Email Formats
{
"mx": [
"1 aspmx.l.google.com.",
"10 alt3.aspmx.l.google.com.",
"10 alt4.aspmx.l.google.com.",
"5 alt1.aspmx.l.google.com.",
"5 alt2.aspmx.l.google.com."
],
"spf": [
"v=spf1 include:_spf.google.com include:mail.zendesk.com ip4:217.70.176.0/20 ip6:2001:4b98:c::/48 ip4:217.70.185.10 ip4:173.246.97.150 ip4:217.70.186.165 include:spf.mandrillapp.com ~all"
]
}