Email Formats

{
"mx": [
"10 d247670a.ess.barracudanetworks.com.",
"20 d247670b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 a mx include:spf.protection.outlook.com include:_spf.salesforce.com ip4:35.190.16.47 ip4:162.219.105.64 ip4:162.219.105.65 include:volusion.email a:smtp5.volusion.com include:spf.constantcontact.com -all"
]
}