Email Formats

{
  "mx": [
    "20 spamstopii.sterling.net.",
    "10 spamstopiii.sterling.net."
  ],
  "spf": [
    "v=spf1 mx include:stlouis.sterling.net ip4:209.216.229.0/25 include:490119.spf01.hubspotemail.net ~all"
  ]
}