komputersystem.pl.	30 IN SOA dns2.linuxpl.com. hostmaster.komputersystem.pl. (
				2023111600 ; serial
				14400      ; refresh (4 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				3600       ; minimum (1 hour)
				)

komputersystem.pl.	30 IN TXT "v=spf1 a mx include:spf.linuxpl.com ip4:91.237.52.213
~all"

komputersystem.pl.	30 IN A	91.237.52.213

Mail exchangers:
komputersystem.pl.	30 IN MX 10 mail.komputersystem.pl.

Name servers:
komputersystem.pl.	30 IN NS dns1.linuxpl.com.
komputersystem.pl.	30 IN NS dns2.linuxpl.com.