iol.cz.			30 IN SOA dns.iol.cz. hostmaster.iol.cz. (
				2024122101 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				5184000    ; expire (8 weeks 4 days)
				10800      ; minimum (3 hours)
				)

iol.cz.			30 IN TXT "v=spf1 ip4:194.228.2.86 ip4:194.228.2.87 ip4:194.228.2.91
ip4:194.228.2.92 ip4:194.228.41.112 ip4:160.218.161.71 ip4:160.218.161.72
ip4:160.218.161.73 ip4:160.218.11.33 ip4:160.218.11.38 ip4:160.218.11.39 a:aa.iol.cz
-all"

iol.cz.			30 IN A	160.218.161.165

Mail exchangers:
iol.cz.			30 IN MX 10 smtp-in.iol.cz.

Name servers:
iol.cz.			30 IN NS ns2.tel.cz.
iol.cz.			30 IN NS dns.iol.cz.