Email Formats

{
  "mx": [
    "50 mail.yichang.com.pe.",
    "20 us1-smtp-mx2.titanhq.com.",
    "10 us1-smtp-mx1.titanhq.com."
  ],
  "spf": [
    "v=spf1 a mx a:mail.yichang.com.pe mx:mail.yichang.com.pe ip4:190.223.20.100 ~all"
  ]
}