Email Formats
{
"mx": [
"5 mail.gss.com.tw.",
"10 zmail.gss.com.tw."
],
"spf": [
"v=spf1 ip4:175.99.166.66 ip4:50.31.60.66 ip4:198.37.157.109 ip4:198.37.148.179 ip4:219.87.91.67 ip4:219.87.91.68 ip4:219.87.91.69 ip4:219.87.91.123 ip4:219.87.91.124 include:mailgun.org include:stspg-customer.com -all"
]
}