Email Formats

{
  "mx": [
    "10 c1271.mx.srv.dfn.de.",
    "10 a1271.mx.srv.dfn.de.",
    "10 b1271.mx.srv.dfn.de."
  ],
  "spf": [
    "v=spf1 mx ip4:141.57.19.52 ip4:141.57.19.53 ip4:141.57.19.60 ~all"
  ]
}