proste.pl.		30 IN SOA ns1.iq.pl. dns.iq.pl. (
				2018101901 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

proste.pl.		30 IN TXT "v=spf1 a mx ptr ip4:86.111.240.0/21 -all"

proste.pl.		30 IN A	86.111.242.155

Mail exchangers:
proste.pl.		30 IN MX 5 mail.iq.pl.
proste.pl.		30 IN MX 1 mx1.iq.pl.

Name servers:
proste.pl.		30 IN NS ns2.iq.pl.
proste.pl.		30 IN NS ns1.iq.pl.