Email Formats
{
"mx": [
"10 mx1.sth.nl.",
"20 mx2.sth.nl.",
"30 mx3.sth.nl.",
"40 mx4.sth.nl."
],
"spf": [
"v=spf1 include:spf.sth.nl include:spf.protection.outlook.com include:_spf.voipoperator.nl include:_spf.skyberate.net -all"
]
}