Email Formats

{
  "mx": [
    "50 smtp2.int-evry.fr.",
    "20 smtp1.int-evry.fr.",
    "80 mx1.enst.fr.",
    "90 mx2.enst.fr."
  ],
  "spf": [
    "v=spf1 mx include:enst.fr ip4:137.194.2.192/30 ip4:137.194.2.135 ip4:157.159.0.0/16 ip4:91.103.234.96/27 ip4:91.103.237.96/27 ip4:83.206.237.128/26 ~all"
  ]
}