Email Formats
{
"mx": [
"10 d117256a.ess.barracudanetworks.com.",
"200 d117256b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 ip4:205.160.6.70 ip4:65.51.188.106 include:spf.ess.barracudanetworks.com include:spf-ca.emailsignatures365.com -all"
]
}