hustech.kr.		30 IN SOA ns1.whoisdomain.kr. help.whois.co.kr. (
				2025123001 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

hustech.kr.		30 IN TXT "v=spf1 include:_spf.daum.net ~all"

Mail exchangers:
hustech.kr.		30 IN MX 20 ALT.ASPMX.daum.net.
hustech.kr.		30 IN MX 10 ASPMX.daum.net.

Name servers:
hustech.kr.		30 IN NS ns2.whoisdomain.kr.
hustech.kr.		30 IN NS ns3.whoisdomain.kr.
hustech.kr.		30 IN NS ns4.whoisdomain.kr.
hustech.kr.		30 IN NS ns1.whoisdomain.kr.