Report for 211856

Name

DE-NEDERLANDSCHE-BANK, 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.

211856 DE-NEDERLANDSCHE-BANK, NL

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS39686         AS-EUROFIBER, NL

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
26981 AS211856       ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  DE-NEDERLANDSCHE-BANK, 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       %
14566 AS211856      DE-NEDERLANDSCHE-BANK, NL                          5      4      1      2      3  60.00%


  Prefix               AS Path                              Aggregation Suggestion
  62.192.164.0/22      4608 7575 6461 39686 211856   
  62.192.164.0/22      4608 7575 6461 39686 211856 211856 + Announce - aggregate of 62.192.164.0/23 (4608 7575 6461 39686 211856 211856) and 62.192.166.0/23 (4608 7575 6461 39686 211856 211856)
  62.192.164.0/24      4608 7575 6461 39686 211856 211856 - Withdrawn - aggregated with 62.192.165.0/24 (4608 7575 6461 39686 211856 211856)
  62.192.165.0/24      4608 7575 6461 39686 211856 211856 - Withdrawn - aggregated with 62.192.164.0/24 (4608 7575 6461 39686 211856 211856)
  62.192.166.0/24      4608 7575 6461 39686 211856 211856 - Withdrawn - aggregated with 62.192.167.0/24 (4608 7575 6461 39686 211856 211856)
  62.192.167.0/24      4608 7575 6461 39686 211856 211856 - Withdrawn - aggregated with 62.192.166.0/24 (4608 7575 6461 39686 211856 211856)

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

AS211856   4 More Specifics   5 Total Advertisements   DE-NEDERLANDSCHE-BANK, NL
    62.192.164.0/24               62.192.164.0/22
    62.192.165.0/24               62.192.164.0/22
    62.192.166.0/24               62.192.164.0/22
    62.192.167.0/24               62.192.164.0/22

Whois Entry

whois: 402332

IANA has recorded AS211856 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS211856\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 'AS211856'
             
             % Abuse contact for 'AS211856' is 'datacom@dnb.nl'
             
             aut-num:        AS211856
             as-name:        De-Nederlandsche-Bank
             org:            ORG-DNBN2-RIPE
             import:         from AS1136 accept ANY
             export:         to AS1136 announce AS211856
             import:         from AS702 accept ANY
             export:         to AS702 announce AS211856
             admin-c:        AR50210-RIPE
             tech-c:         AR50210-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         mnt-nl-dnb-1
             created:        2021-02-08T11:13:40Z
             last-modified:  2024-03-05T15:10:31Z
             source:         RIPE
             
             organisation:   ORG-DNBN2-RIPE
             org-name:       De Nederlandsche Bank N.V.
             country:        NL
             org-type:       LIR
             address:        Frederiksplein 61
             address:        1017 XL
             address:        Amsterdam
             address:        NETHERLANDS
             phone:          +31 20 524 9111
             admin-c:        AR50210-RIPE
             tech-c:         AR50210-RIPE
             abuse-c:        AR50210-RIPE
             mnt-ref:        mnt-nl-dnb-1
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         mnt-nl-dnb-1
             created:        2019-01-09T08:06:48Z
             last-modified:  2025-10-31T09:58:21Z
             source:         RIPE # Filtered
             
             role:           Abuse-C Role
             address:        Westeinde 1
             address:        1017 ZN
             address:        Amsterdam
             address:        NETHERLANDS
             nic-hdl:        AR50210-RIPE
             abuse-mailbox:  datacom@dnb.nl
             mnt-by:         mnt-nl-dnb-1
             created:        2019-01-09T08:06:47Z
             last-modified:  2019-01-09T08:06:48Z
             source:         RIPE # Filtered
             
             % This query was served by the RIPE Database Query Service version 1.121.2 (BUSA)