hdwt.kr.		30 IN SOA ns1.olly.site. webmaster.nextbiz.co.kr. (
				2018100101 ; serial
				28800      ; refresh (8 hours)
				14400      ; retry (4 hours)
				3600000    ; expire (5 weeks 6 days 16 hours)
				600        ; minimum (10 minutes)
				)

hdwt.kr.		30 IN A	43.200.190.113
hdwt.kr.		30 IN A	3.36.137.226
hdwt.kr.		30 IN A	3.38.232.132

Mail exchangers:
hdwt.kr.		30 IN MX 20 alt.aspmx.daum.net.
hdwt.kr.		30 IN MX 10 aspmx.daum.net.

Name servers:
hdwt.kr.		30 IN NS ns1.olly.site.
hdwt.kr.		30 IN NS ns2.olly.site.