Report for 48737

Name

DoraTelekom - Dorabase Veri Merkezi Hizmetleri A.S., TR

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 AS6447) 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.

48737 DORATELEKOM, TR

  Adjacency:     2  Upstream:     1  Downstream:     1
  Upstream Adjacent AS list
    AS12735         ASTURKNET, TR
  Downstream Adjacent AS list
    AS50540         DT-EU-SOUTHEAST-2A, TR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9304  AS48737        ORG+TRN Originate:      12288 /18.42  Transit:        256 /24.00 DORATELEKOM, TR

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       %
 1791 AS48737       DORATELEKOM, TR                                   48     40      7     15     33  68.75%


  Prefix               AS Path                              Aggregation Suggestion
  37.58.17.0/24        3257 12735 48737       
  37.58.20.0/24        3257 12735 48737       
  37.58.23.0/24        3257 12735 48737       
  46.20.144.0/21       3257 12735 48737     + Announce - aggregate of 46.20.144.0/22 (3257 12735 48737) and 46.20.148.0/22 (3257 12735 48737)
  46.20.144.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.145.0/24 (3257 12735 48737)
  46.20.145.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.144.0/24 (3257 12735 48737)
  46.20.146.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.147.0/24 (3257 12735 48737)
  46.20.147.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.146.0/24 (3257 12735 48737)
  46.20.148.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.149.0/24 (3257 12735 48737)
  46.20.149.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.148.0/24 (3257 12735 48737)
  46.20.150.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.151.0/24 (3257 12735 48737)
  46.20.151.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.150.0/24 (3257 12735 48737)
  46.20.152.0/24       3257 12735 48737       
  46.20.154.0/23       3257 12735 48737     + Announce - aggregate of 46.20.154.0/24 (3257 12735 48737) and 46.20.155.0/24 (3257 12735 48737)
  46.20.154.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.155.0/24 (3257 12735 48737)
  46.20.155.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.154.0/24 (3257 12735 48737)
  46.20.156.0/22       3257 12735 48737     + Announce - aggregate of 46.20.156.0/23 (3257 12735 48737) and 46.20.158.0/23 (3257 12735 48737)
  46.20.156.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.157.0/24 (3257 12735 48737)
  46.20.157.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.156.0/24 (3257 12735 48737)
  46.20.158.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.159.0/24 (3257 12735 48737)
  46.20.159.0/24       3257 12735 48737     - Withdrawn - aggregated with 46.20.158.0/24 (3257 12735 48737)
  81.22.96.0/20        3257 12735 48737     + Announce - aggregate of 81.22.96.0/21 (3257 12735 48737) and 81.22.104.0/21 (3257 12735 48737)
  81.22.96.0/24        3257 12735 48737     - Withdrawn - aggregated with 81.22.97.0/24 (3257 12735 48737)
  81.22.97.0/24        3257 12735 48737     - Withdrawn - aggregated with 81.22.96.0/24 (3257 12735 48737)
