nanochem.co.kr.		30 IN SOA dns2.whois.co.kr. hostmaster.nanochem.co.kr. (
				2018073101 ; serial
				3600       ; refresh (1 hour)
				600        ; retry (10 minutes)
				86400      ; expire (1 day)
				300        ; minimum (5 minutes)
				)

nanochem.co.kr.		30 IN A	218.232.108.237

Name servers:
nanochem.co.kr.		30 IN NS dns4.whois.co.kr.
nanochem.co.kr.		30 IN NS dns6.whois.co.kr.
nanochem.co.kr.		30 IN NS dns2.whois.co.kr.