AS Number
AS17579
AS Name
KREONET2-AS-KR
Org Name
KISTI
Registry

apnic

RegDate

Updated

2019-01-08T23:22:27Z

AS17579 Looking Glass
IPv4Prefixes

34

IPv6Prefixes

1

IPv4 NUMs

7,436

IPv6 NUMs(/64)

65,536

7,436 IPv4 Addresses
CIDR Description IP Num
134.75.1.0/24
IRR InValid
KREONet KISTI 256
134.75.1.128/25
IRR InValid
KREONet KISTI 128
134.75.15.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.16.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.52.0/24
ROA Signed and Valid IRR InValid
KREONet KISTI 256
134.75.101.0/24
ROA Signed and Valid IRR InValid
KREONet KISTI 256
134.75.102.0/24
ROA Signed and Valid IRR InValid
KREONet KISTI 256
134.75.103.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.105.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.107.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.108.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.123.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.124.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.125.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.126.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.127.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.128.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.129.0/24
ROA Signed and Valid IRR InValid
KREONet KISTI 256
134.75.130.0/24
ROA Signed and Valid IRR InValid
KREONet KISTI 256
134.75.131.0/24
ROA Signed and Valid IRR InValid
KREONet KISTI 256
134.75.132.0/24
ROA Signed and Valid IRR InValid
KREONet KISTI 256
134.75.143.0/24
IRR InValid
KREONet KISTI 256
134.75.200.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.203.16/30
IRR InValid
KREONet KISTI 4
134.75.203.32/30
IRR InValid
KREONet KISTI 4
134.75.203.240/30
IRR InValid
KREONet KISTI 4
134.75.207.0/24
ROA Signed and Valid IRR InValid
KREONet KISTI 256
134.75.252.0/24
ROA Signed and Valid IRR InValid
KREONet KISTI 256
134.75.253.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
134.75.254.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
203.230.1.0/30
IRR Parent Valid
KREONet KISTI 4
203.230.1.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
210.119.23.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
210.119.127.0/24
ROA Signed and Valid IRR Valid
KREONet KISTI 256
CIDR Description IP NUMs(prefix /64)
2001:320:15::/48
IRR InValid
KREONet KISTI 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3662 HARNET - Joint Universities Computer Centre Limited, HK Hong Kong 1,792 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS24490 TEIN2-SG-AP - Trans-Eurasia Information Network (TEIN2) - SG, CN China 2,048 2,147,483,648 IPv4 IPv4
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 12,800 2,162,688 IPv4 IPv4 IPv6 IPv6
AS38022 REANNZ-NZ-AP - Research and Education Advanced Network New Zealand, NZ New Zealand 13,824 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8,883,264 8,589,934,592 IPv6 IPv6
AS101 WASH-NSF-AS - University of Washington, US United States 8,192 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS4635 HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK Hong Kong 2,048 0 IPv4 IPv4 IPv6 IPv6
AS6509 CANARIE-NTN - CANARIE Inc, CA Canada 768 4,294,967,296 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
AS7497 CSTNET-AS-AP - CNIC-CAS, CN China 736,768 77,309,411,328 IPv4 IPv4
AS11537 INTERNET2-RESEARCH-EDU - Internet2, US United States 9,216 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS45796 UIH-BBCONNECT-AS-AP - UIH / BB Connect, TH Thailand 2,048 4,294,967,296 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 35,887,872 185,518,456,832 IPv4 IPv4 IPv6 IPv6
AS293 ESNET, US United States 140,288 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
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 1,024 553,648,128 IPv4 IPv4 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 97,280 351,384,436,736 IPv4 IPv4 IPv6 IPv6
AS1237 KREONET-AS-KR - KISTI, KR Republic of Korea 295,680 4,294,967,296 IPv4 IPv4
AS24489 TEIN2-NORTH-AP - Trans-Eurasia Information Network (TEIN2) - North, CN China 4,096 4,294,967,296 IPv4 IPv4
AS153 CTNOSC-ASN-153 - Headquarters, USAISC, US United States 256 16,842,752 IPv6 IPv6
AS9930 TTNET-MY - TT DOTCOM SDN BHD, MY Malaysia 741,888 4,295,098,368 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,154,048 25,769,934,848 IPv4 IPv4 IPv6 IPv6
AS38008 APERTURE-AS-AP - Aperture Science Limited, HK Hong Kong 2,560 4,579,131,392 IPv4 IPv4 IPv6 IPv6
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 43,520 12,884,901,888 IPv4 IPv4
AS134148 SINGAREN-GIX-AS-AP-2 - SingAREN, SG Singapore 512 65,536 IPv4 IPv4 IPv6 IPv6
