Report for 42421

Name

TurkiyeFinans - Turkiye Finans Katilim Bankasi 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.

42421 TURKIYEFINANS, TR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS9121          TTNET, TR
    AS34984         TELLCOM-AS, TR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
30878 AS42421        ORIGIN  Originate:       1536 /21.42  Transit:          0 /0.00  TURKIYEFINANS, 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       %
12985 AS42421       TURKIYEFINANS, TR                                  6      4      1      3      3  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  77.72.184.0/22       2914 9121 42421      + Announce - aggregate of 77.72.184.0/23 (2914 9121 42421) and 77.72.186.0/23 (2914 9121 42421)
  77.72.184.0/24       2914 9121 42421      - Withdrawn - aggregated with 77.72.185.0/24 (2914 9121 42421)
  77.72.185.0/24       2914 9121 42421      - Withdrawn - aggregated with 77.72.184.0/24 (2914 9121 42421)
  77.72.186.0/24       2914 9121 42421      - Withdrawn - aggregated with 77.72.187.0/24 (2914 9121 42421)
  77.72.187.0/24       2914 9121 42421      - Withdrawn - aggregated with 77.72.186.0/24 (2914 9121 42421)
  77.72.188.0/24       57866 6453 34984 42421 42421   
  77.72.189.0/24       57866 6453 34984 42421   

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

AS42421   6 More Specifics   6 Total Advertisements   TURKIYEFINANS, TR
    77.72.184.0/24                77.72.184.0/21
    77.72.185.0/24                77.72.184.0/21
    77.72.186.0/24                77.72.184.0/21
    77.72.187.0/24                77.72.184.0/21
    77.72.188.0/24                77.72.184.0/21
    77.72.189.0/24                77.72.184.0/21

Whois Entry

whois: 402603

IANA has recorded AS42421 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS42421\n