-modified:  2025-07-09T08:51:07Z
             source:         RIPE
             
             % Information related to 'AS49305'
             
             % Abuse contact for 'AS49305' is 'abuse@as49870.net'
             
             aut-num:        AS49305
             as-name:        ALSYCON-BV
             org:            ORG-AB247-RIPE
             import:         from AS3257 accept ANY
             export:         to AS3257 announce AS-49870
             import:         from AS174 accept ANY
             export:         to AS174 announce AS-49870
             admin-c:        MB48002-RIPE
             tech-c:         MB48002-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         Alsycon-BV
             created:        2022-03-14T10:31:52Z
             last-modified:  2022-03-15T18:50:37Z
             source:         RIPE
             
             organisation:   ORG-AB247-RIPE
             org-name:       Alsycon B.V.
             country:        NL
             reg-nr:         74671960
             org-type:       LIR
             address:        Bruynvisweg 11
             address:        1531 AX
             address:        Wormer
             address:        NETHERLANDS
             phone:          +31224712026
             abuse-c:        ACRO31910-RIPE
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         Alsycon-BV
             mnt-ref:        Alsycon-BV
             mnt-ref:        SpectraIP
             mnt-ref:        MNT-HOSTUS
             created:        2019-05-13T14:08:46Z
             last-modified:  2026-05-13T07:40:24Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
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             % Access from your host has been temporarily denied.
             % For more information, see
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             % This query was served by the RIPE Database Query Service version 1.122.1 (ABERDEEN)