Registro IPv4
host: cnfen.com
class: IN
ttl: 3600
type: A
ip: 140.188.203.18

Servidores DNS Principal (mname) y Secundario (rname)
host: cnfen.com
class: IN
ttl: 3600
type: SOA
mname: ns1.taoa.com
rname: admin.taoa.com
serial: 2026111201
refresh: 3600
retry: 1200
expire: 86400
minimum-ttl: 600