30i.cn.			599 IN SOA dns.bizcn.com. abuse.bizcn.com. (
				91         ; serial
				28800      ; refresh (8 hours)
				14400      ; retry (4 hours)
				14400      ; expire (4 hours)
				600        ; minimum (10 minutes)
				)
30i.cn.			119 IN CNAME 42.vtdns.com.
30i.cn.			119 IN CNAME 42.vtdns.com.

42.vtdns.com.		599 IN A 222.187.254.42
30i.cn.			119 IN CNAME 42.vtdns.com.

Mail exchangers:
30i.cn.			119 IN MX 5 mxbiz1.qq.com.
30i.cn.			119 IN MX 10 mxbiz2.qq.com.