Report for 57533

Name

DELTICOM-AG - DELTICOM AG, DE

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.

57533 DELTICOM-AG - DELTICOM AG, DE

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS8220          COLT - COLT Technology Services Group Limited, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
65057 AS57533        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  DELTICOM-AG - DELTICOM AG, DE

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       %
49542 AS57533       DELTICOM-AG - DELTICOM AG, DE                      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  91.231.97.0/24       4777 2516 8220 57533   

Whois Entry

whois: 402591

IANA has recorded AS57533 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS57533\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 'AS57370 - AS57973'
             
             as-block:       AS57370 - AS57973
             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:        2025-04-24T14:15:44Z
             last-modified:  2025-04-24T14:15:44Z
             source:         RIPE
             
             % Information related to 'AS57533'
             
             % Abuse contact for 'AS57533' is 'abuse@colt.net'
             
             aut-num:        AS57533
             as-name:        DELTICOM-AG
             org:            ORG-DA344-RIPE
             import:         from AS8220 accept ANY
             import:         from AS15743 accept ANY
             export:         to AS8220 announce AS57533
             export:         to AS15743 announce AS57533
             admin-c:        TS4314-RIPE
             tech-c:         TS4314-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         DE-COLT-MNT
             created:        2011-11-23T10:23:04Z
             last-modified:  2018-09-04T11:07:12Z
             source:         RIPE # Filtered
             sponsoring-org: ORG-CI9-RIPE
             
             organisation:   ORG-DA344-RIPE
             org-name:       DELTICOM AG
             country:        DE
             reg-nr:         District court Hannover HRB 58026
             org-type:       OTHER
             address:        HANNOVER, GERMANY
             abuse-c:        AR28719-RIPE
             mnt-ref:        DE-COLT-MNT
             mnt-by:         DE-COLT-MNT
             created:        2011-09-12T04:23:33Z
             last-modified:  2026-05-13T05:14:49Z
             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 (DEXTER)