snuclassics.com.	30 IN SOA ns1.sdsns.com. firechoi.sds.co.kr. (
				2016032313 ; serial
				1800       ; refresh (30 minutes)
				300        ; retry (5 minutes)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

snuclassics.com.	30 IN TXT "v=spf1 include:_spf1.mailnara.co.kr
include:_spf2.mailnara.co.kr include:_spf3.mailnara.co.kr include:_spf4.mailnara.co.kr
~all"

snuclassics.com.	30 IN A	223.130.102.28

Name servers:
snuclassics.com.	30 IN NS ns2.sdsns.com.
snuclassics.com.	30 IN NS ns1.sdsns.com.