Discover if the mail servers for rtl.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 Thu, 01 Dec 2022 07:51:37 +0000
These servers are responsible for incoming mails to @rtl.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
assur.rtl.de
193.16.163.11
Results incomplete
|
10 |
supported
|
not checked |
|
1 s
|
|
marduk.rtl.de
193.16.163.31
Results incomplete
|
10 |
supported
|
not checked |
|
1 s
|
|
sulis.rtl.de
193.16.163.17
Results incomplete
|
20 | not checked |
|
11 s
|
||
sul.rtl.de
193.16.163.16
Results incomplete
|
20 | not checked |
|
11 s
|
We have not received any emails from a @rtl.de address so far. Test mail delivery
No Certificates found