Email Formats

{
  "mx": [
    "10 mx01.1and1.com.",
    "0 mx00.1and1.com."
  ],
  "spf": [
    "v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de include:spf.mailjet.com include:relay.qfloors.com ~all"
  ]
}