Registro IPv4
host: erm.ru
class: IN
ttl: 3600
type: A
ip: 213.208.168.20

Servidores DNS Principal (mname) y Secundario (rname)
host: erm.ru
class: IN
ttl: 3600
type: SOA
mname: ns4.elar.ru
rname: hostmaster.elar.ru
serial: 2019041814
refresh: 900
retry: 600
expire: 86400
minimum-ttl: 3600

Servidor de Correo
host: erm.ru
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.erm.ru