9521 KATECH-AS-KR-KR - Korea Automotive Technology Institute, KR
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS9318 SKB-AS-KR - SK Broadband Co Ltd, KR
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 32255 AS9521 ORIGIN Originate: 1280 /21.68 Transit: 0 /0.00 KATECH-AS-KR-KR - Korea Automotive Technology Institute, 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 % 12096 AS9521 KATECH-AS-KR-KR - Korea Automotive Technology 5 4 1 2 3 60.00% Prefix AS Path Aggregation Suggestion 203.250.184.0/22 4777 2516 9318 9521 + Announce - aggregate of 203.250.184.0/23 (4777 2516 9318 9521) and 203.250.186.0/23 (4777 2516 9318 9521) 203.250.184.0/24 4777 2516 9318 9521 - Withdrawn - aggregated with 203.250.185.0/24 (4777 2516 9318 9521) 203.250.185.0/24 4777 2516 9318 9521 - Withdrawn - aggregated with 203.250.184.0/24 (4777 2516 9318 9521) 203.250.186.0/24 4777 2516 9318 9521 - Withdrawn - aggregated with 203.250.187.0/24 (4777 2516 9318 9521) 203.250.187.0/24 4777 2516 9318 9521 - Withdrawn - aggregated with 203.250.186.0/24 (4777 2516 9318 9521) 210.219.46.0/24 4777 2516 9318 9521
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS9521 5 More Specifics 5 Total Advertisements KATECH-AS-KR-KR - Korea Automotive Technology Institute, KR
203.250.184.0/24 203.250.128.0/17
203.250.185.0/24 203.250.128.0/17
203.250.186.0/24 203.250.128.0/17
203.250.187.0/24 203.250.128.0/17
210.219.46.0/24 210.219.32.0/19
whois: 402603
IANA has recorded AS9521 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS9521\n % [whois.apnic.net]
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% 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
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admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
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notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS9521 - AS9532'
as-block: AS9521 - AS9532
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: 2017-06-15T04:25:40Z
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 'AS9521'
% Abuse contact for 'AS9521' is 'irt@nic.or.kr'
aut-num: AS9521
as-name: KATECH-AS-KR
descr: Korea Automotive Technology Institute
country: KR
admin-c: AM1904-AP
tech-c: AM1904-AP
import: from AS1237
action pref=10;
accept ANY
import: from AS4766
action pref=100;
accept ANY
export: to AS1237
announce AS9521
export: to AS4766
announce AS9521
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2020-11-04T01:28:02Z
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: 303 Pungse-ro, Pungse-myeon, Dongnam-gu, Cheonan-si, Chungcheongnam-do
country: KR
phone: +82-41-559-3039
e-mail: shkim3@katech.re.kr
nic-hdl: AM1904-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2023-09-05T01:10:04Z
source: APNIC
% Information related to 'AS9521'
aut-num: AS9521
as-name: KATECH-AS-KR-KR
descr: Korea Automotive Technology Institute
country: KR
import: from AS4766 action pref=100 accept ANY
import: from AS1237 action pref=10 accept ANY
export: to AS4766 announce AS9521
export: to AS1237 announce AS9521
admin-c: JJ84-KR
tech-c: WP84-KR
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
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
person: AS Manager
address: 303 Pungse-ro, Pungse-myeon, Dongnam-gu, Cheonan-si, Chungcheongnam-do
address: KATECH
country: KR
phone: +82-41-559-3039
e-mail: shkim3@katech.re.kr
nic-hdl: JJ84-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
person: AS Manager
address: 303 Pungse-ro, Pungse-myeon, Dongnam-gu, Cheonan-si, Chungcheongnam-do
address: KATECH
country: KR
phone: +82-41-559-3039
e-mail: shkim3@katech.re.kr
nic-hdl: WP84-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
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