Summary

NetName
OrgName
CIDR
RIR

APNIC

Country
Status

Abuse

irt@nic.or.kr

Contact

irt@nic.or.kr

kornet_ip@kt.com

RegDate

Updated

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS174 COGENT-174 - Cogent Communications, LLC, US United States 35927552 221394501632
AS577 BACOM - Bell Canada, CA Canada 6907392 8785297408
AS701 UUNET - Verizon Business, US United States 41427712 1249852784640
AS852 ASN852 - TELUS Communications Inc., CA Canada 4794624 12907118592
AS1273 CW - Vodafone Group PLC, GB United Kingdom 1817856 8796093022208
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 421632 77327040512
AS2152 CENIC-2152 - CENIC, US United States 2013440 4294967296
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 3908608 17716871168
AS2516 KDDI - KDDI CORPORATION, JP Japan 18034944 2761664036864
AS2914 NTT-DATA-2914 - NTT America, Inc., US United States 6326784 30065098752
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 8569088 468152549376
AS3303 SWISSCOM - Swisscom (Schweiz) AG, CH Switzerland 3522048 204347408384
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28950144 81626857472
AS3491 CONSOLE-CONNECT-ASN - PCCW Global, Inc., US United States 1159680 13421838336
AS4657 STARHUB-INTERNET - Starhub Ltd., SG Singapore 717824 17179869184
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 2816 34359738368
AS6762 SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT Italy 291840 8590000128
AS6830 LibertyGlobal - Liberty Global Europe Holding B.V., NL Netherlands 1121024 103079215104
AS6939 HURRICANE - Hurricane Electric LLC, US United States 578048 282631665680384
AS8426 CLARANET-AS - Claranet Limited, GB United Kingdom 987904 253403463680
AS9002 RETN-AS - RETN Limited, GB United Kingdom 42240 4294967296
AS9286 KINXIDC-AS-KR - KINX, KR Republic of Korea 263424 196608
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2234368 4299292672
AS9583 SIFY-AS-IN - Sify Limited, IN India 758272 4294967296
AS15412 FLAG-AS - FLAG TELECOM UK LIMITED, GB United Kingdom 34048 4294967296
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 12800 2162688
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 9472 42949738496
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 115712 352458113024
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4096 8589934592
AS60068 CDN77 - Datacamp Limited, GB United Kingdom 119552 1191444480
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 105728 77405290496
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 126368 113836032

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 1.88.47 (WHOIS-AU4)


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