ra17.cn.		30 IN SOA n3388.ns.yunjiasu.com. dns.yjs-cdn.com. (
				1470920182 ; serial
				1800       ; refresh (30 minutes)
				900        ; retry (15 minutes)
				604800     ; expire (1 week)
				300        ; minimum (5 minutes)
				)

ra17.cn.		30 IN A	116.255.213.60

Name servers:
ra17.cn.		30 IN NS n3388.ns.yunjiasu.com.
ra17.cn.		30 IN NS n91.ns.yunjiasu.com.