nanotech.co.kr.		30 IN SOA ens1.hostcocoa.com. awsdns-hostmaster.amazon.com. (
				1          ; serial
				7200       ; refresh (2 hours)
				900        ; retry (15 minutes)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

nanotech.co.kr.		30 IN A	3.173.161.112
nanotech.co.kr.		30 IN A	3.173.161.54
nanotech.co.kr.		30 IN A	3.173.161.103
nanotech.co.kr.		30 IN A	3.173.161.11

Name servers:
nanotech.co.kr.		30 IN NS ens1.hostcocoa.com.
nanotech.co.kr.		30 IN NS ens2.hostcocoa.com.
nanotech.co.kr.		30 IN NS ens3.hostcocoa.com.
nanotech.co.kr.		30 IN NS ens4.hostcocoa.com.