Discover if the mail servers for ssllabs.com can be reached through a secure connection.
To establish a secure connection a mail server has to offer STARTTLS (SSL), a trustworthy SSL certificate, support for the Diffie-Hellman-Algorithm to guarantee Perfect Forward Secrecy and must not be vulnerable against the Heartbleed attack. Futhermore we recommend using end-to-end encryption with GnuPG.
Report created Sat, 17 Feb 2024 04:50:10 +0000
error: DNS Error: NXDomain (ssllabs.com.s10a1.psmtp.com)
These servers are responsible for incoming mails to @ssllabs.com addresses.
No DNS records found
We have not received any emails from a @ssllabs.com address so far. Test mail delivery
No Certificates found
Heartbleed