Email Formats
{
"mx": [
"10 uschrome.mail.protection.office365.us."
],
"spf": [
"v=spf1 ip4:67.83.76.48/21 ip4:98.231.121.43/24 ip4:71.203.140.173/24 ip4:66.254.206.44/24 ip4:72.18.54.249/24 ip4:104.230.90.218/24 include:spf.protection.office365.us ~all"
]
}