Email Formats

{
  "mx": [
    "50 b1234.mx.srv.dfn.de.",
    "50 c1234.mx.srv.dfn.de.",
    "50 a1234.mx.srv.dfn.de."
  ],
  "spf": [
    "v=spf1 include:_spf.webcontact.de mx ip4:134.76.10.0/23 ip4:134.76.26.0/24 ip4:134.76.9.0/24 ~all"
  ]
}