Email Formats

{
  "mx": [
    "0 sm.kiwoom.com.",
    "0 mail.kiwoom.com."
  ],
  "spf": [
    "v=spf1 ip4:115.71.12.140 ip4:210.92.16.254 ip4:211.189.43.119 ip4:210.92.16.253 ip4:210.92.16.249 ip4:119.205.239.83 ip4:61.78.61.172 ip4:119.205.239.109 ip4:220.73.137.239 -all"
  ]
}