Email Formats

{
  "mx": [
    "10 explorertours.net.1.0001.arsmtp.com.",
    "20 explorertours.net.2.0001.arsmtp.com."
  ],
  "spf": [
    "v=spf1 ptr:exghost.com ptr:appriver.com ip4:192.185.81.242 -all"
  ]
}