AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
SKB-GOV-KR SK Broadband Co Ltd 24 0 44,808 0 Republic of Korea
44,808 IPv4 Addresses
CIDR Description IP Num
125.61.0.0/17 broadNnet SK Broadband Co Ltd 32768
125.61.12.240/28 broadNnet SK Broadband Co Ltd 16
125.61.42.0/29 broadNnet SK Broadband Co Ltd 8
125.61.64.48/29 broadNnet SK Broadband Co Ltd 8
125.61.64.64/28 broadNnet SK Broadband Co Ltd 16
125.61.72.8/29 broadNnet SK Broadband Co Ltd 8
125.61.96.0/24 broadNnet SK Broadband Co Ltd 256
125.61.97.0/24 broadNnet SK Broadband Co Ltd 256
125.61.114.0/27 broadNnet SK Broadband Co Ltd 32
125.61.115.0/24 broadNnet SK Broadband Co Ltd 256
125.61.120.16/28 broadNnet SK Broadband Co Ltd 16
125.61.120.64/26 broadNnet SK Broadband Co Ltd 64
175.122.90.0/24 broadNnet SK Broadband Co Ltd 256
175.122.90.64/28 broadNnet SK Broadband Co Ltd 16
175.122.91.0/24 broadNnet SK Broadband Co Ltd 256
175.122.92.0/22 broadNnet SK Broadband Co Ltd 1024
175.122.96.0/19 broadNnet SK Broadband Co Ltd 8192
175.123.232.0/22 broadNnet SK Broadband Co Ltd 1024
175.123.236.0/24 broadNnet SK Broadband Co Ltd 256
175.123.237.0/24 broadNnet SK Broadband Co Ltd 256
175.123.238.0/24 broadNnet SK Broadband Co Ltd 256
203.243.15.0/24 KORNET Korea Telecom 256
203.243.16.0/24 KORNET Korea Telecom 256
221.139.246.0/29 broadNnet SK Broadband Co Ltd 8
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS17841 NCIA-AS-KR - NATIONAL INFORMATION RESOURCES SERVICE, KR Republic of Korea 209,376 0 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS10044 RDA-AS-KR - Rural Development Administration (RDA), KR Republic of Korea 1,936 0 IPv4 IPv4
AS10051 MICNET-AS-KR - Korea Post Information Center, KR Republic of Korea 896 0 IPv4 IPv4
AS10063 KMA-AS - Korea Meteorological Administration, KR Republic of Korea 2,568 0 IPv4 IPv4
AS38682 NIERNET-AS-KR - National Institute of Environmental Research, KR Republic of Korea 768 0 IPv4 IPv4
AS45999 CAR - Korea Transportation Safety Authority, KR Republic of Korea 256 0 IPv4 IPv4
IP Address Domain NUMs Domains
125.61.10.10 2 hangeul.go.kr
125.61.10.11 2 hangeul.go.kr
125.61.10.12 1 mail2.hangeul.go.kr
125.61.10.13 1 w.hangeul.go.kr
125.61.10.14 1 mail.hangeul.go.kr
125.61.10.15 1 nuri.hangeul.go.kr
125.61.10.17 1 learning.hangeul.go.kr
125.61.10.21 1 archives.hangeul.go.kr
125.61.10.25 1 ns.hangeulmuseum.org
125.61.10.26 1 ns2.hangeulmuseum.org
as-block:       AS23552 - AS23601
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 AS23552to AS23601
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:         [email protected]
nic-hdl:        HM127-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2019-05-22T01:20:31Z
source:         APNIC


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:        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



aut-num:        AS23575
as-name:        SKB-GOV-KR
descr:          SK Broadband Co Ltd
country:        KR
admin-c:        AM1840-AP
tech-c:         AM1840-AP
import:         from AS9318
                action pref=100;
                accept ANY
import:         from AS4766
                action pref=100;
                accept ANY
export:         to AS4766
                announce AS23575
export:         to AS9318
                announce AS23575
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2019-04-11T00:26:02Z
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:        Seoul Jung-gu Toegye-ro 24
country:        KR
phone:          +82-2-1600-0108
e-mail:         [email protected]
nic-hdl:        AM1840-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2019-04-11T00:26:03Z
source:         APNIC


aut-num:        AS23575
as-name:        SKB-GOV-KR-KR
descr:          SK Broadband Co Ltd
country:        KR
import:         from AS9318 action pref=100 accept ANY
import:         from AS4766 action pref=100 accept ANY
export:         to AS4766 announce AS23575
export:         to AS9318 announce AS23575
admin-c:        MY530-KR
tech-c:         SK530-KR
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
changed:        [email protected]
source:         KRNIC

person:         AS Manager
address:        Seoul Jung-gu Toegye-ro 24
address:        SK Namsan Green Bldg.
country:        KR
phone:          +82-2-1600-0108
e-mail:         [email protected]
nic-hdl:        MY530-KR
mnt-by:         MNT-KRNIC-AP
changed:        [email protected]
source:         KRNIC

person:         AS Manager
address:        Seoul Jung-gu Toegye-ro 24
address:        SK Namsan Green Bldg.
country:        KR
phone:          +82-2-1600-0108
e-mail:         [email protected]
nic-hdl:        SK530-KR
mnt-by:         MNT-KRNIC-AP
changed:        [email protected]
source:         KRNIC