Discover if the mail servers for castletech.com.au 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 Mon, 06 Jul 2020 05:31:07 +0000
Please contact the operator of castletech.com.au 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 @castletech.com.au addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
mail.castletech.com.au
13.75.187.5
|
1 |
supported
|
mail.castletech.com.au |
|
20 s
|
|
mailforward21.cloudns.net
2a00:1768:1001:9::23
Results incomplete
|
5 |
supported
|
not checked |
|
1 s
|
|
mailforward21.cloudns.net
109.201.133.110
Results incomplete
|
5 |
supported
|
not checked |
|
1 s
|
We have not received any emails from a @castletech.com.au address so far. Test mail delivery
Certificate is self-signed.