Email Formats

{
  "mx": [
    "10 mail4.unl.edu.ar.",
    "5 mail5.unl.edu.ar.",
    "5 mail3.unl.edu.ar."
  ],
  "spf": [
    "v=spf1 a mx ip4:190.122.240.21 ip4:190.122.240.23 ip4:190.122.240.24 ip4:190.122.240.25 ip4:190.122.240.26 ip4:190.122.240.10 ip4:190.122.240.22 ip4:190.122.240.73 ip4:200.9.237.5 ip4:200.9.237.3 ~all"
  ]
}