computerworld.bg.	30 IN SOA ns1.markmonitor.com. hostmaster.markmonitor.com. (
				2022050201 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				30         ; minimum (30 seconds)
				)

Name servers:
computerworld.bg.	30 IN NS ns1.markmonitor.com.
computerworld.bg.	30 IN NS ns2.markmonitor.com.