AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
KRCERT-AS-KR Korea Internet Security Agency 18 0 1,536 0 Republic of Korea
1,536 IPv4 Addresses
CIDR Description IP Num
121.133.41.0/24 KORNET Korea Telecom 256
180.222.220.0/24 KRNIC-NET Korea Internet Security Agency 256
192.5.90.0/30 KRNIC-NET Korea Internet Security Agency 4
192.5.90.0/24 KRNIC-NET Korea Internet Security Agency 256
192.5.90.8/30 KRNIC-NET Korea Internet Security Agency 4
192.5.90.16/28 KRNIC-NET Korea Internet Security Agency 16
192.5.90.32/28 KRNIC-NET Korea Internet Security Agency 16
192.5.90.48/28 KRNIC-NET Korea Internet Security Agency 16
192.5.90.64/30 KRNIC-NET Korea Internet Security Agency 4
192.5.90.68/30 KRNIC-NET Korea Internet Security Agency 4
192.5.90.72/30 KRNIC-NET Korea Internet Security Agency 4
192.5.90.76/30 KRNIC-NET Korea Internet Security Agency 4
192.5.90.96/28 KRNIC-NET Korea Internet Security Agency 16
192.5.90.112/28 KRNIC-NET Korea Internet Security Agency 16
192.5.90.128/25 KRNIC-NET Korea Internet Security Agency 128
192.132.247.0/24 KRNIC-NET Korea Internet Security Agency 256
192.203.140.0/24 KRNIC-NET Korea Internet Security Agency 256
221.149.161.0/24 KORNET Korea Telecom 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS4766 KIXS-AS-KR - Korea Telecom, KR Republic of Korea 45,521,028 148,453,851,136 IPv4 IPv4
AS9318 SKB-AS - SK Broadband Co Ltd, KR Republic of Korea 14,675,968 8,590,000,128 IPv4 IPv4
AS9457 DREAMX-AS - DREAMLINE CO., KR Republic of Korea 927,488 0 IPv4 IPv4
IP Address Domain NUMs Domains
192.5.90.129 1 ns3.krcert.or.kr
192.5.90.154 1 cshare.krcert.or.kr
as-block:       AS9216 - 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:  2009-05-19T07:00:23Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         [email protected]
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         [email protected]
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC


as-block:       AS9628 - AS9647
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:  2017-06-15T04:25:41Z
source:         APNIC

person:         Host Master
address:        Jeollanam-do Naju-si Jinheung-gil
country:        KR
phone:          +82-2-405-5118
e-mail:         [email protected]
nic-hdl:        HM127-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2019-05-22T01:20:31Z
source:         APNIC



aut-num:        AS9640
as-name:        KRCERT-AS-KR
descr:          Korea Internet Security Agency
country:        KR
admin-c:        AM802-AP
tech-c:         AM802-AP
import:         from AS4766
                action pref=1;
                accept ANY
import:         from AS9318
                action pref=1;
                accept ANY
export:         to AS9318
                announce AS9640
export:         to AS4766
                announce AS9640
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2017-03-23T05:14:51Z
source:         APNIC

irt:            IRT-KRNIC-KR
address:        Jeollanam-do Naju-si Jinheung-gil
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        IM574-AP
tech-c:         IM574-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2019-10-01
mnt-by:         MNT-KRNIC-AP
last-modified:  2019-10-01T08:41:39Z
source:         APNIC

person:         AS Manager
address:        Jeollanam-do Naju-si Jinheung-gil
country:        KR
phone:          +82-2-405-5118
e-mail:         [email protected]
nic-hdl:        AM802-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2017-08-07T00:55:25Z
source:         APNIC


aut-num:        AS9640
as-name:        KRCERT-AS-KR-KR
descr:          Korea Internet Security Agency
country:        KR
import:         from AS9318 action pref=1 accept ANY
import:         from AS4766 action pref=1 accept ANY
export:         to AS4766 announce AS9640
export:         to AS9318 announce AS9640
admin-c:        JS120-KR
tech-c:         JS120-KR
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
changed:        [email protected]
source:         KRNIC

person:         AS Manager
address:        Jeollanam-do Naju-si Jinheung-gil
address:        9
country:        KR
phone:          +82-2-405-5118
e-mail:         [email protected]
nic-hdl:        JS120-KR
mnt-by:         MNT-KRNIC-AP
changed:        [email protected]
source:         KRNIC