Email Formats

{
  "mx": [
    "5 relayhost.dutaint.com."
  ],
  "spf": [
    "v=spf1 ip4:122.248.43.101 ip4:122.248.43.109 +a +mx +ip4:103.169.206.6 +include:relayhost.dutaint.com -all"
  ]
}