mercor.pl.		30 IN SOA dns.home.pl. admin.home.pl. (
				1556116877 ; serial
				14400      ; refresh (4 hours)
				7200       ; retry (2 hours)
				2419200    ; expire (4 weeks)
				3600       ; minimum (1 hour)
				)

mercor.pl.		30 IN TXT "v=spf1 ip4:89.161.162.23 a mx -all"

mercor.pl.		30 IN A	89.161.162.23

Mail exchangers:
mercor.pl.		30 IN MX 10 mercor.pl.

Name servers:
mercor.pl.		30 IN NS dns.home.pl.
mercor.pl.		30 IN NS dns2.home.pl.
mercor.pl.		30 IN NS dns3.home.pl.