Email Formats
{
"mx": [
"1 aspmx.l.google.com.",
"10 aspmx2.googlemail.com.",
"10 aspmx3.googlemail.com.",
"5 alt1.aspmx.l.google.com.",
"5 alt2.aspmx.l.google.com."
],
"spf": [
"v=spf1 a ip4:208.86.168.7 ip4:135.84.68.123 ip4:206.152.14.54 ip4:149.72.117.5 ip4:149.72.205.89 ip4:149.72.217.22 include:_spf.google.com include:amazonses.com include:cust-spf.exacttarget.com include:emsd1.com include:sendgrid.net ~all"
]
}