9977 KISACERT-AS-KR Korea Internet Security Agency, 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 47920 AS9977 ORIGIN Originate: 512 /23.00 Transit: 0 /0.00 KISACERT-AS-KR Korea Internet Security Agency, 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 % 20292 AS9977 KISACERT-AS-KR Korea Internet Security Agency 2 2 1 1 1 50.00% Prefix AS Path Aggregation Suggestion 218.37.130.0/23 4777 2516 3786 9977 + Announce - aggregate of 218.37.130.0/24 (4777 2516 3786 9977) and 218.37.131.0/24 (4777 2516 3786 9977) 218.37.130.0/24 4777 2516 3786 9977 - Withdrawn - aggregated with 218.37.131.0/24 (4777 2516 3786 9977) 218.37.131.0/24 4777 2516 3786 9977 - Withdrawn - aggregated with 218.37.130.0/24 (4777 2516 3786 9977)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS9977 2 More Specifics 2 Total Advertisements KISACERT-AS-KR Korea Internet Security Agency, KR
218.37.130.0/24 218.37.128.0/18
218.37.131.0/24 218.37.128.0/18
whois: 402332
IANA has recorded AS9977 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS9977\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS9249 - AS10239'
as-block: AS9249 - AS10239
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: 2022-09-22T22:36:45Z
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 'AS9943 - AS9982'
as-block: AS9943 - AS9982
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: 2017-06-15T04:25:41Z
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 'AS9977'
% Abuse contact for 'AS9977' is 'irt@nic.or.kr'
aut-num: AS9977
as-name: KISACERT-AS-KR
descr: Korea Internet Security Agency
country: KR
admin-c: AM2139-AP
tech-c: AM2139-AP
import: from AS3786
action pref=1;
accept ANY
import: from AS4766
action pref=1;
accept ANY
export: to AS4766
announce AS9977
export: to AS3786
announce AS9977
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2022-12-02T00:12:06Z
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: Jeollanam-do Naju-si Jinheung-gil
country: KR
phone: +82-2-405-5118
e-mail: hostmaster@nic.or.kr
nic-hdl: AM2139-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2017-12-21T04:23:54Z
source: APNIC
% Information related to 'AS9977'
aut-num: AS9977
as-name: KISACERT-AS-KR-KR
descr: Korea Internet Security Agency
country: KR
import: from AS3786 action pref=1 accept ANY
import: from AS4766 action pref=1 accept ANY
export: to AS4766 announce AS9977
export: to AS3786 announce AS9977
admin-c: AM120-KR
tech-c: AM120-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: Jeollanam-do Naju-si Jinheung-gil
address: 9
country: KR
phone: +82-2-405-5118
e-mail: hostmaster@nic.or.kr
nic-hdl: AM120-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)