Servidores DNS Principal (mname) y Secundario (rname)
host: zzmk.ru
class: IN
ttl: 2921
type: SOA
mname: ns3-l2.nic.ru
rname: dns.nic.ru
serial: 2026060410
refresh: 1440
retry: 3600
expire: 2592000
minimum-ttl: 600

Servidor de Correo
host: zzmk.ru
class: IN
ttl: 2922
type: MX
pri: 50
target: mx2.zzmk.ru

Servidor de Correo
host: zzmk.ru
class: IN
ttl: 2922
type: MX
pri: 10
target: mx1.zzmk.ru

Información TXT
host: zzmk.ru
class: IN
ttl: 2922
type: TXT
txt: v=spf1 -all
entries: