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 ip4:210.190.113.0/24 include:spf-b.mynavi.jp include:spf-c.mynavi.jp include:_netblocks.google.com include:u1836477.wl.sendgrid.net include:spf.mta.hdems.com exists:%{i}._spf.mynavi.jp\" \" ip4:202.230.220.33 ip4:202.230.220.34 ip4:202.230.220.35 ip4:158.201.241.166 ip4:158.201.241.38 ~all"
]
}