td001.com.		30 IN SOA ns11.xincache.com. ns12.xincache.com. (
				1718285637 ; serial
				3600       ; refresh (1 hour)
				180        ; retry (3 minutes)
				1209600    ; expire (2 weeks)
				180        ; minimum (3 minutes)
				)

Name servers:
td001.com.		30 IN NS ns18.xincache.com.
td001.com.		30 IN NS ns17.xincache.com.