sitsh.edu.cn.		30 IN SOA ns.sitsh.edu.cn. mail.sitsh.edu.cn. (
				20141724   ; serial
				28800      ; refresh (8 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

sitsh.edu.cn.		30 IN TXT "f7c7644a0bf44b87b0918764ca070506"
sitsh.edu.cn.		30 IN TXT "v=spf1 mx mx:gw.sitsh.edu.cn ~all"

Mail exchangers:
sitsh.edu.cn.		30 IN MX 10 gw.sitsh.edu.cn.

Name servers:
sitsh.edu.cn.		30 IN NS dns1.sitsh.edu.cn.
sitsh.edu.cn.		30 IN NS dns2.sitsh.edu.cn.