rybka.sk.		30 IN SOA ns1.dnsbackup.net. root.dnsbackup.net. (
				2025102401 ; serial
				36000      ; refresh (10 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

rybka.sk.		30 IN TXT "v=spf2.0/mfrom,pra +a +mx include:_spf2.nameserver.sk
-all"
rybka.sk.		30 IN TXT "v=spf1 a mx include:_spf.nameserver.sk -all"

rybka.sk.		30 IN A	195.181.251.20

Mail exchangers:
rybka.sk.		30 IN MX 5 mailin.mx-hub.cz.
rybka.sk.		30 IN MX 5 mailin.mx-hub.eu.
rybka.sk.		30 IN MX 5 mailin.mx-hub.sk.
rybka.sk.		30 IN MX 5 mailin.mx-hub.net.

Name servers:
rybka.sk.		30 IN NS ns2.dnsbackup.net.
rybka.sk.		30 IN NS ns2.nameserver.sk.
rybka.sk.		30 IN NS ns1.dnsbackup.net.
rybka.sk.		30 IN NS ns1.nameserver.sk.