cu.ac.kr.		30 IN SOA ns.cu.ac.kr. root.cu.ac.kr. (
				2016092101 ; serial
				3600       ; refresh (1 hour)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

cu.ac.kr.		30 IN TXT "v=spf1 ip4:203.250.62.124 ip4:203.250.62.126 ip4:203.250.57.21
ip4:203.250.62.84 ip4:203.250.57.23 ip4:203.250.56.28 ip4:203.250.62.129 ip4:203.250.57.61
~all include:_spf.google.com ~all"

cu.ac.kr.		30 IN A	203.250.62.200

Mail exchangers:
cu.ac.kr.		30 IN MX 0 mail.cu.ac.kr.
cu.ac.kr.		30 IN MX 0 smtp.cu.ac.kr.

Name servers:
cu.ac.kr.		30 IN NS ns.cu.ac.kr.
cu.ac.kr.		30 IN NS ns2.cu.ac.kr.