Discover if the mail servers for osnabrueck.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, 26 Aug 2021 08:36:37 +0000
These servers are responsible for incoming mails to @osnabrueck.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
mail1x.osnabrueck.de
80.228.87.5
Results incomplete
|
10 |
supported
|
not checked |
|
1 s
|
|
mail2x.osnabrueck.de
80.228.87.4
Results incomplete
|
20 |
supported
|
not checked |
|
1 s
|
We have received emails from these servers with @osnabrueck.de sender addresses. Test mail delivery
Host | TLS Version & Cipher | |
---|---|---|
leasedline-static-080-228-087-004.ewe-ip-backbone.de (80.228.87.4) |
TLSv1.2
ECDHE-RSA-AES256-GCM-SHA384
|
|
mail2x.osnabrueck.de (212.95.127.241) |
TLSv1.2
ECDHE-RSA-AES256-GCM-SHA384
|
No Certificates found