Email Authentication
cainiao.com
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:spf1.staff.mail.aliyun.com -all
DKIM
passCryptographic signature on outbound mail (selector: default).
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrIHtp/CfFQlVmTE+wEkYY8OeSV8uG8MK9272XuFw9sYNjENRCb5ENB1vT3eSw9FSEEFQQgQnJjUjeveoT6PkEqq84dWkJILe4UhLWnPZIIYw0tVQqXuy9HSHETy8GF+WhkIHqiWRDuXKSCOVb9SN6stw0VDhN4mW8LutsxHI9vwIDAQAB
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: quarantine.
v=DMARC1; p=quarantine; rua=mailto:dmarc_alibaba@service.alibaba.com; ruf=mailto:dmarc_alibaba@service.alibaba.com
Mail Servers (MX)
10 mx1.alibaba-inc.com
20 mxus1.alibaba-inc.com