Servidores DNS Principal (mname) y Secundario (rname)
host: mn.co.cu
class: IN
ttl: 3600
type: SOA
mname: ns1.mn.co.cu
rname: admin.mn.co.cu
serial: 2023092300
refresh: 3600
retry: 3600
expire: 3600
minimum-ttl: 3600

Información TXT
host: mn.co.cu
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:200.55.140.130 ipv4:200.55.140.136 -all
entries: Array