Email Formats

{
  "mx": [
    "10 mta2.centrum24.pl.",
    "10 mta9.centrum24.pl.",
    "10 mta10.centrum24.pl.",
    "10 mta1.centrum24.pl."
  ],
  "spf": [
    "v=spf1 ip4:195.234.141.0/24 ip4:193.201.34.3 ip4:213.189.45.25 exists:%{i}.spf.as.gruposantander.com -all"
  ]
}