Registro DMARC
v=DMARC1; p=reject

Servidores DNS Principal (mname) y Secundario (rname)
host: tybio.com.tw
class: IN
ttl: 600
type: SOA
mname: nsp1.hinet.net
rname: joseph.shyu.tybio.com.tw
serial: 541
refresh: 900
retry: 600
expire: 1209600
minimum-ttl: 600

Servidor de Correo
host: tybio.com.tw
class: IN
ttl: 600
type: MX
pri: 5
target: mailgw.tybio.com.tw

Información TXT
host: tybio.com.tw
class: IN
ttl: 600
type: TXT
txt: MS=3BF713B3106D9069118D37A2B8CE7DE6C3AE160C
entries: Array

Información TXT
host: tybio.com.tw
class: IN
ttl: 600
type: TXT
txt: Public-CA-domain-verification=F019D858DD5BA5C8771DD35A7FEE7F72
entries: Array

Información TXT
host: tybio.com.tw
class: IN
ttl: 600
type: TXT
txt: Public-CA-domain-verification=3F927DBC99BFCD151637A7DB7F74B816 
entries: Array

Información TXT
host: tybio.com.tw
class: IN
ttl: 600
type: TXT
txt: mapp-hostname=mail.tybio.com.tw_1_443
entries: Array

Información TXT
host: tybio.com.tw
class: IN
ttl: 600
type: TXT
txt: v=spf1 a:mailgw.tybio.com.tw mx:mailgw.tybio.com.tw -all
entries: Array