cksc.es.		30 IN SOA ns.redunda.com. hostmaster.redunda.com. (
				2021121906 ; serial
				14400      ; refresh (4 hours)
				7200       ; retry (2 hours)
				604800     ; expire (1 week)
				14400      ; minimum (4 hours)
				)

cksc.es.		30 IN TXT "v=spf1 a mx:mail.cksc.es ~all"

cksc.es.		30 IN A	31.24.154.218

Mail exchangers:
cksc.es.		30 IN MX 10 mail.cksc.es.

Name servers:
cksc.es.		30 IN NS ns2.redunda.com.
cksc.es.		30 IN NS ns.redunda.com.