Email Formats

{
  "mx": [
    "10 customcylinders-com.mx1.arsmtp.com.",
    "20 customcylinders-com.mx2.arsmtp.com."
  ],
  "spf": [
    "v=spf1 +a +mx +ip4:35.208.103.74 +include:spf.protection.outlook.com ~all"
  ]
}