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

AS Number          : AS9848
AS Name            : SejongTelecom-AS-KR

[ Organization Information ]
Name               : SEJONG NETWORKS
Address            : (Galhyeondong), 12 Gwacheon-daero 7-gil, Gwacheon-si, Gyeonggi-do
Zip Code           : 13840

Name               : AS Manager
Phone              : +82-70-7997-6133
E-Mail             : papilion@sejongtelecom.net


- KISA/KRNIC WHOIS Service -