Email Formats

{
  "mx": [
    "10 grameenresearch-org.mx1.arsmtp.com.",
    "20 grameenresearch-org.mx2.arsmtp.com."
  ],
  "spf": [
    "v=spf1 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com ~all"
  ]
}