Email Authentication
xp.cn
SPF
passDeclares which servers may send mail for this domain.
v=spf1 +include:_netblocks.m.feishu.cn -all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
warningTells receivers what to do with mail that fails SPF/DKIM. Policy: none.
v=DMARC1;p=none;rua=mailto:dmarc_report@service.aliyun.com
Mail Servers (MX)
1 mx1.feishu.cn
5 mx2.feishu.cn
10 mx01.dm.aliyun.com
10 mx3.feishu.cn