mur.mn.			30 IN SOA es2.itools.mn. m4fn.ymail.com. (
				2018051504 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				10800      ; minimum (3 hours)
				)

mur.mn.			30 IN TXT "v=spf1 +a +mx +a:bizmail2.itools.mn -all"

mur.mn.			30 IN A	43.231.112.63

Mail exchangers:
mur.mn.			30 IN MX 10 bizmail2.itools.mn.

Name servers:
mur.mn.			30 IN NS es1.itools.mn.
mur.mn.			30 IN NS es2.itools.mn.