Email Formats
{
"mx": [
"10 d102190a.ess.barracudanetworks.com.",
"15 d102190b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 mx a ip4:202.126.223.128/28 ip4:118.143.53.208/28 ip4:202.82.127.96/20 ip4:223.255.148.186/32 ip4:182.239.52.235/32 ip4:182.239.52.236/32 ip4:182.239.52.237/32 ip4:182.239.52.238/32 ip4:182.239.52.239/32 ip4:223.255.145.225/27 ?all"
]
}