Email Formats
{
"mx": [
"0 mx1.dtsanz.com.",
"5 mx2.dtsanz.com."
],
"spf": [
"v=spf1 ip4:202.20.5.21 +a +mx +ip4:202.20.5.16/28 +ip4:202.68.93.32/27 +ip4:202.68.93.160/28 +ip4:202.68.93.176/28 +ip4:202.68.92.78 +ip4:202.68.93.226 +include:spf.mandrillapp.com ~all"
]
}