Discover if the mail servers for holzbau-kaltschmitt.de 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 Wed, 01 Jul 2020 00:30:58 +0000
These servers are responsible for incoming mails to @holzbau-kaltschmitt.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
mail.holzbau-kaltschmitt.de
109.237.137.236
Results incomplete
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10 |
supported
|
not checked |
|
1 s
|
We have received emails from these servers with @holzbau-kaltschmitt.de sender addresses. Test mail delivery
Host | TLS Version & Cipher | |
---|---|---|
relay06.alfahosting-server.de (109.237.142.242) |
TLSv1.2
AECDH-AES256-SHA
|
No Certificates found