Report for 56913

Name

COCHENTEK-AS, TW

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.

56913 COCHENTEK-AS, TW

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS398465        RACKDOG-LLC - Rackdog, LLC, US
    AS396356        LATITUDE-SH - Latitude.sh, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
25711 AS56913        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  COCHENTEK-AS, TW

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       %
49940 AS56913       COCHENTEK-AS, TW                                   8      0      0      8      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  45.132.219.0/24      4777 2497 8220 396356 56913   
  85.237.71.0/24       4777 2497 2914 398465 56913   
  95.135.176.0/24      4777 2497 8220 396356 56913   
  102.135.19.0/24      4777 2497 8220 396356 56913   
  102.135.99.0/24      4777 2497 8220 396356 56913   
  151.240.15.0/24      4777 2497 8220 396356 56913   
  151.244.112.0/24     4777 2497 8220 396356 56913   
  151.244.116.0/24     4777 2497 8220 396356 56913   

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

AS56913   8 More Specifics   8 Total Advertisements   COCHENTEK-AS, TW
    45.132.219.0/24               45.132.216.0/22
    85.237.71.0/24                85.237.64.0/19
    95.135.176.0/24               95.134.0.0/15
    102.135.19.0/24               102.135.0.0/17
    102.135.99.0/24               102.135.0.0/17
    151.240.15.0/24               151.240.0.0/17
    151.244.112.0/24              151.244.0.0/16
    151.244.116.0/24              151.244.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS56913 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS56913\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 'AS56869 - AS57146'
             
             as-block:       AS56869 - AS57146
             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:        2024-07-08T06:45:56Z
             last-modified:  2024-07-08T06:45:56Z
             source:         RIPE
             
             % Information related to 'AS56913'
             
             % Abuse contact for 'AS56913' is 'admin@cochentek.com'
             
             aut-num:        AS56913
             as-name:        COCHENTEK-AS
             import:         from AS396356 accept AS396356
             export:         to AS396356 announce ANY
             import:         from AS398465 accept AS398465
             export:         to AS398465 announce ANY
             import:         from AS945 accept AS945
             export:         to AS945 announce ANY
             org:            ORG-CTL82-RIPE
             sponsoring-org: ORG-AL909-RIPE
             admin-c:        CTL47-RIPE
             tech-c:         CTL47-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         COCHEN-MNT
             created:        2022-11-01T15:26:20Z
             last-modified:  2025-01-07T08:57:44Z
             source:         RIPE
             
             organisation:   ORG-CTL82-RIPE
             org-name:       CoChen Technology LTD.
             country:        TW
             org-type:       OTHER
             address:        address
             abuse-c:        CTL47-RIPE
             mnt-ref:        COCHEN-MNT
             mnt-ref:        netutils-mnt
             mnt-by:         COCHEN-MNT
             created:        2022-10-25T16:21:01Z
             last-modified:  2025-10-07T16:26:10Z
             source:         RIPE # Filtered
             
             role:           CoChen Technology LTD.
             address:        address
             abuse-mailbox:  admin@cochentek.com
             nic-hdl:        CTL47-RIPE
             mnt-by:         COCHEN-MNT
             created:        2022-10-25T16:31:56Z
             last-modified:  2025-05-23T05:29:33Z
             source:         RIPE # Filtered
             
             % This query was served by the RIPE Database Query Service version 1.121.2 (DEXTER)