Email Formats

{
  "mx": [
    "10 mail1.kaczmarski.pl.",
    "10 mail2.kaczmarski.pl."
  ],
  "spf": [
    "v=spf1 ip4:217.30.159.21 a:mail.krd.pl ip4:217.30.159.93 a:mail1.krd.pl ip4:217.30.159.94 a:mail2.krd.pl include:spf.protection.outlook.com -all"
  ]
}