Discover if the mail servers for smtp.client-webspace.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, 07 Apr 2021 08:49:20 +0000
Please contact the operator of smtp.client-webspace.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 @smtp.client-webspace.de addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
smtp.client-webspace.de
148.251.83.5
|
- |
supported
|
smtp.client-webspace.de |
|
12 s
|
|
smtp.client-webspace.de
2a01:4f8:202:5303::2
Results incomplete
|
- | not checked |
|
1 s
|
We have not received any emails from a @smtp.client-webspace.de address so far. Test mail delivery