c4ss.cz.		30 IN SOA ns.web4u.cz. admin.web4u.cz. (
				2024021600 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				14400      ; minimum (4 hours)
				)

c4ss.cz.		30 IN TXT "v=spf1 ip4:81.91.85.132 ip4:81.91.85.131 ip4:195.113.0.2
ip4:195.113.2.16 ip4:195.113.87.96/27 ip6:2001:1568:d::114 ip6:2001:718:1e03:1::2
ip6:2001:718:1e03:4::16 include:spf.protection.outlook.com include:_spf.google.com
-all"

c4ss.cz.		30 IN A	81.91.85.132
c4ss.cz.		30 IN AAAA 2001:1568:d::114

Mail exchangers:
c4ss.cz.		30 IN MX 10 mail.c4ss.cz.

Name servers:
c4ss.cz.		30 IN NS ns.web4u.cz.
c4ss.cz.		30 IN NS ns2.web4u.cz.