Report for 18158

Name

CBNU-AS-KR CHUNGBUK NATIONAL UNIVERSITY, 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 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.

18158 CBNU-AS-KR CHUNGBUK NATIONAL UNIVERSITY, KR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS9318          SKB-AS SK Broadband Co Ltd, KR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5569  AS18158        ORIGIN  Originate:      29696 /17.14  Transit:          0 /0.00  CBNU-AS-KR CHUNGBUK NATIONAL UNIVERSITY, KR

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       %
34233 AS18158       CBNU-AS-KR CHUNGBUK NATIONAL UNIVERSITY, KR        9      0      0      9      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  113.198.134.0/23     4777 2497 9318 18158   
  113.198.136.0/21     4777 2497 9318 18158   
  113.198.144.0/22     4777 2497 9318 18158   
  113.198.148.0/23     4777 2497 9318 18158   
  113.198.176.0/22     4777 2497 9318 18158   
  114.71.112.0/20      4777 2497 9318 18158   
  203.255.64.0/19      4777 2497 9318 18158   
  210.115.160.0/19     4777 2497 9318 18158   
  210.125.144.0/20     4777 2497 9318 18158   

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

AS18158   7 More Specifics   9 Total Advertisements   CBNU-AS-KR CHUNGBUK NATIONAL UNIVERSITY, KR
    113.198.134.0/23              113.198.0.0/16
    113.198.136.0/21              113.198.0.0/16
    113.198.144.0/22              113.198.0.0/16
    113.198.148.0/23              113.198.0.0/16
    113.198.176.0/22              113.198.0.0/16
    114.71.112.0/20               114.70.0.0/15
    210.125.144.0/20              210.125.128.0/17

Whois Entry

whois: 402332

IANA has recorded AS18158 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS18158\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
             
             % Information related to 'AS18158'
             
             % Abuse contact for 'AS18158' is 'irt@nic.or.kr'
             
             aut-num:        AS18158
             as-name:        CBNU-AS-KR
             descr:          CHUNGBUK NATIONAL UNIVERSITY
             country:        KR
             admin-c:        AM1342-AP
             tech-c:         AM1342-AP
             import:         from AS3786
                             action pref=100;
                             accept ANY
             import:         from AS4766
                             action pref=10;
                             accept ANY
             import:         from AS9270
                             action pref=100;
                             accept ANY
             export:         to AS3786
                             announce AS18158
             export:         to AS4766
                             announce AS18158
             export:         to AS9270
                             announce AS18158
             mnt-by:         MNT-KRNIC-AP
             mnt-irt:        IRT-KRNIC-KR
             last-modified:  2023-11-03T04:24:09Z
             source:         APNIC
             
             % Information related to 'AS18158'
             
             aut-num:        AS18158
             as-name:        CBNU-AS-KR-KR
             descr:          CHUNGBUK NATIONAL UNIVERSITY
             country:        KR
             import:         from 3786 action pref=100 accept ANY
             import:         from 4766 action pref=10 accept ANY
             import:         from 9270 action pref=100 accept ANY
             export:         to 3786 announce NEW
             export:         to 4766 announce NEW
             export:         to 9270 announce NEW
             admin-c:        YC444-KR
             tech-c:         NP444-KR
             mnt-by:         MNT-KRNIC-AP
             mnt-irt:        IRT-KRNIC-KR
             remarks:        This information has been partially mirrored by APNIC from
             remarks:        KRNIC. To obtain more specific information, please use the
             remarks:        KRNIC whois server at whois.kisa.or.kr.
             source:         KRNIC
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)