Servidores DNS Principal (mname) y Secundario (rname)
host: casacanta.org
class: IN
ttl: 21600
type: SOA
mname: ns1.omitech.it
rname: dnsmaster.omitech.it
serial: 2022062001
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 38400