Email Formats

{
  "mx": [
    "10 sis0000phaux821.ecps.cz.",
    "20 sis0000phaux801.ecps.cz."
  ],
  "spf": [
    "v=spf1 mx ip4:82.117.128.37/32 ip4:81.19.46.20/32 ip4:81.19.46.25/32 ip4:81.19.46.4/32 -all"
  ]
}