Report for 211941

Name

DE-UTUM - UnternehmerTUM 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.

211941 DE-UTUM - UnternehmerTUM GmbH, DE

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS8767          MNET-AS - M-net Telekommunikations GmbH, DE
    AS8220          COLT - COLT Technology Services Group Limited, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
56153 AS211941       ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  DE-UTUM - UnternehmerTUM 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       %
27916 AS211941      DE-UTUM - UnternehmerTUM GmbH, DE                  2      2      1      1      1  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  185.197.236.0/23     4777 2516 8220 211941 + Announce - aggregate of 185.197.236.0/24 (4777 2516 8220 211941) and 185.197.237.0/24 (4777 2516 8220 211941)
  185.197.236.0/24     4777 2516 8220 211941 - Withdrawn - aggregated with 185.197.237.0/24 (4777 2516 8220 211941)
  185.197.237.0/24     4777 2516 8220 211941 - Withdrawn - aggregated with 185.197.236.0/24 (4777 2516 8220 211941)

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

AS211941   2 More Specifics   2 Total Advertisements   DE-UTUM - UnternehmerTUM GmbH, DE
    185.197.236.0/24              185.197.236.0/22
    185.197.237.0/24              185.197.236.0/22

Whois Entry

whois: 402603

IANA has recorded AS211941 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS211941\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 'AS211941'
             
             % Abuse contact for 'AS211941' is 'abuse@unternehmertum.de'
             
             aut-num:        AS211941
             as-name:        DE-UTUM
             org:            ORG-UG20-RIPE
             import:         from AS8767 accept ANY
             export:         to AS8767 announce AS211941
             import:         from AS8220 accept ANY
             export:         to AS8220 announce AS211941
             import:         from AS15404 accept ANY
             export:         to AS15404 announce AS211941
             admin-c:        SPS212-RIPE
             admin-c:        ML22882-RIPE
             tech-c:         SPS212-RIPE
             tech-c:         ML22882-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         de-unternehmertum-1-mnt
             created:        2021-01-26T14:57:06Z
             last-modified:  2021-01-28T11:25:38Z
             source:         RIPE
             
             organisation:   ORG-UG20-RIPE
             org-name:       UnternehmerTUM GmbH
             country:        DE
             reg-nr:         District court München HRB 141703
             org-type:       LIR
             address:        Lichtenbergstr. 6
             address:        85748
             address:        Garching
             address:        GERMANY
             phone:          +49 160 3682549
             admin-c:        SPS212-RIPE
             tech-c:         SPS212-RIPE
             abuse-c:        AR39788-RIPE
             mnt-ref:        de-unternehmertum-1-mnt
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         de-unternehmertum-1-mnt
             created:        2017-03-29T14:38:27Z
             last-modified:  2026-05-13T07:08:04Z
             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 (ABERDEEN)