Email Formats
{
"mx": [
"10 mail.yakult.co.id."
],
"spf": [
"v=spf1 mx ip4:202.152.13.221 ip4:202.152.25.130 ip4:202.152.0.51 ip4:202.152.0.53 ~all",
"v=spf1\" \"+a\" \"+mx\" \"+ip4:[IP_SERVER]\" \"include:_spf.google.com\" \"~all"
]
}