Report for 51739

Name

ISYATIRIM-MD, 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 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.

51739 ISYATIRIM-MD, TR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS9021          ISNET, TR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
64023 AS51739        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  ISYATIRIM-MD, 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       %
47896 AS51739       ISYATIRIM-MD, TR                                   1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  91.223.0.0/24        4777 2497 9121 9021 51739   

Whois Entry

whois: 402332

IANA has recorded AS51739 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS51739\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 'AS51357 - AS51817'
             
             as-block:       AS51357 - AS51817
             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:        2025-02-13T13:57:44Z
             last-modified:  2025-02-13T13:57:44Z
             source:         RIPE
             
             % Information related to 'AS51739'
             
             % Abuse contact for 'AS51739' is 'kgunal@isyatirim.com.tr'
             
             aut-num:        AS51739
             as-name:        ISYATIRIM-MD
             org:            ORG-IY4-RIPE
             import:         from AS9021 accept ANY
             import:         from AS9121 accept ANY
             import:         from AS34984 accept ANY
             export:         to AS9021 announce AS51739
             export:         to AS9121 announce  AS51739
             export:         to AS34984 announce AS51739
             default:        to AS9021
             admin-c:        ISNE1-RIPE
             tech-c:         ISNE1-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         IS_NET-MNT
             created:        2010-10-28T12:09:54Z
             last-modified:  2018-09-04T10:55:25Z
             source:         RIPE # Filtered
             sponsoring-org: ORG-INA1-RIPE
             
             organisation:   ORG-IY4-RIPE
             org-name:       Is Yatirim Menkul Degerler A.S.
             country:        TR
             org-type:       other
             address:        Istanbul Turkey
             abuse-c:        AC31024-RIPE
             mnt-ref:        IS_NET-MNT
             mnt-by:         IS_NET-MNT
             created:        2010-10-26T11:16:19Z
             last-modified:  2022-12-01T16:32:08Z
             source:         RIPE # Filtered
             
             role:           ISNET ROLE
             address:        ISNET A.S.
             address:        Isnet AS Icmeler Mah. Piri Reis Cd. No: 62 T. Is Bankasi TUTOM D Blok
             address:        34947 Tuzla
             address:        Istanbul Turkey
             phone:          +908502902242
             fax-no:         +902169870551
             abuse-mailbox:  abuse@is.net.tr
             remarks:        trouble: lir@is.net.tr
             admin-c:        BG242-RIPE
             tech-c:         BG242-RIPE
             nic-hdl:        ISNE1-RIPE
             remarks:        ***************************************
             remarks:        * For Spam & Net Abuse: abuse@is.net.tr *
             remarks:        ***************************************
             mnt-by:         ISBANKASI-MNT
             mnt-by:         IS_NET-MNT
             created:        2002-05-27T06:23:55Z
             last-modified:  2024-11-19T13:47:12Z
             source:         RIPE # Filtered
             
             % This query was served by the RIPE Database Query Service version 1.121.2 (DEXTER)