Discover if the mail servers for ibdltd.cn 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 Sat, 20 Apr 2024 08:05:40 +0000
Please contact the operator of ibdltd.cn 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 @ibdltd.cn addresses.
Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
---|---|---|---|---|---|---|
mail.ibdltd.cn
221.4.220.173
Results incomplete
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10 |
unsupported
|
not checked |
|
11 s
|
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mail2.ibdchina.com
169.62.93.69
|
20 |
supported
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mail2.ibdchina.com |
|
8 s
|
|
hk.ibdltd.cn
154.48.254.137
Results incomplete
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30 |
unsupported
|
not checked |
|
12 s
|
We have not received any emails from a @ibdltd.cn address so far. Test mail delivery