Email Authentication
gwangju.ac.kr
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:spf.protection.outlook.com ip4:220.69.33.132 -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)
0 gwangju-ac-kr.mail.protection.outlook.com