Email Formats

{
  "mx": [
    "20 ulysses.noc.ntua.gr.",
    "30 ntua-gr.mail.protection.outlook.com.",
    "20 achilles.noc.ntua.gr.",
    "20 diomedes.noc.ntua.gr."
  ],
  "spf": [
    "v=spf1 ip4:147.102.222.0/24 ip6:2001:648:2000:de::/64 include:spf.protection.outlook.com -all"
  ]
}