Email Formats

{
  "mx": [
    "20 smail.spc.co.kr.",
    "0 antispam.dacom.net.",
    "10 mail.spc.co.kr.",
    "30 parismaildev.spc.co.kr."
  ],
  "spf": [
    "v=spf1 include:spf1.spc.co.kr include:spf2.spc.co.kr ip4:121.254.145.230 include:_spf-dc50.sapsf.com ~all"
  ]
}