Email Authentication
ncku.edu.tw
SPF
passDeclares which servers may send mail for this domain.
v=spf1 ip4:140.116.229.0/24 ip4:140.116.248.16 ip4:140.116.248.17 ip4:140.116.248.18 ip4:140.116.248.21 ip4:140.116.248.22 ip4:140.116.248.23 include:_spf.google.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)
20 mail.ncku.edu.tw