Servidores DNS Principal (mname) y Secundario (rname)
host: etalon-a.ru
class: IN
ttl: 3600
type: SOA
mname: ns3.nic.ru
rname: support.nic.ru
serial: 2019112521
refresh: 14400
retry: 3600
expire: 2592000
minimum-ttl: 600

Servidor de Correo
host: etalon-a.ru
class: IN
ttl: 600
type: MX
pri: 10
target: mx01.nicmail.ru

Servidor de Correo
host: etalon-a.ru
class: IN
ttl: 600
type: MX
pri: 5
target: mx02.nicmail.ru

Servidor de Correo
host: etalon-a.ru
class: IN
ttl: 600
type: MX
pri: 20
target: mx03.nicmail.ru

Información TXT
host: etalon-a.ru
class: IN
ttl: 86400
type: TXT
txt: v=spf1 a mx include:spf.smtp.bz ~all
entries: Array

Información TXT
host: etalon-a.ru
class: IN
ttl: 86400
type: TXT
txt: v=spf1 redirect=nicmail.ru
entries: Array

Información TXT
host: etalon-a.ru
class: IN
ttl: 86400
type: TXT
txt: v=spf1 include:turbo-smtp.com -all
entries: Array

Información TXT
host: etalon-a.ru
class: IN
ttl: 86400
type: TXT
txt: v=spf1 include:mxsmtp.sendpulse.com +a +mx ~all
entries: Array