AS23668 TECH UNIVERSITY OF KOREA 🇰🇷 KR

Announcing 26 prefixes, seen at the RIS collectors.

IPv4 prefixes

9,504 (37 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS23668
Name: TECH UNIVERSITY OF KOREA
Organisation: TECH UNIVERSITY OF KOREA
Country: 🇰🇷 KR
RIR: APNIC
Allocated: 2003-03-12

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 26 no ROA (100.0%)

Whois

Fetched from whois.apnic.net

as-block:       AS23552 - AS24575
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
remarks:        AS23889 has been transfered to AfriNIC
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-29T06:04:16Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
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:  2026-08-26T00:40:00Z
source:         APNIC

as-block:       AS23644 - AS23690
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:  2008-09-04T06:40:26Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
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:  2026-08-26T00:40:00Z
source:         APNIC

aut-num:        AS23668
as-name:        KPU-AS-KR
descr:          TECH UNIVERSITY OF KOREA
country:        KR
admin-c:        AM1351-AP
tech-c:         AM1351-AP
import:         from AS4766
                action pref=10;
                accept ANY
import:         from AS9950
                action pref=100;
                accept ANY
export:         to AS4766
                announce AS23668
export:         to AS9950
                announce AS23668
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2025-12-02T01:08:02Z
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:  2026-10-07T08:37:09Z
source:         APNIC

person:         AS Manager
address:        Gyeonggi-do Siheung-si Sangidaehak-ro 237
country:        KR
phone:          +82-31-8041-0273
e-mail:         mslee@kpu.ac.kr
nic-hdl:        AM1351-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2019-04-10T08:34:02Z
source:         APNIC

aut-num:        AS23668
as-name:        KPU-AS-KR-KR
descr:          TECH UNIVERSITY OF KOREA
country:        KR
import:         from 9950 action pref=100 accept ANY
import:         from 4766 action pref=10 accept ANY
export:         to 9950 announce NEW
export:         to 4766 announce NEW
admin-c:        YC546-KR
tech-c:         ES546-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:        Gyeonggi-do Siheung-si Sangidaehak-ro 237
address:        null
country:        KR
phone:          +82-31-8041-0273
e-mail:         mslee@kpu.ac.kr
nic-hdl:        ES546-KR
mnt-by:         MNT-KRNIC-AP
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:        Gyeonggi-do Siheung-si Sangidaehak-ro 237
address:
country:        KR
phone:          +82-31-8041-0273
e-mail:         mslee@kpu.ac.kr
nic-hdl:        YC546-KR
mnt-by:         MNT-KRNIC-AP
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