Registro IPv4
host: holder.com.ua
class: IN
ttl: 7200
type: A
ip: 91.198.36.6

Servidores DNS Principal (mname) y Secundario (rname)
host: holder.com.ua
class: IN
ttl: 7200
type: SOA
mname: ns0.mi6.kiev.ua
rname: hostmaster.mi6.kiev.ua.holder.com.ua
serial: 2019080600
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: holder.com.ua
class: IN
ttl: 7200
type: MX
pri: 10
target: mx2.mi6.kiev.ua