Email Formats

{
  "mx": [
    "10 smf.korearental.co.kr."
  ],
  "spf": [
    "v=spf1 ip4:121.254.168.210 ip4:121.254.168.203  ip4:121.254.168.204 ip4:121.254.168.205 include:mail.stibee.com include:_spf.hiworks.co.kr ~all"
  ]
}