  81.22.98.0/24        3257 12735 48737     - Withdrawn - aggregated with 81.22.99.0/24 (3257 12735 48737)
  81.22.99.0/24        3257 12735 48737     - Withdrawn - aggregated with 81.22.98.0/24 (3257 12735 48737)
  81.22.100.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.101.0/24 (3257 12735 48737)
  81.22.101.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.100.0/24 (3257 12735 48737)
  81.22.102.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.103.0/24 (3257 12735 48737)
  81.22.103.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.102.0/24 (3257 12735 48737)
  81.22.104.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.105.0/24 (3257 12735 48737)
  81.22.105.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.104.0/24 (3257 12735 48737)
  81.22.106.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.107.0/24 (3257 12735 48737)
  81.22.107.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.106.0/24 (3257 12735 48737)
  81.22.108.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.109.0/24 (3257 12735 48737)
  81.22.109.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.108.0/24 (3257 12735 48737)
  81.22.110.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.111.0/24 (3257 12735 48737)
  81.22.111.0/24       3257 12735 48737     - Withdrawn - aggregated with 81.22.110.0/24 (3257 12735 48737)
  95.128.56.0/23       3257 12735 48737     + Announce - aggregate of 95.128.56.0/24 (3257 12735 48737) and 95.128.57.0/24 (3257 12735 48737)
  95.128.56.0/24       3257 12735 48737     - Withdrawn - aggregated with 95.128.57.0/24 (3257 12735 48737)
  95.128.57.0/24       3257 12735 48737     - Withdrawn - aggregated with 95.128.56.0/24 (3257 12735 48737)
  95.128.58.0/24       3257 12735 48737       
  95.128.60.0/22       3257 12735 48737     + Announce - aggregate of 95.128.60.0/23 (3257 12735 48737) and 95.128.62.0/23 (3257 12735 48737)
  95.128.60.0/24       3257 12735 48737     - Withdrawn - aggregated with 95.128.61.0/24 (3257 12735 48737)
  95.128.61.0/24       3257 12735 48737     - Withdrawn - aggregated with 95.128.60.0/24 (3257 12735 48737)
  95.128.62.0/24       3257 12735 48737     - Withdrawn - aggregated with 95.128.63.0/24 (3257 12735 48737)
  95.128.63.0/24       3257 12735 48737     - Withdrawn - aggregated with 95.128.62.0/24 (3257 12735 48737)
  185.56.237.0/24      3257 12735 48737       
  185.56.238.0/24      3257 12735 48737       
  185.59.72.0/22       3257 12735 48737     + Announce - aggregate of 185.59.72.0/23 (3257 12735 48737) and 185.59.74.0/23 (3257 12735 48737)
  185.59.72.0/24       3257 12735 48737     - Withdrawn - aggregated with 185.59.73.0/24 (3257 12735 48737)
  185.59.73.0/24       3257 12735 48737     - Withdrawn - aggregated with 185.59.72.0/24 (3257 12735 48737)
  185.59.74.0/24       3257 12735 48737     - Withdrawn - aggregated with 185.59.75.0/24 (3257 12735 48737)
  185.59.75.0/24       3257 12735 48737     - Withdrawn - aggregated with 185.59.74.0/24 (3257 12735 48737)
  193.42.100.0/24      3257 12735 48737       

