sias.edu.cn.		30 IN SOA ns.sias.edu.cn. root.sias.edu.cn. (
				2412311110 ; serial
				3600       ; refresh (1 hour)
				1800       ; retry (30 minutes)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

sias.edu.cn.		30 IN TXT "" "525954596-49212187" ""
sias.edu.cn.		30 IN TXT "MS=ms29126820"
sias.edu.cn.		30 IN TXT "v=spf1 include:spf.163.com -all"

Mail exchangers:
sias.edu.cn.		30 IN MX 5 hzmx01.mxmail.netease.com.
sias.edu.cn.		30 IN MX 10 hzmx02.mxmail.netease.com.

Name servers:
sias.edu.cn.		30 IN NS ns.sias.edu.cn.