Email Formats
{
"mx": [
"10 d54656a.ess.barracudanetworks.com.",
"20 d54656b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 a mx ip4:97.79.190.123 ip4:3.226.179.237 include:6554137.spf05.hubspotemail.net include:spf.ess.barracudanetworks.com include:spf.emailsignatures365.com include:spf.constantcontact.com include:amazonses.com -all"
]
}