Email Authentication
jezetek.cc
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
noneTells receivers what to do with mail that fails SPF/DKIM.
No record published.
Mail Servers (MX)
1 mx1.feishu.cn
5 mx2.feishu.cn
10 mx3.feishu.cn