Email Formats

{
  "mx": [
    "30 smtpsend.joins.com.",
    "20 sniper2.joongang.co.kr.",
    "10 sniper.joins.net.",
    "20 sniper2.joins.net."
  ],
  "spf": [
    "v=spf1 include:_spfa.joins.com include:_spfx.joins.com include:_spf.google.com include:mail.stibee.com include:spf.protection.outlook.com ~all"
  ]
}