28977.com.		30 IN SOA v1s1.xundns.com. nsadmin.xundns.com. (
				998288     ; serial
				3600       ; refresh (1 hour)
				600        ; retry (10 minutes)
				604800     ; expire (1 week)
				600        ; minimum (10 minutes)
				)

Name servers:
28977.com.		30 IN NS v1s1.xundns.com.
28977.com.		30 IN NS v1s2.xundns.com.