Registro DMARC
v=spf1 ip4:183.111.183.4 ~all

Registro IPv4
host: artconcrete.co.kr
class: IN
ttl: 1799
type: A
ip: 183.111.183.4

Servidores DNS Principal (mname) y Secundario (rname)
host: artconcrete.co.kr
class: IN
ttl: 1800
type: SOA
mname: artconcrete.co.kr
rname: postmaster.artconcrete.co.kr
serial: 20160613
refresh: 10800
retry: 3600
expire: 3600000
minimum-ttl: 43200

Servidor de Correo
host: artconcrete.co.kr
class: IN
ttl: 1800
type: MX
pri: 10
target: rmw-002.fmcity.com

Información TXT
host: artconcrete.co.kr
class: IN
ttl: 1800
type: TXT
txt: v=spf1 ip4:183.111.183.4 ~all
entries: