Discover if the mail servers for holzinger-klemm.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, 21 Jul 2021 12:41:45 +0000
Please contact the operator of holzinger-klemm.de and ask him or her to solve this problem. This result stays accessible under the following address:
These servers are responsible for incoming mails to @holzinger-klemm.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
mail.holzinger-klemm.de
2003:2:2:15:80:150:6:143
Results incomplete
|
10 | not checked |
|
11 s
|
||
mail.holzinger-klemm.de
217.91.195.191
|
10 |
supported
|
wall.hkgbr |
|
3 s
|
We have not received any emails from a @holzinger-klemm.de address so far. Test mail delivery