Email Authentication

stackmail.com

SPF

pass
Declares which servers may send mail for this domain.
v=spf1 include:spf.protection.outlook.com include:spf.20i.com a mx -all

DKIM

none
Cryptographic signature on outbound mail (selector: none).
No record published.

DMARC

none
Tells receivers what to do with mail that fails SPF/DKIM.
No record published.

Mail Servers (MX)

0 stackmail-com.mail.protection.outlook.com