Email Formats

{
"mx": [
"20 d226221b.ess.barracudanetworks.com.",
"10 d226221a.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 include:spf.ess.barracudanetworks.com ip4:216.150.236.178 -all"
]
}