dyu.ac.kr.		30 IN SOA infoblox.localdomain. wwwadmin.dyu.ac.kr. (
				2013101288 ; serial
				7200       ; refresh (2 hours)
				900        ; retry (15 minutes)
				1209600    ; expire (2 weeks)
				10800      ; minimum (3 hours)
				)

dyu.ac.kr.		30 IN TXT "v=spf1 ip4:203.232.32.104 -all"
dyu.ac.kr.		30 IN TXT "MS=7F76F274CF875054C0093E284D68F92763B7D9A4"

Mail exchangers:
dyu.ac.kr.		30 IN MX 10 mail.dyu.ac.kr.

Name servers:
dyu.ac.kr.		30 IN NS ns.dyu.ac.kr.