Email Formats
{
"mx": [
"10 aspmx.l.google.com.",
"20 alt1.aspmx.l.google.com.",
"20 alt2.aspmx.l.google.com.",
"30 aspmx2.googlemail.com.",
"30 aspmx3.googlemail.com."
],
"spf": [
"v=spf1 ip4:52.27.166.219 ip4:52.242.28.194 ip4:149.72.197.217 mx include:_spf.google.com include:u20829943.wl194.sendgrid.net include:_spf.salesforce.com include:e2ma.net include:5262266.spf03.hubspotemail.net ~all"
]
}