Email Formats
{
"mx": [
"20 alt1.aspmx.l.google.com.",
"10 aspmx.l.google.com.",
"30 aspmx3.googlemail.com.",
"20 alt2.aspmx.l.google.com.",
"30 aspmx2.googlemail.com."
],
"spf": [
"v=spf1 a ip4:3.112.34.72 ip4:54.250.147.234 ip4:54.95.92.71 ip4:52.194.95.51 ip4:202.232.238.0/24 include:_spf.google.com include:_spf.salesforce.com include:spf.haihaimail.jp ~all"
]
}