Discover if the mail servers for kalendar4me.cz 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 Tue, 26 May 2020 03:00:24 +0000
These servers are responsible for incoming mails to @kalendar4me.cz addresses.
| Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
|---|---|---|---|---|---|---|
|
mx.aerohosting.cz
89.185.236.82
Results incomplete
|
20 |
supported
|
not checked |
|
1 s
|
|
|
mx2.aerohosting.cz
81.31.35.43
Results incomplete
|
50 | not checked |
|
11 s
|
We have not received any emails from a @kalendar4me.cz address so far. Test mail delivery
No Certificates found
Heartbleed