Email Formats

{
  "mx": [
    "5 mx1.quercustfi.pl.",
    "10 mx2.quercustfi.pl."
  ],
  "spf": [
    "v=spf1 mx ip4:81.210.118.148 ip4:77.79.212.155 ip4:51.77.52.79 ip4:89.25.134.35 ~all"
  ]
}