Email Authentication
syncthing.net
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:spf.protection.outlook.com include:mailgun.org ~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;
Mail Servers (MX)
0 syncthing-net.mail.protection.outlook.com