Report for 18170

Name

AS18170-1 - KRNIC-ASBLOCK-AP, KR

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 AS4637) 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.

18170 CHANGWON-AS-KR Changwon National University

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS4766    KIXS-AS-KR Korea Telecom

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5499  AS18170  ORIGIN  Originate:      13568 /18.27  Transit:          0 /0.00  CHANGWON-AS-KR Changwon National University

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       %
 5244 AS18170 CHANGWON-AS-KR Changwon National Univers     11      1      0     10      1   9.09%


  Prefix               AS Path                              Aggregation Suggestion
  59.22.138.0/23       4637 4766 18170        
  59.22.140.0/23       4637 4766 18170        
  59.22.142.0/24       4637 4766 18170        
  203.246.0.0/19       4637 4766 18170        
  203.246.0.0/24       4637 4766 18170      - Withdrawn - matching aggregate 203.246.0.0/19 4637 4766 18170
  220.68.46.0/23       4637 4766 18170        
  220.68.48.0/21       4637 4766 18170        
  220.84.77.0/24       4637 4766 18170        
  220.84.78.0/24       4637 4766 18170        
  221.164.52.0/23      4637 4766 18170        
  221.164.54.0/24      4637 4766 18170        

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

AS18170   14 More Specifics   14 Total Advertisements   CHANGWON-AS-KR Changwon National University
    59.22.138.0/23                59.0.0.0/11
    59.22.140.0/23                59.0.0.0/11
    59.22.142.0/24                59.0.0.0/11
    121.177.166.0/24              121.160.0.0/11
    121.177.167.0/24              121.160.0.0/11
    121.177.168.0/24              121.160.0.0/11
    203.246.0.0/19                203.240.0.0/13
    203.246.0.0/24                203.240.0.0/13
    220.68.46.0/23                220.64.0.0/13
    220.68.48.0/21                220.64.0.0/13
    220.84.77.0/24                220.80.0.0/13
    220.84.78.0/24                220.80.0.0/13
    221.164.52.0/23               221.160.0.0/13
    221.164.54.0/24               221.160.0.0/13

Whois Entry

whois: 402603

IANA has recorded AS18170 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS18170\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             % Information related to 'AS17653 - AS18431'
             
             as-block:       AS17653 - AS18431
             descr:          APNIC ASN block
             remarks:        These AS numbers are further assigned by APNIC
             remarks:        to APNIC members and end-users in the APNIC region
             admin-c:        HM20-AP
             tech-c:         HM20-AP
             mnt-by:         APNIC-HM
             mnt-lower:      APNIC-HM
             last-modified:  2019-01-08T23:19:07Z
             source:         APNIC
             
             role:           APNIC Hostmaster
             address:        6 Cordelia Street
             address:        South Brisbane
             address:        QLD 4101
             country:        AU
             phone:          +61 7 3858 3100
             fax-no:         +61 7 3858 3199
             e-mail:         helpdesk@apnic.net
             admin-c:        AMS11-AP
             tech-c:         AH256-AP
             nic-hdl:        HM20-AP
             remarks:        Administrator for APNIC
             notify:         hostmaster@apnic.net
             mnt-by:         MAINT-APNIC-AP
             last-modified:  2013-10-23T04:06:51Z
             source:         APNIC
             
             % Information related to 'AS18170 - AS18170'
             
             as-block:       AS18170 - AS18170
             descr:          KRNIC-ASBLOCK-AP
             descr:          KRNIC
             descr:          Korea Network Information Center
             country:        KR
             admin-c:        HM127-AP
             tech-c:         HM127-AP
             remarks:        Authoritative information regarding AS Number
             remarks:        assignments made from within this block can also be
             remarks:        queried at whois.nic.or.kr
             mnt-by:         APNIC-HM
             mnt-lower:      MNT-KRNIC-AP
             last-modified:  2019-01-03T01:01:37Z
             source:         APNIC
             
             person:         Host Master
             address:        Jeollanam-do Naju-si Jinheung-gil
             country:        KR
             phone:          +82-2-405-5118
             e-mail:         hostmaster@nic.or.kr
             nic-hdl:        HM127-AP
             mnt-by:         MNT-KRNIC-AP
             last-modified:  2019-05-22T01:20:31Z
             source:         APNIC
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)