tianjuan.net.		30 IN SOA ns1.domainnamedns.com. support.namens.net. (
				1733465610 ; serial
				3600       ; refresh (1 hour)
				1800       ; retry (30 minutes)
				1209600    ; expire (2 weeks)
				180        ; minimum (3 minutes)
				)

tianjuan.net.		30 IN A	38.177.84.227

Name servers:
tianjuan.net.		30 IN NS ns4.domainnamedns.com.
tianjuan.net.		30 IN NS ns1.domainnamedns.com.
tianjuan.net.		30 IN NS ns3.domainnamedns.com.
tianjuan.net.		30 IN NS ns2.domainnamedns.com.