Email Formats
{
"mx": [
"1 smtp.google.com."
],
"spf": [
"v=spf1 ip4:192.206.46.0/23 ip4:64.57.250.0/27 ip4:162.245.37.64/27 ip4:204.193.135.0/24 ip4:104.219.160.0/23 ip4:204.68.103.111 include:4voice.org include:amazonses.com include:_spf.google.com a mx -all"
]
}