Email Formats

{
  "mx": [
    "20 thymin2.uni-konstanz.de.",
    "20 adenin2.uni-konstanz.de."
  ],
  "spf": [
    "v=spf1 ip4:134.34.240.32/27 ip4:91.198.250.0/24 include:_spf.tivian.com include:_spf.zimpel.de ~all"
  ]
}