petka.org.		30 IN SOA ns.mysh.cz. hostmaster.petka.org. (
				2023120302 ; serial
				900        ; refresh (15 minutes)
				600        ; retry (10 minutes)
				86400      ; expire (1 day)
				3600       ; minimum (1 hour)
				)

petka.org.		30 IN A	95.168.217.17

Mail exchangers:
petka.org.		30 IN MX 10 protection.mail.mysh.cz.
petka.org.		30 IN MX 20 backup.mail.mysh.cz.

Name servers:
petka.org.		30 IN NS ns.mysh.cz.
petka.org.		30 IN NS ns2.mysh.cz.