Email Formats

{
  "mx": [
    "10 emas1.pre.cz.",
    "10 emas3.pre.cz."
  ],
  "spf": [
    "v=spf1 mx ip4:94.124.42.0/28 ip4:94.124.42.32/28 ip4:94.124.41.36 ip6:2a00:f78:2::/64 ip6:2a00:f78:2:2::/64 -all"
  ]
}