Email Authentication
shingakunet.com
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:spf01.shingakunet.com include:spf-bma.rec.mpme.jp include:rnmk.com include:_spf.salesforce.com ~all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: quarantine.
v=DMARC1; p=quarantine; rua=mailto:rua-recse@mpub.ne.jp
Mail Servers (MX)
10 mx.x.recruit.co.jp