ainongtu.com.		30 IN CNAME exp.gs-cdn.com.

exp.gs-cdn.com.		20 IN A	172.65.190.172
ainongtu.com.		30 IN CNAME exp.gs-cdn.com.

Name servers:
ainongtu.com.		30 IN NS expire1.gname-dns.com.
ainongtu.com.		30 IN NS expire2.gname-dns.com.