Email Formats

{
  "mx": [
    "10 mail.challengerschool.com."
  ],
  "spf": [
    "v=spf1 ip4:24.104.59.30 ip4:72.166.49.137 include:7453802.spf03.hubspotemail.net include:_spf.qualtrics.com include:sendgrid.net include:customerspf.schoolmessenger.com ~all"
  ]
}