AS7562 HCN Dongjak 🇰🇷 KR

Announcing 138 prefixes, seen at the RIS collectors.

IPv4 prefixes

138

182,952 (715 × /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: AS7562
Name: HCN Dongjak
Organisation: KTHCN Dongjak
Country: 🇰🇷 KR
RIR: APNIC
Allocated: 1997-05-13
Network type: Cable/DSL/ISP
Traffic levels: 100-200Gbps
Scope: Asia Pacific
Peering policy: Open
Website: http://www.hcn.co.kr
PeeringDB: net/12261
Exchanges: 2
Facilities: 2

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

2 valid (1.4%) 0 invalid (0.0%) 136 no ROA (98.6%)

Whois

Fetched from whois.apnic.net

as-block:       AS7467 - AS7722
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

as-block:       AS7557 - AS7564
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:  2017-06-15T04:25:39Z
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:        AS7562
as-name:        HCNSEOCHO-AS-KR
descr:          HCN Dongjak
country:        KR
admin-c:        AM1793-AP
tech-c:         AM1793-AP
import:         from AS4670
                action pref=100;
                accept ANY
import:         from AS9848
                action pref=100;
                accept ANY
export:         to AS4670
                announce AS7562
export:         to AS9848
                announce AS7562
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2019-11-12T00:54:06Z
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:  2026-10-07T08:37:09Z
source:         APNIC

person:         AS Manager
address:        Seoul Seocho-gu Banpo-daero 19
country:        KR
phone:          +82-2-1877-8000
e-mail:         hcn_ipadm@kthcn.co.kr
nic-hdl:        AM1793-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2025-11-20T00:44:02Z
source:         APNIC

aut-num:        AS7562
as-name:        HCNSEOCHO-AS-KR-KR
descr:          HCN Dongjak
country:        KR
import:         from AS4670 action pref=100 accept ANY
import:         from AS9848 action pref=100 accept ANY
export:         to AS4670 announce AS7562
export:         to AS9848 announce AS7562
admin-c:        JJ41-KR
tech-c:         SK41-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:        Seoul Seocho-gu Banpo-daero 19
address:        HCN
country:        KR
phone:          +82-2-1877-8000
e-mail:         hcn_ipadm@kthcn.co.kr
nic-hdl:        JJ41-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:        Seoul Seocho-gu Banpo-daero 19
address:        HCN
country:        KR
phone:          +82-2-1877-8000
e-mail:         hcn_ipadm@kthcn.co.kr
nic-hdl:        SK41-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