Email Formats

{
  "mx": [
    "10 portascience-com.mx1.arsmtp.com.",
    "20 portascience-com.mx2.arsmtp.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:10.64.32.212/32 ip4:216.240.191.202/32 ip4:74.62.243.26/32 ip4:209.126.25.236/32 ~all"
  ]
}