51n.net.		30 IN SOA dns.bizcn.com. abuse.bizcn.com. (
				8          ; serial
				28800      ; refresh (8 hours)
				14400      ; retry (4 hours)
				14400      ; expire (4 hours)
				600        ; minimum (10 minutes)
				)

51n.net.		30 IN A	74.121.191.90

Name servers:
51n.net.		30 IN NS ns7.cnmsn.net.
51n.net.		30 IN NS ns8.cnmsn.net.