Email Formats

{
  "mx": [
    "10 c2301.mx.srv.dfn.de.",
    "10 a2301.mx.srv.dfn.de.",
    "10 b2301.mx.srv.dfn.de."
  ],
  "spf": [
    "v=spf1 include:spf.mailex.uni-bamberg.de include:spf.emailsys.net include:_spf.zimpel.de include:_spf.tivian.com ~all"
  ]
}