yp.to.			30 IN SOA uz5jmyqz3gz2bhnuzg0rr0cml9u8pntyhn2jhtqn04yt3sm5h235c1.yp.to.
hostmaster.yp.to. (
				1761647107 ; serial
				16384      ; refresh (4 hours 33 minutes 4 seconds)
				2048       ; retry (34 minutes 8 seconds)
				1048576    ; expire (1 week 5 days 3 hours 16 minutes 16 seconds)
				2560       ; minimum (42 minutes 40 seconds)
				)

Mail exchangers:
yp.to.			30 IN MX 0 mx1.yp.to.

Name servers:
yp.to.			30 IN NS uz5jmyqz3gz2bhnuzg0rr0cml9u8pntyhn2jhtqn04yt3sm5h235c1.yp.to.