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

AS Number          : AS9712
AS Name            : KPIN-AS-KR

[ Organization Information ]
Name               : INet Technologies Co., Ltd.
Address            : A1019, 190 Soha-ro, Gwangmyeong-si, Gyeonggi-do
Zip Code           : 14322

Name               : AS Manager
Phone              : +82-2-2273-0001
E-Mail             : op@inettech.co.kr


- KISA/KRNIC WHOIS Service -