Email Formats

{
  "mx": [
    "10 spam.sysone.co.kr."
  ],
  "spf": [
    "v=spf1 ip4:119.205.215.246 ip4:119.205.215.239 ip4:119.205.215.227 ip4:119.205.215.228 ip4:218.55.104.2 ip4:119.205.215.226 ip4:119.205.215.245 -all"
  ]
}