phorum.cz.		30 IN SOA ns4.ic.cz. info.ic.cz. (
				2021062101 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

phorum.cz.		30 IN TXT "v=spf1 +a +mx +a:onyx1.ic.cz -all"

phorum.cz.		30 IN A	88.86.103.245

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

Name servers:
phorum.cz.		30 IN NS ns6.ic.cz.
phorum.cz.		30 IN NS ns4.ic.cz.