Email Formats

{
  "mx": [
    "1 sain.mail.protection.office365.us."
  ],
  "spf": [
    "v=spf1 include:spf.protection.office365.us include:spf.internetpro.net ip4:170.187.156.227/32 ip4:64.135.32.182/32 ip4:72.11.230.136/29 include:spf.constantcontact.com -all"
  ]
}