AS4665 Yonsei University 🇰🇷 KR
Announcing 33 prefixes, seen at the RIS collectors.
IPv4 prefixes
33
148,992 (582 × /24)
IPv6 prefixes
0
-
Upstreams
3
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS4665
- Name
- Yonsei University
- Organisation
- Yonsei University
- Country
- 🇰🇷 KR
- RIR
- APNIC
- Allocated
- 2004-12-17
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Whois
Fetched from whois.apnic.net
as-block: AS4608 - AS4865
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: 2019-05-20T03:52:26Z
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: AS4665
as-name: YONSEI-AS-KR
descr: Yonsei University
country: KR
admin-c: AM1858-AP
tech-c: AM1858-AP
import: from AS3786
action pref=100;
accept ANY
import: from AS4766
action pref=10;
accept ANY
export: to AS3786
announce AS4665
export: to AS4766
announce AS4665
default: to AS4766
action pref=10;
networks ANY
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2016-11-28T08:01:42Z
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: 2026-08-12T06:19:00Z
source: APNIC
person: AS Manager
address: Seoul Seodaemun-gu Yonsei-ro 50
country: KR
phone: +82-2-2123-3411
e-mail: network@yonsei.ac.kr
nic-hdl: AM1858-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2016-11-28T08:01:10Z
source: APNIC
aut-num: AS4665
as-name: YONSEI-AS-KR-KR
descr: Yonsei University
country: KR
import: from AS4766 action pref=10 accept ANY
import: from AS3786 action pref=100 accept ANY
export: to AS4766 announce AS4665
export: to AS3786 announce AS4665
admin-c: PJ19-KR
tech-c: SW19-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 Seodaemun-gu Yonsei-ro 50
address: Yonsei University
country: KR
phone: +82-2-2123-3411
e-mail: network@yonsei.ac.kr
nic-hdl: PJ19-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: Seoul Seodaemun-gu Yonsei-ro 50
address: Yonsei University
country: KR
phone: +82-2-2123-3411
e-mail: network@yonsei.ac.kr
nic-hdl: SW19-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