Email Formats

{
  "mx": [
    "0 mail.1stuf.com."
  ],
  "spf": [
    "v=spf1 ip4:173.246.47.162 ip4:173.246.47.163 ip4:173.246.47.164 include:spf.constantcontact.com include:mailgun.org -all"
  ]
}