Registro IPv4
host: nikmail.ru
class: IN
ttl: 74517
type: A
ip: 91.189.116.40

Servidores DNS Principal (mname) y Secundario (rname)
host: nikmail.ru
class: IN
ttl: 3600
type: SOA
mname: ns3-l2.nic.ru
rname: info.nicservice.ru
serial: 2019112501
refresh: 14400
retry: 3600
expire: 2592000
minimum-ttl: 600

Servidor de Correo
host: nikmail.ru
class: IN
ttl: 74517
type: MX
pri: 10
target: nicmail.ru