jerzystruk.pl.		30 IN SOA ns1.o12.pl. admin.s5-cp.o12.pl. (
				2024042507 ; serial
				3600       ; refresh (1 hour)
				1800       ; retry (30 minutes)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

jerzystruk.pl.		30 IN TXT "v=spf1 +a +mx +ip4:77.55.252.16 +ip4:77.55.252.55
+ip4:77.55.252.75 ~all"

jerzystruk.pl.		30 IN A	77.55.252.16

Mail exchangers:
jerzystruk.pl.		30 IN MX 0 jerzystruk.pl.

Name servers:
jerzystruk.pl.		30 IN NS ns2.o12.pl.
jerzystruk.pl.		30 IN NS ns1.o12.pl.