Email Formats

{
"mx": [
"10 mx4.iusa.com.mx.",
"10 mx1.iusa.com.mx.",
"10 mx2.iusa.com.mx.",
"10 mx3.iusa.com.mx."
],
"spf": [
"v=spf1 ip4:200.79.162.71 ip4:200.79.162.72 ip4:200.79.162.73 ip4:200.79.162.74 a:mx1.iusa.com.mx a:mx2.iusa.com.mx a:mx3.iusa.com.mx a:mx4.iusa.com.mx -all"
]
}