bbs.tyerp.com.		30 IN SOA www.tyerp.com. tyerp.com. (
				0          ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)
bbs.tyerp.com.		30 IN CNAME t.17986.net.
bbs.tyerp.com.		30 IN CNAME t.17986.net.

t.17986.net.		30 IN A	104.160.169.212