Email Formats

{
  "mx": [
    "5 mx04.hfmt-koeln.de.",
    "20 mx02.hfmt-koeln.de."
  ],
  "spf": [
    "v=spf1 a:mx04.hfmt-koeln.de a:mx02.hfmt-koeln.de mx:hfmt-koeln.de include:spf-eu.exlibrisgroup.com include:agenturserver.de ip4:212.117.75.199 ip4:212.117.75.194 ~all"
  ]
}