r18.in.			30 IN SOA r18.in. postmaster.r18.in. (
				1649988064 ; serial
				3600       ; refresh (1 hour)
				1800       ; retry (30 minutes)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

r18.in.			30 IN A	66.6.44.4

Name servers:
r18.in.			30 IN NS dns02.muumuu-domain.com.
r18.in.			30 IN NS dns01.muumuu-domain.com.