AS Number
AS17579
AS Name
KREONET2-AS-KR
Org Name
KISTI
Country / Region
Republic of Korea
Registry

apnic

RegDate

Updated

2019-01-08T23:22:27Z

AS17579 Looking Glass
IPv4Prefixes

28

IPv6Prefixes

15

IPv4 NUMs

7,168

IPv6 NUMs(/64)

65,546

CIDR Description IP Num
134.75.1.0/24
IRR InValid
KREONet KISTI 256
134.75.15.0/24
IRR Valid
KREONet KISTI 256
134.75.16.0/24
IRR Valid
KREONet KISTI 256
134.75.101.0/24
IRR InValid
KREONet KISTI 256
134.75.102.0/24
IRR InValid
KREONet KISTI 256
134.75.103.0/24
IRR Valid
KREONet KISTI 256
134.75.105.0/24
IRR Valid
KREONet KISTI 256
134.75.107.0/24
IRR Valid
KREONet KISTI 256
134.75.108.0/24
IRR Valid
KREONet KISTI 256
134.75.123.0/24
IRR Valid
KREONet KISTI 256
134.75.124.0/24
IRR Valid
KREONet KISTI 256
134.75.125.0/24
IRR Valid
KREONet KISTI 256
134.75.126.0/24
IRR Valid
KREONet KISTI 256
134.75.127.0/24
IRR Valid
KREONet KISTI 256
134.75.128.0/24
IRR Valid
KREONet KISTI 256
134.75.129.0/24
IRR InValid
KREONet KISTI 256
134.75.130.0/24
IRR InValid
KREONet KISTI 256
134.75.131.0/24
IRR InValid
KREONet KISTI 256
134.75.132.0/24
IRR InValid
KREONet KISTI 256
134.75.200.0/24
IRR Valid
KREONet KISTI 256
134.75.203.0/24
IRR InValid
KREONet KISTI 256
134.75.207.0/24
IRR InValid
KREONet KISTI 256
134.75.252.0/24
IRR InValid
KREONet KISTI 256
134.75.253.0/24
IRR Valid
KREONet KISTI 256
134.75.254.0/24
IRR Valid
KREONet KISTI 256
203.230.1.0/24
IRR Valid
KREONet KISTI 256
210.119.23.0/24
IRR Valid
KREONet KISTI 256
210.119.127.0/24
IRR Valid
KREONet KISTI 256
CIDR Description IP NUMs(prefix /64)
2001:320:11:102::/64
IRR InValid
KREONet KISTI 1
2001:320:15::/48
IRR InValid
KREONet KISTI 65536
2001:320:15:123::/64
IRR InValid
KREONet KISTI 1
2001:320:15:124::/64
IRR InValid
KREONet KISTI 1
2001:320:15:125::/64
IRR InValid
KREONet KISTI 1
2001:320:15:127::/64
IRR InValid
KREONet KISTI 1
2001:320:1b00:200::/64
IRR InValid
KREONet KISTI 1
2001:320:1b00:520::/64
IRR InValid
KREONet KISTI 1
2001:320:1b00:532::/64
IRR InValid
KREONet KISTI 1
2001:320:1b00:542::/64
IRR InValid
KREONet KISTI 1
2001:320:1b00:552::/64
IRR InValid
KREONet KISTI 1
2001:320:1b00:562::/64
IRR InValid
KREONet KISTI 1
2001:320:1b00:601::/64
IRR InValid
KREONet KISTI 1
2001:320:1b00:603::/64
IRR InValid
KREONet KISTI 1
2001:320:1b00:604::/64
IRR InValid
KREONet KISTI 1
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13,568 2,293,760 IPv4 IPv4 IPv6 IPv6
AS4635 HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK Hong Kong 2,048 1 IPv4 IPv4 IPv6 IPv6
AS1 LVLT-1 - Level 3 Parent, LLC, US United States 6,912 4,294,967,296 IPv6 IPv6
AS9930 TTNET-MY - TT DOTCOM SDN BHD, MY Malaysia 741,888 4,295,098,368 IPv6 IPv6
AS101 WASH-NSF-AS - University of Washington, US United States 8,448 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS293 ESNET - ESnet, US United States 140,800 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS513 CERN - CERN - European Organization for Nuclear Research, CH Switzerland 354,816 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,154,816 90,194,444,288 IPv4 IPv4 IPv6 IPv6
AS11537 INTERNET2-RESEARCH-EDU - Internet2, US United States 9,984 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,233,472 215,834,689,537 IPv4 IPv4 IPv6 IPv6
AS7497 CSTNET-AS-AP - CNIC-CAS, CN China 867,840 77,309,411,328 IPv4 IPv4
AS23911 CNGI-BJIX-AS-AP - China Next Generation Internet Beijing IX, CN China 512 4,295,032,835 IPv4 IPv4
AS24489 TEIN2-NORTH-AP - Trans-Eurasia Information Network (TEIN2) - North, CN China 4,096 4,294,967,296 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS38022 REANNZ-NZ-AP - Research and Education Advanced Network New Zealand, NZ New Zealand 17,664 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 42,496 17,179,869,184 IPv4 IPv4
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8,819,968 8,589,934,595 IPv6 IPv6
