Email Formats

{
  "mx": [
    "5 mailgate.highmark.com."
  ],
  "spf": [
    "v=spf1 mx a:igate.highmark.com a:igate2.highmark.com ip4:157.154.7.0/24 ip4:167.164.7.48/28 ip4:13.56.105.252 include:spf.protection.outlook.com -all"
  ]
}