Registro IPv4
host: mastermail.ru
class: IN
ttl: 900
type: A
ip: 90.156.136.36

Servidores DNS Principal (mname) y Secundario (rname)
host: mastermail.ru
class: IN
ttl: 900
type: SOA
mname: ns1.masterhost.ru
rname: hostmaster.masterhost.ru
serial: 1735305581
refresh: 28800
retry: 7200
expire: 1209600
minimum-ttl: 600

Servidor de Correo
host: mastermail.ru
class: IN
ttl: 900
type: MX
pri: 10
target: mx1.mail.corp.masterhost.ru

Servidor de Correo
host: mastermail.ru
class: IN
ttl: 900
type: MX
pri: 20
target: mx2.mail.corp.masterhost.ru

Información TXT
host: mastermail.ru
class: IN
ttl: 900
type: TXT
txt: v=spf1 include:masterhost.ru -all
entries: Array