Report for 48951

Name

ASN-TSI-IAS Internet and VPN Service Provider, 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.

48951 ASN-TSI-IAS Internet and VPN Service Provider, DE

  Adjacency:     5  Upstream:     4  Downstream:     1
  Upstream Adjacent AS list
    AS30844         LIQUID-AS, GB
    AS3320          DTAG Internet service provider operations, DE
    AS3491          PCCWG-APAC-HK PCCW Global HK Ltd., HK
    AS2516          KDDI KDDI CORPORATION, JP
  Downstream Adjacent AS list
    AS20570         ASN-TSI-IPLS Internet and VPN Service Provider, DE

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3957  AS48951        ORG+TRN Originate:      63744 /16.04  Transit:      12544 /18.39 ASN-TSI-IAS Internet and VPN Service Provider, 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       %
 5509 AS48951       ASN-TSI-IAS Internet and VPN Service Provider     28     12      3     19      9  32.14%


  Prefix               AS Path                              Aggregation Suggestion
  78.140.64.0/23       4777 2516 3320 48951 + Announce - aggregate of 78.140.64.0/24 (4777 2516 3320 48951) and 78.140.65.0/24 (4777 2516 3320 48951)
  78.140.64.0/24       4777 2516 3320 48951 - Withdrawn - aggregated with 78.140.65.0/24 (4777 2516 3320 48951)
  78.140.65.0/24       4777 2516 3320 48951 - Withdrawn - aggregated with 78.140.64.0/24 (4777 2516 3320 48951)
  78.140.66.0/24       4777 2516 3320 48951   
  78.140.67.0/24       4777 2516 3257 30844 48951   
  78.140.72.0/24       4777 2516 48951        
  78.140.76.0/24       4777 2497 3320 48951   
  81.7.208.0/20        4777 2497 3320 48951 + Announce - aggregate of 81.7.208.0/21 (4777 2497 3320 48951) and 81.7.216.0/21 (4777 2497 3320 48951)
  81.7.208.0/21        4777 2497 3320 48951 - Withdrawn - aggregated with 81.7.216.0/21 (4777 2497 3320 48951)
  81.7.208.0/22        4777 2497 3320 48951 - Withdrawn - matching aggregate 81.7.208.0/21 4777 2497 3320 48951
  81.7.216.0/21        4777 2497 3320 48951 - Withdrawn - aggregated with 81.7.208.0/21 (4777 2497 3320 48951)
  81.7.216.0/22        4777 2516 3491 48951   
  81.7.220.0/22        4777 2516 3320 48951   
  82.210.224.0/19      4777 2497 3320 48951   
  82.210.254.0/23      4777 2516 3320 48951 + Announce - aggregate of 82.210.254.0/24 (4777 2516 3320 48951) and 82.210.255.0/24 (4777 2516 3320 48951)
  82.210.254.0/24      4777 2516 3320 48951 - Withdrawn - aggregated with 82.210.255.0/24 (4777 2516 3320 48951)
  82.210.255.0/24      4777 2516 3320 48951 - Withdrawn - aggregated with 82.210.254.0/24 (4777 2516 3320 48951)
  93.122.0.0/17        4777 2497 3320 48951   
  93.122.40.0/22       4777 2516 3320 48951   
  93.122.44.0/22       4777 2497 3320 48951 - Withdrawn - matching aggregate 93.122.0.0/17 4777 2497 3320 48951
  93.122.56.0/22       4777 2516 3320 48951   
  93.122.60.0/22       4777 2497 3320 48951 - Withdrawn - matching aggregate 93.122.0.0/17 4777 2497 3320 48951
  93.122.64.0/22       4777 2516 3320 48951   
  93.122.68.0/22       4777 2497 3320 48951 - Withdrawn - matching aggregate 93.122.0.0/17 4777 2497 3320 48951
  93.122.72.0/21       4777 2516 3320 48951   
  93.122.80.0/22       4777 2497 3320 48951 - Withdrawn - matching aggregate 93.122.0.0/17 4777 2497 3320 48951
  93.122.84.0/22       4777 2516 3320 48951   
  93.122.88.0/22       4777 2497 3320 48951 - Withdrawn - matching aggregate 93.122.0.0/17 4777 2497 3320 48951
  93.122.92.0/22       4777 2516 3320 48951   
  185.149.164.0/22     4777 2497 3320 48951   
  194.41.39.0/24       4777 2497 3320 48951   

