Email Authentication
buu.ac.th
SPF
passDeclares which servers may send mail for this domain.
v=spf1 a mx ptr ip4:202.28.77.0/24 ip6:2001:03c8:3001:110::0/64 a:mail.buu.ac.th a:spammail.buu.ac.th mx:spammail.buu.ac.th include:spf.protection.outlook.com -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 buu-ac-th.mail.protection.outlook.com
10 spammail.buu.ac.th