Summary

NetName
OrgName
CIDR
RIR

APNIC

Country / Region
Status

Abuse

irt@nic.or.kr

Contact

irt@nic.or.kr

kornet_ip@kt.com

RegDate

Updated

Routing

AS Desc Country / Region IPv4 NUMs IPv6 NUMs
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36211200 215834689537
AS577 BACOM - Bell Canada, CA Canada 7030784 8768913408
AS701 UUNET - Verizon Business, US United States 41644032 1249852784640
AS852 ASN852 - TELUS Communications Inc., CA Canada 4849664 12907118592
AS1273 CW - Vodafone Group PLC, GB United Kingdom 2054400 8796095119360
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 412672 77326843904
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 3920896 17717067776
AS2516 KDDI - KDDI CORPORATION, JP Japan 18074624 2761664036864
AS2914 NTT-DATA-2914 - NTT America, Inc., US United States 6336512 30065033216
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 8496896 442382745600
AS3303 SWISSCOM - Swisscom (Schweiz) AG, CH Switzerland 3517952 204347408384
AS3320 DTAG - Deutsche Telekom AG, DE Germany 34188032 35343322906624
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28864256 81626398720
AS3491 PCCWG-APAC-HK - PCCW Global (HK) Limited, HK Hong Kong 1359104 13421838336
AS6762 SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT Italy 285440 8590000128
AS6830 LibertyGlobal - Liberty Global Europe Holding B.V., NL Netherlands 1180672 103079215104
AS6939 HURRICANE - Hurricane Electric LLC, US United States 455680 283043982540800
AS8426 CLARANET-AS - Claranet Limited, GB United Kingdom 904192 182536306688
AS9002 RETN-AS - RETN Limited, GB United Kingdom 26880 4831903744
AS9286 KINXIDC-AS-KR - KINX, KR Republic of Korea 263424 131072
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2288384 4299358208
AS9583 SIFY-AS-IN - Sify Limited, IN India 758016 4294967296
AS15412 FLAG-AS - Flag Telecom UK Limited, GB United Kingdom 34048 4294967296
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13568 2293760
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116992 356753080320
AS60068 CDN77 - Datacamp Limited, GB United Kingdom 127744 1258553344
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 139264 77423378434
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 126720 118226945

Whois

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '2400::/20'

% Abuse contact for '2400::/20' is 'irt@nic.or.kr'

inet6num:       2400::/20
netname:        KORNET
descr:          Korea Telecom
country:        KR
admin-c:        IM667-AP
tech-c:         IM667-AP
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2017-01-03T06:37:57Z
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:         IP Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        IM667-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2017-03-28T06:37:04Z
source:         APNIC

% Information related to '2400::/20'

inet6num:       2400::/20
netname:        KORNET-KR
descr:          Korea Telecom
country:        KR
admin-c:        IA9-KR
tech-c:         IM9-KR
status:         ALLOCATED PORTABLE
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:         IP Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
address:        KT Head Office
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        IA9-KR
mnt-by:         MNT-KRNIC-AP
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:         IP Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
address:        KT Head Office
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        IM9-KR
mnt-by:         MNT-KRNIC-AP
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

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)


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