Email Formats

{
  "mx": [
    "12801 ax.virusfree.cz.",
    "12817 bx.virusfree.cz.",
    "12833 cx.spamfree.cz.",
    "12849 dx.spamfree.cz."
  ],
  "spf": [
    "v=spf1 mx ip4:62.77.77.0/24 ip4:77.236.205.154/32 ip6:2001:af0:8002:102::3e4d:4d00/120 include:spf.protection.outlook.com include:onmicrosoft.virusfree.cz -all"
  ]
}