Email Formats

{
  "mx": [
    "300 mailip2.patria.cz.",
    "200 mailip1.patria.cz.",
    "400 drmailip3.patria.cz."
  ],
  "spf": [
    "v=spf1 ip4:89.233.174.0/24 ip4:193.86.102.0/24 ip4:194.145.156.0/24 -all"
  ]
}