AS45400 Korea Telecom 🇰🇷 KR
Announcing 481 prefixes, seen at the RIS collectors.
IPv4 prefixes
481
43,040 (168 × /24)
IPv6 prefixes
0
-
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
8
transit customers observed
Customer cone
9
ASes reachable through it
Registry and operator data
- AS number
- AS45400
- Name
- Korea Telecom
- Organisation
- Korea Telecom
- Country
- 🇰🇷 KR
- RIR
- APNIC
- Allocated
- 2008-08-19
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Whois
Fetched from whois.apnic.net
as-block: AS45056 - AS46079
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: 2009-09-29T05:48:11Z
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: AS45360 - AS45409
descr: KRNIC-ASBLOCK-AP
descr: KRNIC
descr: Korea Network Information Center
country: KR
admin-c: HM127-AP
tech-c: HM127-AP
remarks: Block of 50 AS numbers from AS45360 - AS45409
remarks: for assignment to KRNIC members
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: 2008-09-04T06:40:26Z
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
aut-num: AS45400
as-name: NICNET
descr: Korea Telecom
country: KR
admin-c: AM1765-AP
tech-c: AM1765-AP
import: from AS17841
action pref=10;
accept ANY
import: from AS23577
action pref=100;
accept ANY
export: to AS17841
announce AS45400
export: to AS23577
announce AS45400
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2021-09-07T06:10:03Z
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: Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
country: KR
phone: +82-2-500-6630
e-mail: kornet_ip@kt.com
nic-hdl: AM1765-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2021-09-07T06:10:04Z
source: APNIC
aut-num: AS45400
as-name: NICNET-KR
descr: Korea Telecom
country: KR
import: from 23577 action pref=100 accept ANY
import: from 17841 action pref=10 accept ANY
export: to 23577 announce NEW
export: to 17841 announce NEW
admin-c: BJ2222-KR
tech-c: BJ2222-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 Bundang-gu, Seongnam-si Buljeong-ro 90
address: KT Head Office
country: KR
phone: +82-2-500-6630
e-mail: kornet_ip@kt.com
nic-hdl: BJ2222-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