Registro IPv4
host: city-n.ru
class: IN
ttl: 8640
type: A
ip: 62.231.186.10

Servidores DNS Principal (mname) y Secundario (rname)
host: city-n.ru
class: IN
ttl: 8640
type: SOA
mname: ns.city-n.ru
rname: root.rdtc.ru
serial: 3007092635
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: city-n.ru
class: IN
ttl: 8640
type: MX
pri: 10
target: mail.city-n.ru