Email Formats
{
"mx": [
"0 d171329a.ess.barracudanetworks.com.",
"10 d171329b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 a mx ip4:98.147.48.254 ip4:199.189.225.156 ip4:4.42.137.248/29 include:relay.mailchannels.net include:secureserver.net include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all"
]
}