% APNIC found the following authoritative answer from: whois.apnic.net

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

% Information related to '175.192.0.0 - 175.255.255.255'

inetnum:        175.192.0.0 - 175.255.255.255
netname:        KORNET
descr:          Korea Telecom
descr:          Network Management Center
descr:          ********************************
descr:          Allocated to KRNIC Member.
descr:          If you would like to find assignment
descr:          information in detail please refer to
descr:          the KRNIC Whois Database at:
descr:          http://whois.nic.or.kr/english/index.htm
descr:          *********************************
country:        KR
admin-c:        IM76-AP
tech-c:         IM76-AP
status:         ALLOCATED PORTABLE
remarks:        www.kt.co.com
mnt-by:         MNT-KRNIC-AP
mnt-lower:      MNT-KRNIC-AP
changed:        hm-changed@apnic.net 20100127
source:         APNIC

person:         IP Manager
nic-hdl:        IM76-AP
e-mail:         kornet_ip@kt.com
address:        Seoul
address:        206, Jungja-Dong, Bundang-Gu, Sungnam, Gyunggi-Do
address:        463-711
phone:          +82-2-500-6630
fax-no:         +82-2-3674-5721
country:        KR
changed:        hostmaster@nic.or.kr 20111229
mnt-by:         MNT-KRNIC-AP
source:         APNIC

% Information related to '175.192.0.0 - 175.215.255.255'

inetnum:        175.192.0.0 - 175.215.255.255
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
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.krnic.net.
changed:        hostmaster@nic.or.kr
source:         KRNIC

% This query was served by the APNIC Whois Service version 1.69.1-APNICv1r2 (WHOIS2)

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