Email Formats
{
"mx": [
"10 efirst-com-au.p10.spamhero.com.",
"20 efirst-com-au.p20.spamhero.net.",
"30 efirst-com-au.p30.spamhero.net.",
"40 efirst-com-au.p40.spamhero.net."
],
"spf": [
"v=spf1 a:mail.efirst.com.au ip4:27.50.67.180 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.0.0/16 include:_spf.google.com ~all"
]
}