AS Report

Report for 42236

Name

ITM8-AS - DTU Science Park a/s, DK

AS Adjacency Report

42236 ITM8-AS - DTU Science Park a/s, DK

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS31027         GlobalConnect-AS31027 - GlobalConnect A/S, DK

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
24940 AS42236        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  ITM8-AS - DTU Science Park a/s, DK

Aggregation Suggestions

Filter: Aggregates, Specifics

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
 6651 AS42236       ITM8-AS - DTU Science Park a/s, DK                 8      8      1      1      7  87.50%


  Prefix               AS Path                              Aggregation Suggestion
  77.72.48.0/21        4608 1221 4637 31027 42236 + Announce - aggregate of 77.72.48.0/22 (4608 1221 4637 31027 42236) and 77.72.52.0/22 (4608 1221 4637 31027 42236)
  77.72.48.0/24        4608 1221 4637 31027 42236 - Withdrawn - aggregated with 77.72.49.0/24 (4608 1221 4637 31027 42236)
  77.72.49.0/24        4608 1221 4637 31027 42236 - Withdrawn - aggregated with 77.72.48.0/24 (4608 1221 4637 31027 42236)
  77.72.50.0/24        4608 1221 4637 31027 42236 - Withdrawn - aggregated with 77.72.51.0/24 (4608 1221 4637 31027 42236)
  77.72.51.0/24        4608 1221 4637 31027 42236 - Withdrawn - aggregated with 77.72.50.0/24 (4608 1221 4637 31027 42236)
  77.72.52.0/24        4608 1221 4637 31027 42236 - Withdrawn - aggregated with 77.72.53.0/24 (4608 1221 4637 31027 42236)
  77.72.53.0/24        4608 1221 4637 31027 42236 - Withdrawn - aggregated with 77.72.52.0/24 (4608 1221 4637 31027 42236)
  77.72.54.0/24        4608 1221 4637 31027 42236 - Withdrawn - aggregated with 77.72.55.0/24 (4608 1221 4637 31027 42236)
  77.72.55.0/24        4608 1221 4637 31027 42236 - Withdrawn - aggregated with 77.72.54.0/24 (4608 1221 4637 31027 42236)

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

AS42236   8 More Specifics   8 Total Advertisements   ITM8-AS - DTU Science Park a/s, DK
    77.72.48.0/24                 77.72.48.0/21
    77.72.49.0/24                 77.72.48.0/21
    77.72.50.0/24                 77.72.48.0/21
    77.72.51.0/24                 77.72.48.0/21
    77.72.52.0/24                 77.72.48.0/21
    77.72.53.0/24                 77.72.48.0/21
    77.72.54.0/24                 77.72.48.0/21
    77.72.55.0/24                 77.72.48.0/21

Whois Entry

whois: 402603

IANA has recorded AS42236 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS42236\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 'AS42236'
             
             % Abuse contact for 'AS42236' is 'abuse@dtusciencepark.dk'
             
             aut-num:        AS42236
             as-name:        ITM8-AS
             org:            ORG-DSPA3-RIPE
             import:         from AS31027 accept ANY
             import:         from AS1835 accept ANY
             export:         to AS31027 announce AS42236
             export:         to AS1835 announce AS42236
             admin-c:        DSPR1-RIPE
             tech-c:         DSPR1-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         lir-dk-dtusciencepark-1-MNT
             created:        2007-01-19T13:22:08Z
             last-modified:  2026-04-23T17:32:50Z
             source:         RIPE
             
             organisation:   ORG-DSPA3-RIPE
             org-name:       DTU Science Park a/s
             country:        DK
             reg-nr:         27546439
             org-type:       LIR
             address:        Agern Alle 5A
             address:        DK-2970
             address:        Hørsholm
             address:        DENMARK
             phone:          +4545864100
             admin-c:        DSPR1-RIPE
             tech-c:         DSPR1-RIPE
             abuse-c:        AR79164-RIPE
             mnt-ref:        lir-dk-dtusciencepark-1-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         lir-dk-dtusciencepark-1-MNT
             created:        2025-11-19T08:30:51Z
             last-modified:  2026-05-13T07:43:33Z
             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 (SHETLAND)

as-report v4.4 (gih) 24/02/14