Email Formats

{
  "mx": [
    "10 mail-vz.lignum-technologies.com.",
    "20 mail-pb.lignum-technologies.com.",
    "50 mail-an.lignum-technologies.com.",
    "30 mail-zv.lignum-technologies.com.",
    "40 mail-mx.lignum-technologies.com."
  ],
  "spf": [
    "v=spf1 a mx -all"
  ]
}