Email Formats

{
  "mx": [
    "10 mx01.one-system.fr.",
    "80 mx02.one-system.fr.",
    "10 mx04.one-system.fr.",
    "90 mx03.one-system.fr."
  ],
  "spf": [
    "v=spf1 include:spf.one-system.fr include:spf.protection.outlook.com ~all"
  ]
}