Email Formats

{
  "mx": [
    "10 mail.intlsalesgroup.com."
  ],
  "spf": [
    "v=spf1 mx ip4:12.133.239.128/29 ip4:12.189.246.64/29 include:servers.mcsv.net include:sendgrid.net include:spf.constantcontact.com -all"
  ]
}