Email Authentication
president.jp
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:_spf.google.com include:aspmx.pardot.com include:_spf.credit.j-payment.co.jp ~all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
noneTells receivers what to do with mail that fails SPF/DKIM.
No record published.
Mail Servers (MX)
10 aspmx.l.google.com