KRNIC is not an ISP but a National Internet Registry similar to APNIC.

AS Number          : AS9947
AS Name            : KTC-AS-KR

[ Organization Information ]
Name               : kt cloud Co., Ltd
Address            : 15th kt cloud, 343 Hakdong-ro, Gangnam-gu, Seoul
Zip Code           : 06060

Name               : AS Manager
Phone              : +82-2-2680-1144
E-Mail             : dc.nw@kt.com


- KISA/KRNIC WHOIS Service -