Email Formats

{
  "mx": [
    "0 mail.kctc.co.kr."
  ],
  "spf": [
    "v=spf1 ip4:203.236.80.29 ip4:203.236.80.69 ip4:203.236.80.46 ip4:203.236.80.49 ip4:203.236.80.50 -all"
  ]
}