Email Formats
{
"mx": [
"10 aspmx.l.google.com.",
"20 alt1.aspmx.l.google.com.",
"30 alt2.aspmx.l.google.com.",
"40 aspmx2.googlemail.com.",
"50 aspmx3.googlemail.com."
],
"spf": [
"v=spf1 ip4:54.208.84.215 ip4:52.73.203.75 ip4:54.208.14.206 ip4:205.162.47.120 include:_spf.google.com include:spf1.gumgum.com include:amazonses.com include:_aspf.spf05.hubspotemail.net include:_spf.salesforce.com include:mail.zendesk.com -all"
]
}