Email Authentication
schoology.com
SPF
noneDeclares which servers may send mail for this domain.
No record published.
DKIM
failCryptographic signature on outbound mail (selector: google).
globalsign-domain-verification=2ADD156945743EE8988AD8A9B8187579
DMARC
noneTells receivers what to do with mail that fails SPF/DKIM.
No record published.