Servidores DNS Principal (mname) y Secundario (rname)
host: december.com.au
class: IN
ttl: 3600
type: SOA
mname: nsw.name-servers.net.au
rname: hostmaster.domaincentral.com.au
serial: 2022080101
refresh: 3600
retry: 900
expire: 1209600
minimum-ttl: 10800