Discover if the mail servers for heinrich-preis.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 Mon, 09 May 2022 14:59:41 +0000
Please contact the operator of heinrich-preis.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 @heinrich-preis.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
exchange.heinrich-preis.de
87.140.120.3
|
10 |
supported
|
exchange.heinrich-preis.de |
|
2 s
|
|
mx00.kundenserver.de
212.227.15.41
Results incomplete
|
20 |
supported
|
not checked |
|
1 s
|
|
mx01.kundenserver.de
217.72.192.67
Results incomplete
|
21 |
supported
|
not checked |
|
1 s
|
We have not received any emails from a @heinrich-preis.de address so far. Test mail delivery
Certificate is self-signed.