Report for 42221

Name

ZURKUHL-AS - Zurkuhl GmbH, 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.

42221 ZURKUHL-AS - Zurkuhl GmbH, DE

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS24961         MYLOC-AS - WIIT AG, DE

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
36141 AS42221        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  ZURKUHL-AS - Zurkuhl GmbH, 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       %
12938 AS42221       ZURKUHL-AS - Zurkuhl GmbH, DE                      4      4      1      1      3  75.00%


  Prefix               AS Path                              Aggregation Suggestion
  185.87.0.0/22        4608 7575 3356 24961 42221 + Announce - aggregate of 185.87.0.0/23 (4608 7575 3356 24961 42221) and 185.87.2.0/23 (4608 7575 3356 24961 42221)
  185.87.0.0/24        4608 7575 3356 24961 42221 - Withdrawn - aggregated with 185.87.1.0/24 (4608 7575 3356 24961 42221)
  185.87.1.0/24        4608 7575 3356 24961 42221 - Withdrawn - aggregated with 185.87.0.0/24 (4608 7575 3356 24961 42221)
  185.87.2.0/24        4608 7575 3356 24961 42221 - Withdrawn - aggregated with 185.87.3.0/24 (4608 7575 3356 24961 42221)
  185.87.3.0/24        4608 7575 3356 24961 42221 - Withdrawn - aggregated with 185.87.2.0/24 (4608 7575 3356 24961 42221)

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

AS42221   4 More Specifics   4 Total Advertisements   ZURKUHL-AS - Zurkuhl GmbH, DE
    185.87.0.0/24                 185.87.0.0/22
    185.87.1.0/24                 185.87.0.0/22
    185.87.2.0/24                 185.87.0.0/22
    185.87.3.0/24                 185.87.0.0/22

Whois Entry

whois: 402603

IANA has recorded AS42221 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS42221\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 'AS42173 - AS42381'
             
             as-block:       AS42173 - AS42381
             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:        2024-07-22T14:14:32Z
             last-modified:  2024-07-22T14:14:32Z
             source:         RIPE
             
             % Information related to 'AS42221'
             
             % Abuse contact for 'AS42221' is 'abuse@zurkuhl.de'
             
             aut-num:        AS42221
             as-name:        ZURKUHL-AS
             org:            ORG-ZG11-RIPE
             import:         from AS24961 accept ANY
             export:         to AS24961 announce AS42221
             admin-c:        SWZ-RIPE
             tech-c:         SWZ-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         SWZ-MNT
             created:        2015-02-06T06:56:26Z
             last-modified:  2024-02-29T05:07:53Z
             source:         RIPE
             
             organisation:   ORG-ZG11-RIPE
             org-name:       Zurkuhl GmbH
             country:        DE
             reg-nr:         District court Düsseldorf HRB 72565
             org-type:       LIR
             address:        Fester Str. 54
             address:        40882
             address:        Ratingen
             address:        GERMANY
             phone:          +491772597461
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        SWZ-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         SWZ-MNT
             abuse-c:        TO1966-RIPE
             created:        2015-01-08T14:00:25Z
             last-modified:  2026-05-13T07:36:00Z
             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.
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