Email Formats

{
  "mx": [
    "10 mx.usa.net.",
    "20 mx.ct.mbox.net."
  ],
  "spf": [
    "v=spf1 ip4:167.89.28.28 ip4:149.72.86.109 ip4:159.183.128.240 ip4:159.183.192.54 ip4:159.183.81.40 include:spf.usa.net include:spf.protection.outlook.com include:spf.mailjet.com -all"
  ]
}