Servidores DNS Principal (mname) y Secundario (rname)
host: puntacanatv.com.do
class: IN
ttl: 7200
type: SOA
mname: dns4.midominio.do
rname: f.imbert.editorabavaro.com
serial: 2019091701
refresh: 7200
retry: 7200
expire: 172800
minimum-ttl: 38400