Email Formats

{
  "mx": [
    "10 filter.isoc.net."
  ],
  "spf": [
    "v=spf1 a mx ip4:74.83.159.114 ip4:209.87.149.28 ip4:209.212.246.20 include:spf.constantcontact.com include:spf.protection.outlook.com ~all"
  ]
}