Servidores DNS Principal (mname) y Secundario (rname)
host: steelmate.ir
class: IN
ttl: 3600
type: SOA
mname: ns4.sgnetway.net
rname: it.sgnetway.net
serial: 2024123022
refresh: 3600
retry: 600
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: steelmate.ir
class: IN
ttl: 21600
type: MX
pri: 10
target: mail.steelmate.ir

Servidor de Correo
host: steelmate.ir
class: IN
ttl: 21600
type: MX
pri: 21
target: mail2.steelmate.ir

Información TXT
host: steelmate.ir
class: IN
ttl: 21600
type: TXT
txt: v=spf1 mx ip4:136.243.124.198 -all
entries: Array