ysco.cn.		30 IN SOA ns11.xincache.com. ns12.xincache.com. (
				1714010022 ; serial
				3600       ; refresh (1 hour)
				180        ; retry (3 minutes)
				1209600    ; expire (2 weeks)
				180        ; minimum (3 minutes)
				)

ysco.cn.		30 IN TXT "v=spf1 include:spf.mail.qq.com ~all"

ysco.cn.		30 IN A	103.45.249.101

Mail exchangers:
ysco.cn.		30 IN MX 10 mxbiz2.qq.com.
ysco.cn.		30 IN MX 5 mxbiz1.qq.com.

Name servers:
ysco.cn.		30 IN NS ns18.xincache.com.
ysco.cn.		30 IN NS ns17.xincache.com.