AS2153 CENIC-2153 - CENIC, US United States 4,608 16,842,752 IPv4 IPv4 IPv6 IPv6
AS3662 HARNET - Joint Universities Computer Centre Limited, HK Hong Kong 1,792 4,294,967,298 IPv4 IPv4 IPv6 IPv6
AS134148 SINGAREN-GIX-AS-AP-2 - SingAREN, SG Singapore 512 65,536 IPv4 IPv4
AS45796 UIH-BBCONNECT-AS-AP - UIH / BB Connect, TH Thailand 2,048 4,294,967,296 IPv6 IPv6
AS6509 CANARIE-NTN - CANARIE Inc, CA Canada 768 4,294,967,299 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4 IPv6 IPv6
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 1,024 553,648,128 IPv4 IPv4 IPv6 IPv6
AS24490 TEIN2-SG-AP - Trans-Eurasia Information Network (TEIN2) - SG, CN China 2,048 2,147,483,648 IPv4 IPv4 IPv6 IPv6
AS137207 JUCC-AS-AP - Joint Universities Computer Centre Limited, HK Hong Kong 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS1237 KREONET-AS-KR - KISTI, KR Republic of Korea 299,776 4,294,967,296 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US United States 81,099,776 601,571,196,928 IPv4 IPv4 IPv6 IPv6
AS15169 GOOGLE - Google LLC, US United States 2,615,808 47,261,417,472 IPv4 IPv4 IPv6 IPv6
AS22335 MREN - Metropolitan Research and Education Network, US United States 256 0 IPv4 IPv4
AS101 WASH-NSF-AS - University of Washington, US United States 8,448 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS513 CERN - CERN - European Organization for Nuclear Research, CH Switzerland 354,816 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS2603 NORDUNET - NORDUnet, DK Denmark 9,728 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS7497 CSTNET-AS-AP - CNIC-CAS, CN China 867,840 77,309,411,328 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS24489 TEIN2-NORTH-AP - Trans-Eurasia Information Network (TEIN2) - North, CN China 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS4635 HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK Hong Kong 2,048 1 IPv6 IPv6
AS1103 SURFNET-NL - SURF B.V., NL Netherlands 7,200,000 34,359,869,440 IPv4 IPv4 IPv6 IPv6
AS6509 CANARIE-NTN - CANARIE Inc, CA Canada 768 4,294,967,299 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,233,472 215,834,689,537 IPv4 IPv4 IPv6 IPv6
AS293 ESNET - ESnet, US United States 140,800 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS1237 KREONET-AS-KR - KISTI, KR Republic of Korea 299,776 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4 IPv6 IPv6
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 1,024 553,648,128 IPv4 IPv4 IPv6 IPv6
AS9695 KOEXP-AS-KR - KISTI, KR Republic of Korea 1,280 0 IPv4 IPv4
AS24490 TEIN2-SG-AP - Trans-Eurasia Information Network (TEIN2) - SG, CN China 2,048 2,147,483,648 IPv4 IPv4 IPv6 IPv6
AS59624 KIAE-COMPUTING-AS - National Research Center "Kurchatov Institute", RU Russian Federation 8,448 65,536 IPv4 IPv4 IPv6 IPv6
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8,819,968 8,589,934,595 IPv6 IPv6
AS32361 ULTRALIGHT - UltraLight, US United States 1,024 4,295,032,832 IPv6 IPv6
AS38022 REANNZ-NZ-AP - Research and Education Advanced Network New Zealand, NZ New Zealand 17,664 8,589,934,592 IPv6 IPv6
AS137207 JUCC-AS-AP - Joint Universities Computer Centre Limited, HK Hong Kong 1,024 4,294,967,296 IPv6 IPv6
AS11537 INTERNET2-RESEARCH-EDU - Internet2, US United States 9,984 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS3661 ERX-CUHKNET - The Chinese University of Hong Kong, HK Hong Kong 73,984 4,295,032,832 IPv6 IPv6
AS2153 CENIC-2153 - CENIC, US United States 4,608 16,842,752 IPv4 IPv4 IPv6 IPv6
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,154,816 90,194,444,288 IPv6 IPv6
AS3662 HARNET - Joint Universities Computer Centre Limited, HK Hong Kong 1,792 4,294,967,298 IPv6 IPv6
AS7539 TWAREN-TW - National Center for High-performance Computing, TW Taiwan 86,528 4,294,967,296 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
Hong Kong HKIX - Hong Kong Internet Exchange 123.255.91.237 100 Gbps 2021-07-08 08:39:23

