18309 KOVAN-AS-KR Korea VAn Service Co.LTD, KR
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS3786 LGDACOM LG DACOM Corporation, KR
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 48362 AS18309 ORIGIN Originate: 512 /23.00 Transit: 0 /0.00 KOVAN-AS-KR Korea VAn Service Co.LTD, 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 % 20834 AS18309 KOVAN-AS-KR Korea VAn Service Co.LTD, KR 2 2 1 1 1 50.00% Prefix AS Path Aggregation Suggestion 203.231.12.0/23 4777 2497 3786 18309 + Announce - aggregate of 203.231.12.0/24 (4777 2497 3786 18309) and 203.231.13.0/24 (4777 2497 3786 18309) 203.231.12.0/24 4777 2497 3786 18309 - Withdrawn - aggregated with 203.231.13.0/24 (4777 2497 3786 18309) 203.231.13.0/24 4777 2497 3786 18309 - Withdrawn - aggregated with 203.231.12.0/24 (4777 2497 3786 18309)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS18309 2 More Specifics 2 Total Advertisements KOVAN-AS-KR Korea VAn Service Co.LTD, KR
203.231.12.0/24 203.231.0.0/16
203.231.13.0/24 203.231.0.0/16
whois: 402332
IANA has recorded AS18309 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS18309\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 'AS18294 - AS18343'
as-block: AS18294 - AS18343
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: 2017-06-15T04:25:42Z
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
% Information related to 'AS18309'
% Abuse contact for 'AS18309' is 'irt@nic.or.kr'
aut-num: AS18309
as-name: KOVAN-AS-KR
descr: Korea VAn Service Co.LTD
country: KR
admin-c: AM1440-AP
tech-c: AM1440-AP
import: from AS3786
action pref=10;
accept ANY
import: from AS3976
action pref=10;
accept ANY
export: to AS3786
announce AS18309
export: to AS3976
announce AS18309
default: to AS3786
action pref=100;
networks ANY
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2016-10-13T05:20:11Z
source: APNIC
irt: IRT-KRNIC-KR
address: 9, Jinheung-gil, Naju-si, Jeollanam-do
e-mail: irt@nic.or.kr
abuse-mailbox: irt@nic.or.kr
admin-c: IM574-AP
tech-c: IM574-AP
auth: # Filtered
remarks: irt@nic.or.kr was validated on 2020-04-09
mnt-by: MNT-KRNIC-AP
last-modified: 2025-09-04T01:00:01Z
source: APNIC
person: AS Manager
address: Seoul Gangnam-gu Dogok-ro 6-gil 10
country: KR
phone: +82-70-7547-5340
e-mail: network@kovan.com
nic-hdl: AM1440-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2019-12-02T00:23:54Z
source: APNIC
% Information related to 'AS18309'
aut-num: AS18309
as-name: KOVAN-AS-KR-KR
descr: Korea VAn Service Co.LTD
country: KR
import: from AS3786 action pref=10 accept ANY
import: from AS3976 action pref=10 accept ANY
export: to AS3786 announce AS18309
export: to AS3976 announce AS18309
admin-c: EH471-KR
tech-c: EH471-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
person: AS Manager
address: Seoul Gangnam-gu Dogok-ro 6-gil 10
address: KOVAN
country: KR
phone: +82-70-7547-5340
e-mail: network@kovan.com
nic-hdl: EH471-KR
mnt-by: MNT-KRNIC-AP
changed: hostmaster@nic.or.kr 20240912
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-AU5)