Email Formats
{
"mx": [
"1 aspmx.l.google.com.",
"5 alt1.aspmx.l.google.com.",
"5 alt2.aspmx.l.google.com.",
"10 alt3.aspmx.l.google.com.",
"10 alt4.aspmx.l.google.com."
],
"spf": [
"v=spf1 ip4:37.97.165.16 ip4:37.97.179.229 ip4:37.252.125.75 include:spf.mandrillapp.com include:_spf.google.com include:_spf.salesforce.com include:4873583.spf03.hubspotemail.net include:4873583.spf10.hubspotemail.net include:spf.sendinblue.com ~all"
]
}