Email Formats

{
  "mx": [
    "10 hksmtp.artsgroup.com.",
    "90 szsmtp.artsgroup.net.cn."
  ],
  "spf": [
    "v=spf1 include:_spf.artsgroup.com include:_spf3rd.artsgroup.com include:_msspf.artsgroup.com ~all"
  ]
}