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

AS48951   25 More Specifics   28 Total Advertisements   ASN-TSI-IAS Internet and VPN Service Provider, DE
    78.140.64.0/24                78.140.64.0/18
    78.140.65.0/24                78.140.64.0/18
    78.140.66.0/24                78.140.64.0/18
    78.140.67.0/24                78.140.64.0/18
    78.140.72.0/24                78.140.64.0/18
    78.140.76.0/24                78.140.64.0/18
    81.7.208.0/21                 81.7.192.0/19
    81.7.208.0/22                 81.7.192.0/19
    81.7.216.0/21                 81.7.192.0/19
    81.7.216.0/22                 81.7.192.0/19
    81.7.220.0/22                 81.7.192.0/19
    82.210.224.0/19               82.210.192.0/18
    82.210.254.0/24               82.210.192.0/18
    82.210.255.0/24               82.210.192.0/18
    93.122.40.0/22                93.122.0.0/17
    93.122.44.0/22                93.122.0.0/17
    93.122.56.0/22                93.122.0.0/17
    93.122.60.0/22                93.122.0.0/17
    93.122.64.0/22                93.122.0.0/17
    93.122.68.0/22                93.122.0.0/17
    93.122.72.0/21                93.122.0.0/17
    93.122.80.0/22                93.122.0.0/17
    93.122.84.0/22                93.122.0.0/17
    93.122.88.0/22                93.122.0.0/17
    93.122.92.0/22                93.122.0.0/17

Whois Entry

whois: 402332

IANA has recorded AS48951 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS48951\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 'AS47870 - AS49384'
             
             as-block:       AS47870 - AS49384
             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:        2025-07-09T08:51:07Z
             last-modified:  2025-07-09T08:51:07Z
             source:         RIPE
             
             % Information related to 'AS48951'
             
             % Abuse contact for 'AS48951' is 'abuse@telekom.de'
             
             aut-num:        AS48951
             org:            ORG-TDG1-RIPE
             as-name:        ASN-TSI-IAS
             descr:          Internet and VPN Service Provider
             descr:          Nauheimer Str. 101
             descr:          D-70372 Stuttgart
             descr:          ---------------------------------------------------------
             descr:          For routing/peering issues, e-mail 
             descr:          For all other issues, e-mail 
             descr:          each CC to 
             descr:          ---------------------------------------------------------
             import:         from AS3320 action pref=200; accept ANY
             import:         from AS20570 action pref=100; accept AS20570
             import:         from AS34009 action pref=100; accept AS34009
             export:         to AS3320 announce AS48951
             export:         to AS3320 announce AS20570
             export:         to AS3320 announce AS34009
             export:         to AS3320 announce AS-TSI-V4
             export:         to AS20570 announce any
             export:         to AS34009 announce any
             export:         to AS-TSI-V4 announce any
             remarks:        ------------------------
             remarks:        IPv6
             mp-import:      afi ipv6.unicast from AS3320 action pref=100; accept ANY
             mp-export:      afi ipv6.unicast to AS3320 announce AS-TSBS-V6
             remarks:        ------------------------
             remarks:        URL: http://www.t-systems.de/
             admin-c:        TSAC-RIPE
             tech-c:         AS8728-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         MNT-TMD
             created:        2009-03-05T11:01:48Z
             last-modified:  2020-06-11T09:31:15Z
             source:         RIPE
             
             organisation:   ORG-TDG1-RIPE
             org-name:       Telekom Deutschland GmbH
             country:        DE
             org-type:       LIR
             address:        Landgrabenweg 149
             address:        53227
             address:        Bonn
             address:        GERMANY
             phone:          +492281810
             fax-no:         +492281810
             abuse-c:        AR13837-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        MNT-TMD
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         MNT-TMD
             admin-c:        AS8728-RIPE
             admin-c:        MM23866-RIPE
             admin-c:        MS47198-RIPE
             admin-c:        TH12429-RIPE
             created:        2004-04-17T11:06:35Z
             last-modified:  2025-03-04T13:32:59Z
             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 1.121.2 (BUSA)