AS1 LVLT-1 - Level 3 Parent, LLC, US United States 108,400 4,294,967,296 IPv6 IPv6
AS2153 CENIC-2153 - CENIC, US United States 4,352 16,842,752 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 582,656 282,627,370,713,088 IPv4 IPv4 IPv6 IPv6
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS23911 CNGI-BJIX-AS-AP - China Next Generation Internet Beijing IX, CN China 512 4,295,032,832 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS22335 MREN - Metropolitan Research and Education Network, US United States 256 0 IPv4 IPv4
AS6509 CANARIE-NTN - CANARIE Inc, CA Canada 768 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS134148 SINGAREN-GIX-AS-AP-2 - SingAREN, SG Singapore 512 65,536 IPv4 IPv4
AS9695 KOEXP-AS-KR - KISTI, KR Republic of Korea 1,280 0 IPv4 IPv4
AS15169 GOOGLE - Google LLC, US United States 1,977,344 38,717,620,224 IPv4 IPv4 IPv6 IPv6
AS17934 NICT-NET - National Institute of Information and Communications Technology, JP Japan 4,096 4,294,967,296 IPv4 IPv4
AS24489 TEIN2-NORTH-AP - Trans-Eurasia Information Network (TEIN2) - North, CN China 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS38022 REANNZ-NZ-AP - Research and Education Advanced Network New Zealand, NZ New Zealand 13,824 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS59624 KIAE-COMPUTING-AS - National Research Center "Kurchatov Institute", RU Russian Federation 8,448 65,536 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 582,656 282,627,370,713,088 IPv4 IPv4 IPv6 IPv6
AS11537 INTERNET2-RESEARCH-EDU - Internet2, US United States 9,216 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,154,048 25,769,934,848 IPv4 IPv4 IPv6 IPv6
AS1103 SURFNET-NL - SURF B.V., NL Netherlands 7,204,096 34,359,869,440 IPv4 IPv4 IPv6 IPv6
AS23911 CNGI-BJIX-AS-AP - China Next Generation Internet Beijing IX, CN China 512 4,295,032,832 IPv4 IPv4
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8,883,264 8,589,934,592 IPv6 IPv6
AS101 WASH-NSF-AS - University of Washington, US United States 8,192 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US United States 65,655,040 601,569,820,672 IPv4 IPv4 IPv6 IPv6
AS4635 HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK Hong Kong 2,048 0 IPv6 IPv6
AS7497 CSTNET-AS-AP - CNIC-CAS, CN China 736,768 77,309,411,328 IPv4 IPv4
AS1237 KREONET-AS-KR - KISTI, KR Republic of Korea 295,680 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2153 CENIC-2153 - CENIC, US United States 4,352 16,842,752 IPv4 IPv4 IPv6 IPv6
AS3661 ERX-CUHKNET - The Chinese University of Hong Kong, HK Hong Kong 74,000 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 1,024 553,648,128 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 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
AS513 CERN - CERN - European Organization for Nuclear Research, CH Switzerland 354,816 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS293 ESNET, US United States 140,288 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS2603 NORDUNET, DK Denmark 9,728 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS3662 HARNET - Joint Universities Computer Centre Limited, HK Hong Kong 1,792 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17,176,832 17,923,036,282,880 IPv4 IPv4
AS7539 TWAREN-TW - National Center for High-performance Computing, TW Taiwan 86,528 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS32361 ULTRALIGHT, US United States 1,024 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 35,887,872 185,518,456,832 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

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Netherlands AMS-IX - Amsterdam Internet Exchange 80.249.210.225 2001:7f8:1::a501:7579:1 10 Gbps 2024-08-14 14:52:31
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
Digital Realty Seattle SEA10 Seattle https://www.digitalrealty.com 2016-03-14 21:18:01
Digital Realty Amsterdam AMS9 Amsterdam https://www.digitalrealty.com/data-centers/amsterdam/science-park-121-schiphol-rijk-netherlands 2021-07-08 08:46:17
MEGA-i (iAdvantage Hong Kong) Hong Kong http://www.iadvantage.net/ 2016-03-14 21:18:01
Equinix SG1 - Singapore Singapore https://www.equinix.com/locations/singapore-colocation/singapore-data-center/sg1/ 2024-02-06 08:54:01
Northwestern University co-location facility Chicago http://www.startap.net/starlight/ENGINEERING/network_operations.html 2016-03-14 20:37:52
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:        6 Cordelia Street
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:  2013-10-23T04:06:51Z
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:  2025-09-04T01:00:01Z
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