duha.cz.		30 IN SOA ns1.one.cz. one.one.cz. (
				2023082919 ; serial
				43200      ; refresh (12 hours)
				14400      ; retry (4 hours)
				1209600    ; expire (2 weeks)
				10800      ; minimum (3 hours)
				)

duha.cz.		30 IN TXT "v=spf1 a mx include:_spfc.hostingsolutions.cz -all"

duha.cz.		30 IN A	176.227.168.61

Mail exchangers:
duha.cz.		30 IN MX 10 mail.duha.cz.

Name servers:
duha.cz.		30 IN NS ns1.one.cz.
duha.cz.		30 IN NS ns3.one.cz.
duha.cz.		30 IN NS ns2.one.cz.