Private Peering Facilities

Country / Region Name City Website Updated
MEGA-i (iAdvantage Hong Kong) Hong Kong http://www.iadvantage.net/ 2016-03-14 21:18:01
Digital Realty Seattle SEA10 Seattle https://www.digitalrealty.com 2016-03-14 21:18:01
Northwestern University co-location facility Chicago http://www.startap.net/starlight/ENGINEERING/network_operations.html 2016-03-14 20:37:52
Digital Realty AMS9 - Amsterdam Amsterdam https://www.digitalrealty.com/data-centers/amsterdam/science-park-121-schiphol-rijk-netherlands 2021-07-08 08:46:17
Equinix SG1 - Singapore Singapore https://www.equinix.com/locations/singapore-colocation/singapore-data-center/sg1/ 2024-02-06 08:54:01

Whois Record

as-block AS17408 - AS17651

as-block
descr
APNIC ASN block
remarks
These AS numbers are further assigned by APNIC
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
2019-01-08T23:22:27Z
source
APNIC

role APNIC Hostmaster

role
APNIC Hostmaster
address
PO Box 3646
South Brisbane
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 AS17567 - AS17616

as-block
descr
KRNIC-ASBLOCK-AP
KRNIC
Korea Network Information Center
country
KR
admin-c
HM127-AP
tech-c
HM127-AP
remarks
Authoritative information regarding AS Number
assignments made from within this block can also be
queried at whois.nic.or.kr
mnt-by
APNIC-HM
mnt-lower
MNT-KRNIC-AP
last-modified
2017-06-15T04:25:42Z
source
APNIC

person Host Master

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 AS17579

aut-num
as-name
KREONET2-AS-KR
descr
KISTI
country
KR
admin-c
AM1941-AP
tech-c
AM1941-AP
import
from AS1237
from AS9270
export
mnt-by
MNT-KRNIC-AP
mnt-irt
IRT-KRNIC-KR
last-modified
2020-03-13T08:08:02Z
source
APNIC
                action pref=10;
                accept ANY
                action pref=10;
                accept ANY
                announce AS17579
                announce AS17579

irt IRT-KRNIC-KR

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

person
AS Manager
address
Daejeon Yuseong-gu Daehak-ro 245
country
KR
phone
+82-42-869-0707
e-mail
noc@kreonet.net
nic-hdl
AM1941-AP
mnt-by
MNT-KRNIC-AP
last-modified
2024-11-05T00:18:03Z
source
APNIC

aut-num AS17579

aut-num
as-name
KREONET2-AS-KR-KR
descr
KISTI
country
KR
import
from AS9270 action pref=10 accept ANY
from AS1237 action pref=10 accept ANY
export
to AS9270 announce AS17579
to AS1237 announce AS17579
admin-c
IH349-KR
tech-c
HL349-KR
mnt-by
MNT-KRNIC-AP
mnt-irt
IRT-KRNIC-KR
remarks
This information has been partially mirrored by APNIC from
KRNIC. To obtain more specific information, please use the
KRNIC whois server at whois.kisa.or.kr.
source
KRNIC

person AS Manager

person
AS Manager
address
Daejeon Yuseong-gu Daehak-ro 245
KISTI
country
KR
phone
+82-42-869-0707
e-mail
noc@kreonet.net
nic-hdl
HL349-KR
mnt-by
MNT-KRNIC-AP
remarks
This information has been partially mirrored by APNIC from
KRNIC. To obtain more specific information, please use the
KRNIC whois server at whois.kisa.or.kr.
source
KRNIC

person AS Manager

person
AS Manager
address
Daejeon Yuseong-gu Daehak-ro 245
KISTI
country
KR
phone
+82-42-869-0707
e-mail
noc@kreonet.net
nic-hdl
IH349-KR
mnt-by
MNT-KRNIC-AP
remarks
This information has been partially mirrored by APNIC from
KRNIC. To obtain more specific information, please use the
KRNIC whois server at whois.kisa.or.kr.
source
KRNIC

as-block:       AS17408 - AS17651
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:  2019-01-08T23:22:27Z
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:       AS17567 - AS17616
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:  2017-06-15T04:25:42Z
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:        AS17579
as-name:        KREONET2-AS-KR
descr:          KISTI
country:        KR
admin-c:        AM1941-AP
tech-c:         AM1941-AP
import:         from AS1237
                action pref=10;
                accept ANY
import:         from AS9270
                action pref=10;
                accept ANY
export:         to AS1237
                announce AS17579
export:         to AS9270
                announce AS17579
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2020-03-13T08:08:02Z
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:        Daejeon Yuseong-gu Daehak-ro 245
country:        KR
phone:          +82-42-869-0707
e-mail:         noc@kreonet.net
nic-hdl:        AM1941-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2024-11-05T00:18:03Z
source:         APNIC


aut-num:        AS17579
as-name:        KREONET2-AS-KR-KR
descr:          KISTI
country:        KR
import:         from AS9270 action pref=10 accept ANY
import:         from AS1237 action pref=10 accept ANY
export:         to AS9270 announce AS17579
export:         to AS1237 announce AS17579
admin-c:        IH349-KR
tech-c:         HL349-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:        Daejeon Yuseong-gu Daehak-ro 245
address:        KISTI
country:        KR
phone:          +82-42-869-0707
e-mail:         noc@kreonet.net
nic-hdl:        HL349-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:        Daejeon Yuseong-gu Daehak-ro 245
address:        KISTI
country:        KR
phone:          +82-42-869-0707
e-mail:         noc@kreonet.net
nic-hdl:        IH349-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