Email Formats
{
"mx": [
"10 aspmx.l.google.com.",
"20 aspmx2.googlemail.com.",
"30 aspmx3.googlemail.com.",
"40 alt1.aspmx.l.google.com.",
"50 alt2.aspmx.l.google.com."
],
"spf": [
"v=spf1 include:_spf.google.com include:cust-spf.exacttarget.com include:amazonses.com include:mail.zendesk.com include:servers.mcsv.net include:spf.mailjet.com ip4:216.74.162.13 ip4:216.74.162.14 ip4:153.95.95.86 ip4:18.197.36.5 -all"
]
}