Report for 142005

Name

NCTAIWANCOLTD-AS-AP - NC Taiwan Co., Ltd., 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.

142005 NCTAIWANCOLTD-AS-AP - NC Taiwan Co., Ltd., TW

  Adjacency:     8  Upstream:     8  Downstream:     0
  Upstream Adjacent AS list
    AS3491          PCCWG-APAC-HK - PCCW Global (HK) Ltd., HK
    AS3786          LGDACOM-KR - LG DACOM Corporation, KR
    AS2914          NTT-DATA-2914 - NTT America, Inc., US
    AS6453          AS6453 - TATA COMMUNICATIONS (AMERICA) INC, US
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS9318          SKB-AS-KR - SK Broadband Co Ltd, KR
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS198949        Radware - Radware Ltd, IL

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8347  AS142005       ORIGIN  Originate:      14592 /18.17  Transit:          0 /0.00  NCTAIWANCOLTD-AS-AP - NC Taiwan Co., Ltd., 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       %
 7628 AS142005      NCTAIWANCOLTD-AS-AP - NC Taiwan Co., Ltd., TW     27      9      3     21      6  22.22%


  Prefix               AS Path                              Aggregation Suggestion
  64.25.32.0/23        4777 2516 3356 142005   
  64.25.34.0/23        4777 2497 7018 142005   
  64.25.36.0/23        4777 2497 6453 142005   
  64.25.41.0/24        4777 2497 9318 142005   
  85.113.86.0/23       4777 2497 2914 142005   
  103.164.130.0/23     4608 7575 3491 142005 142005 142005 142005 142005 + Announce - aggregate of 103.164.130.0/24 (4608 7575 3491 142005 142005 142005 142005 142005) and 103.164.131.0/24 (4608 7575 3491 142005 142005 142005 142005 142005)
  103.164.130.0/24     4608 7575 3491 142005 142005 142005 142005 142005 - Withdrawn - aggregated with 103.164.131.0/24 (4608 7575 3491 142005 142005 142005 142005 142005)
  103.164.131.0/24     4608 7575 3491 142005 142005 142005 142005 142005 - Withdrawn - aggregated with 103.164.130.0/24 (4608 7575 3491 142005 142005 142005 142005 142005)
  193.149.158.0/23     4777 2497 2914 142005   
  193.149.166.0/23     4777 2497 2914 142005   
  206.127.144.0/22     4777 2497 2914 142005   
  206.127.144.0/23     4777 2497 2914 142005 - Withdrawn - matching aggregate 206.127.144.0/22 4777 2497 2914 142005
  206.127.148.0/23     4777 2497 2914 142005   
  206.127.152.0/22     4608 7575 3786 142005 + Announce - aggregate of 206.127.152.0/23 (4608 7575 3786 142005) and 206.127.154.0/23 (4608 7575 3786 142005)
  206.127.152.0/23     4608 7575 3786 142005 - Withdrawn - aggregated with 206.127.154.0/23 (4608 7575 3786 142005)
  206.127.154.0/23     4608 7575 3786 142005 - Withdrawn - aggregated with 206.127.152.0/23 (4608 7575 3786 142005)
  206.127.156.0/23     4608 7575 3786 142005   
  206.127.157.0/24     4777 2497 2914 198949 142005 142005   
  209.35.96.0/23       4777 2497 2914 142005   
  209.35.97.0/24       4777 4713 2914 198949 142005 142005   
  209.35.114.0/23      4777 2497 2914 142005   
  209.35.115.0/24      4777 4713 2914 198949 142005 142005   
  209.35.156.0/23      4608 7575 3786 142005   
  209.35.188.0/23      4777 2497 2914 142005   
  216.107.240.0/20     4608 7575 3786 142005 + Announce - aggregate of 216.107.240.0/21 (4608 7575 3786 142005) and 216.107.248.0/21 (4608 7575 3786 142005)
  216.107.240.0/22     4608 7575 3786 142005 - Withdrawn - aggregated with 216.107.244.0/22 (4608 7575 3786 142005)
  216.107.240.0/24     4777 2497 2914 142005   
  216.107.244.0/22     4608 7575 3786 142005 - Withdrawn - aggregated with 216.107.240.0/22 (4608 7575 3786 142005)
  216.107.248.0/22     4608 7575 3786 142005 - Withdrawn - aggregated with 216.107.252.0/22 (4608 7575 3786 142005)
  216.107.252.0/22     4608 7575 3786 142005 - Withdrawn - aggregated with 216.107.248.0/22 (4608 7575 3786 142005)

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

AS142005   20 More Specifics   27 Total Advertisements   NCTAIWANCOLTD-AS-AP - NC Taiwan Co., Ltd., TW
    64.25.32.0/23                 64.25.32.0/20
    64.25.34.0/23                 64.25.32.0/20
    64.25.36.0/23                 64.25.32.0/20
    64.25.41.0/24                 64.25.32.0/20
    103.164.130.0/24              103.164.130.0/23
    103.164.131.0/24              103.164.130.0/23
    206.127.144.0/22              206.127.144.0/20
    206.127.144.0/23              206.127.144.0/20
    206.127.148.0/23              206.127.144.0/20
    206.127.152.0/23              206.127.144.0/20
    206.127.154.0/23              206.127.144.0/20
    206.127.156.0/23              206.127.144.0/20
    206.127.157.0/24              206.127.144.0/20
    209.35.97.0/24                209.35.96.0/23
    209.35.115.0/24               209.35.114.0/23
    216.107.240.0/22              216.107.240.0/20
    216.107.240.0/24              216.107.240.0/20
    216.107.244.0/22              216.107.240.0/20
    216.107.248.0/22              216.107.240.0/20
    216.107.252.0/22              216.107.240.0/20

Whois Entry

whois: 402591

IANA has recorded AS142005 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS142005\n