xfly.cz.		30 IN SOA manon.vellum.cz. hostmaster.vellum.cz. (
				2022091201 ; serial
				14400      ; refresh (4 hours)
				4380       ; retry (1 hour 13 minutes)
				1209600    ; expire (2 weeks)
				14400      ; minimum (4 hours)
				)

xfly.cz.		30 IN A	1.2.3.4

Mail exchangers:
xfly.cz.		30 IN MX 13 manon.vellum.cz.
xfly.cz.		30 IN MX 23 mail2.vellum.cz.

Name servers:
xfly.cz.		30 IN NS manon.vellum.cz.
xfly.cz.		30 IN NS dolly.vellum.cz.