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

AS48737   60 More Specifics   62 Total Advertisements   DORATELEKOM, TR
    37.58.16.0/24                 37.58.16.0/21
    37.58.17.0/24                 37.58.16.0/21
    37.58.18.0/24                 37.58.16.0/21
    37.58.20.0/24                 37.58.16.0/21
    37.58.21.0/24                 37.58.16.0/21
    37.58.22.0/24                 37.58.16.0/21
    37.58.23.0/24                 37.58.16.0/21
    46.20.144.0/24                46.20.144.0/20
    46.20.145.0/24                46.20.144.0/20
    46.20.146.0/24                46.20.144.0/20
    46.20.147.0/24                46.20.144.0/20
    46.20.148.0/24                46.20.144.0/20
    46.20.149.0/24                46.20.144.0/20
    46.20.150.0/24                46.20.144.0/20
    46.20.151.0/24                46.20.144.0/20
    46.20.152.0/24                46.20.144.0/20
    46.20.153.0/24                46.20.144.0/20
    46.20.154.0/24                46.20.144.0/20
    46.20.155.0/24                46.20.144.0/20
    46.20.156.0/24                46.20.144.0/20
    46.20.157.0/24                46.20.144.0/20
    46.20.158.0/24                46.20.144.0/20
    46.20.159.0/24                46.20.144.0/20
    81.22.96.0/24                 81.22.96.0/20
    81.22.97.0/24                 81.22.96.0/20
    81.22.98.0/24                 81.22.96.0/20
    81.22.99.0/24                 81.22.96.0/20
    81.22.100.0/24                81.22.96.0/20
    81.22.101.0/24                81.22.96.0/20
    81.22.102.0/24                81.22.96.0/20
    81.22.103.0/24                81.22.96.0/20
    81.22.104.0/24                81.22.96.0/20
    81.22.105.0/24                81.22.96.0/20
    81.22.106.0/24                81.22.96.0/20
    81.22.107.0/24                81.22.96.0/20
    81.22.108.0/24                81.22.96.0/20
    81.22.109.0/24                81.22.96.0/20
    81.22.110.0/24                81.22.96.0/20
    81.22.111.0/24                81.22.96.0/20
    93.188.132.0/24               93.188.128.0/21
    93.188.135.0/24               93.188.128.0/21
    95.128.56.0/24                95.128.56.0/21
    95.128.57.0/24                95.128.56.0/21
    95.128.58.0/24                95.128.56.0/21
    95.128.59.0/24                95.128.56.0/21
    95.128.60.0/24                95.128.56.0/21
    95.128.61.0/24                95.128.56.0/21
    95.128.62.0/24                95.128.56.0/21
    95.128.63.0/24                95.128.56.0/21
    163.171.215.0/24              163.171.128.0/17
    163.171.216.0/24              163.171.128.0/17
    185.56.236.0/24               185.56.236.0/22
    185.56.237.0/24               185.56.236.0/22
    185.56.238.0/24               185.56.236.0/22
    185.56.239.0/24               185.56.236.0/22
    185.59.72.0/24                185.59.72.0/22
    185.59.73.0/24                185.59.72.0/22
    185.59.74.0/24                185.59.72.0/22
    185.59.75.0/24                185.59.72.0/22
    193.42.100.0/24               193.42.100.0/22
    138.113.254.0/24              138.113.0.0/16
    138.113.255.0/24              138.113.0.0/16

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 37.58.21.0/24               Announced
    + 46.20.153.0/24              Announced
    + 46.20.158.0/24              Announced
    - 5.181.19.0/24               Withdrawn
    - 138.113.254.0/24            Withdrawn
    - 138.113.255.0/24            Withdrawn

Whois Entry

whois: 402613

IANA has recorded AS48737 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS48737\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 'AS48737'
             
             % Abuse contact for 'AS48737' is 'abuse@dorabase.com'
             
             aut-num:        AS48737
             as-name:        DoraTelekom
             org:            ORG-DTHA1-RIPE
             import:         from AS9121 accept ANY
             import:         from AS50540 accept ANY
             import:         from AS12735 accept ANY
             import:         from AS42926 accept ANY
             import:         from AS60607 accept ANY
             import:         from AS15924 accept ANY
             import:         from AS42910 accept ANY
             import:         from AS34476 accept ANY
             export:         to AS9121 announce AS48737
             export:         to AS12735 announce AS48737
             export:         to AS42926 announce AS48737
             export:         to AS9121 announce AS60607
             export:         to AS50540 announce AS48737
             export:         to AS15924 announce AS48737
             export:         to AS42910 announce AS48737
             export:         to AS34476 announce AS48737
             admin-c:        TD1716-RIPE
             tech-c:         TD1716-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         MNT-DORA
             created:        2009-01-28T15:47:32Z
             last-modified:  2022-08-15T11:44:17Z
             source:         RIPE # Filtered
             
             organisation:   ORG-DTHA1-RIPE
             org-name:       Dorabase Veri Merkezi Hizmetleri A.S.
             country:        TR
             reg-nr:         677520
             org-type:       LIR
             address:        Egitim Mah. Eylul Sok. No:12 Dora Is Merkezi Kadikoy
             address:        34722
             address:        Istanbul
             address:        TURKEY
             phone:          +905334179394
             phone:          +90 850 441 09 91
             fax-no:         +902163364033
             admin-c:        MAO2602-RIPE
             admin-c:        TD1716-RIPE
             abuse-c:        NOC161-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        MNT-DORA
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         MNT-DORA
             created:        2009-01-02T13:55:37Z
             last-modified:  2026-05-13T07:32:32Z
             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)