Discover if the mail servers for jnkg.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, 06 Oct 2022 07:05:01 +0000
Please contact the operator of jnkg.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 @jnkg.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
witt.jnkg.de
80.151.214.167
|
100 |
supported
|
ex2016.witt.jnkg.de |
|
2 s
|
|
witt-lte.jupi-networks.com
37.80.64.105
Results incomplete
|
200 | not checked |
|
1 s
|
We have received emails from these servers with @jnkg.de sender addresses. Test mail delivery
Host | TLS Version & Cipher | |
---|---|---|
smtprelay03.ispgateway.de (80.67.18.15) |
TLSv1.2
ECDHE-RSA-AES256-GCM-SHA384
|