Email Authentication
pku.edu.cn
SPF
passDeclares which servers may send mail for this domain.
v=spf1 ip4:162.105.129.0/24 include:spf.icoremail.net -all
DKIM
passCryptographic signature on outbound mail (selector: dkim).
k=rsa; t=y; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC3AivOJIBxf5KJFrzx+g51TEkiW2R2JXUoV+1F3ihQc+qlm8D0qvoYYCNgeEEYTFu2GQkK3QxpaqJCcyMKeYJ56foEwbO154wT7KnU1tIDRUCi+Xl6VWHIumZzii6S2GxPqzQ67Nz10iasrJVNuU8aF0fPRTM9ePN6Ji7LC2F+UQIDAQAB
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: quarantine.
v=DMARC1; p=quarantine; sp=reject; fo=1; ruf=mailto:dmarc@pku.edu.cn; rua=mailto:dmarc_report@pku.edu.cn
Mail Servers (MX)
5 mx-pku-edu-cn.icoremail.net
10 gateway.pku.edu.cn