Email Formats

{
  "mx": [
    "10 portal1i.visa.com.",
    "10 portal2i.visa.com.",
    "10 portal3i.visa.com.",
    "10 portal4i.visa.com."
  ],
  "spf": [
    "v=spf1 ip4:23.227.37.239 ip4:23.227.37.240 ip4:23.227.55.239 ip4:23.227.55.240 ip4:54.240.0.0/18 include:spf1.payworks.com ~all"
  ]
}