Email Formats
{
"mx": [
"10 d212022a.ess.barracudanetworks.com.",
"20 d212022b.ess.barracudanetworks.com."
],
"spf": [
"v=spf1 a mx ip4:97.87.216.193 ip4:71.13.117.182 a:mail.walzcraft.com include:spf.ess.barracudanetworks.com include:mailgun.org include:wpdatacenter.com -all"
]
}