Email Formats

{
  "mx": [
    "10 mx00.1and1.com.",
    "11 mx01.1and1.com."
  ],
  "spf": [
    "v=spf1 ip4:107.161.14.10 ip4:198.57.215.170 include:_spf.perfora.net include:_spf-us.ionos.com include:_spf.kundenserver.de ~all"
  ]
}