Email Formats
{
"mx": [
"1 aspmx.l.google.com.",
"10 alt3.aspmx.l.google.com.",
"10 alt4.aspmx.l.google.com.",
"5 alt1.aspmx.l.google.com.",
"5 alt2.aspmx.l.google.com."
],
"spf": [
"v=spf1 include:_spf.google.com include:spf.mandrillapp.com include:22151452.spf10.hubspotemail.net include:amazonses.com include:mail.zendesk.com include:_spf.salesforce.com \" \"ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.14 ip4:147.160.167.15 ip4:52.49.235.189 ip4:52.49.201.246 ~all"
]
}