Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: sw4u.kr
class: IN
ttl: 300
type: A
ip: 222.119.150.78

Servidores DNS Principal (mname) y Secundario (rname)
host: sw4u.kr
class: IN
ttl: 1800
type: SOA
mname: kurt.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2414780579
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: sw4u.kr
class: IN
ttl: 300
type: MX
pri: 10
target: mail.sw4u.kr

Información TXT
host: sw4u.kr
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx a:mail.sw4u.kr ~all
entries: Array