Email Formats
{
"mx": [
"10 d327640a.ess.barracudanetworks.com.",
"20 d327640b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 ip4:50.216.228.114/32 ip4:67.221.117.64/26 ip4:70.88.24.173 include:spf.ess.barracudanetworks.com include:ofm.com include:ofm-msp.com -all"
]
}