Report for 18723

Name

SEAGATE-USA-CA-1 - Seagate Technology LLC, US

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.

18723 SEAGATE-USA-CA-1 - Seagate Technology LLC, US

  Adjacency:     6  Upstream:     6  Downstream:     0
  Upstream Adjacent AS list
    AS9498          BBIL-AP - BHARTI Airtel Ltd., IN
    AS2687          ATGS-MMD-AS - AT&T Enterprises, LLC, US
    AS3257          GTT-BACKBONE - GTT Communications Inc., US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS9255          CONNECTPLUS-AS - Singapore Telecom, SG
    AS45458         SBN-AWN-AS-02-AP - SBN-ISP/AWN-ISP and SBN-NIX/AWN-NIX, TH

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
11661 AS18723        ORIGIN  Originate:       8192 /19.00  Transit:          0 /0.00  SEAGATE-USA-CA-1 - Seagate Technology LLC, US

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       %
21209 AS18723       SEAGATE-USA-CA-1 - Seagate Technology LLC, US     22      2      1     21      1   4.55%


  Prefix               AS Path                              Aggregation Suggestion
  134.204.153.0/24     4777 2516 3257 18723   
  134.204.176.0/24     4777 2516 3491 3758 9255 18723   
  134.204.177.0/24     4777 2516 3356 18723   
  134.204.178.0/23     4777 2516 3257 18723   
  134.204.180.0/23     4777 2516 3257 18723   
  134.204.182.0/23     4777 2516 3356 18723   
  134.204.191.0/24     4777 2516 3356 18723   
  134.204.192.0/24     4777 2516 3356 18723   
  134.204.193.0/24     4777 2497 2687 18723   
  134.204.194.0/24     4777 2516 3356 18723   
  134.204.195.0/24     4777 2516 3257 18723   
  134.204.208.0/24     4608 1221 4637 45430 45458 18723   
  134.204.218.0/24     4777 2497 3356 18723   
  134.204.220.0/23     4777 2497 3356 18723   
  134.204.222.0/24     4777 2497 3356 18723   
  134.204.224.0/23     4608 7575 3356 18723   
  134.204.236.0/22     4777 2516 3356 18723 + Announce - aggregate of 134.204.236.0/23 (4777 2516 3356 18723) and 134.204.238.0/23 (4777 2516 3356 18723)
  134.204.236.0/23     4777 2516 3356 18723 - Withdrawn - aggregated with 134.204.238.0/23 (4777 2516 3356 18723)
  134.204.238.0/23     4777 2516 3356 18723 - Withdrawn - aggregated with 134.204.236.0/23 (4777 2516 3356 18723)
  192.55.2.0/23        4777 2497 3356 18723   
  192.55.14.0/24       4777 2516 3356 18723   
  192.55.16.0/23       4777 2516 3356 18723   
  192.55.18.0/23       4777 2516 4637 45430 45458 18723   

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

AS18723   21 More Specifics   22 Total Advertisements   SEAGATE-USA-CA-1 - Seagate Technology LLC, US
    134.204.153.0/24              134.204.128.0/17
    134.204.176.0/24              134.204.128.0/17
    134.204.177.0/24              134.204.128.0/17
    134.204.178.0/23              134.204.128.0/17
    134.204.180.0/23              134.204.128.0/17
    134.204.182.0/23              134.204.128.0/17
    134.204.191.0/24              134.204.128.0/17
    134.204.192.0/24              134.204.128.0/17
    134.204.193.0/24              134.204.128.0/17
    134.204.194.0/24              134.204.128.0/17
    134.204.195.0/24              134.204.128.0/17
    134.204.208.0/24              134.204.128.0/17
    134.204.218.0/24              134.204.128.0/17
    134.204.220.0/23              134.204.128.0/17
    134.204.222.0/24              134.204.128.0/17
    134.204.224.0/23              134.204.128.0/17
    134.204.236.0/23              134.204.128.0/17
    134.204.238.0/23              134.204.128.0/17
    192.55.14.0/24                192.55.8.0/21
    192.55.16.0/23                192.55.16.0/22
    192.55.18.0/23                192.55.16.0/22

Whois Entry

whois: 402628

IANA has recorded AS18723 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS18723\n