Discover if the mail servers for backbone.co.at 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, 29 Nov 2021 10:37:15 +0000
Please contact the operator of backbone.co.at 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 @backbone.co.at addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
www3.companyweb.at
193.26.156.211
Results incomplete
|
10 |
supported
|
not checked |
|
1 s
|
|
mailwall.backbone.co.at
81.31.131.240
|
50 |
supported
|
mailwall2.backbone.co.at |
|
13 s
|
We have not received any emails from a @backbone.co.at address so far. Test mail delivery
Certificate is self-signed.