Email Formats

{
  "mx": [
    "30 mx2.nu.edu.sa.",
    "40 mx3.nu.edu.sa.",
    "100 nu-edu-sa.mail.protection.outlook.com.",
    "20 mx1.nu.edu.sa."
  ],
  "spf": [
    "v=spf1 ip4:212.26.74.25 ip4:212.26.74.37 ip4:212.26.74.71 ip4:212.26.74.21 include:mh.blackboard.com  include:spf.protection.outlook.com ~all"
  ]
}