Discover if the mail servers for 1t1solar.com 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 Fri, 06 Jun 2025 18:00:08 +0000
These servers are responsible for incoming mails to @1t1solar.com addresses.
| Hostname / IP address | Priority | STARTTLS | Certificates | Protocol | ||
|---|---|---|---|---|---|---|
|
mxbiz1.qq.com
103.86.78.3
Results incomplete
|
5 |
supported
|
not checked |
|
2 s
|
|
|
mxbiz1.qq.com
103.86.78.2
Results incomplete
|
5 |
supported
|
not checked |
|
2 s
|
|
|
mxbiz2.qq.com
43.154.252.16
Results incomplete
|
10 |
supported
|
not checked |
|
2 s
|
|
|
mxbiz2.qq.com
43.154.252.202
Results incomplete
|
10 |
supported
|
not checked |
|
2 s
|
We have received emails from these servers with @1t1solar.com sender addresses. Test mail delivery
| Host | TLS Version & Cipher | |
|---|---|---|
| unknown (123.169.96.105) |
Insecure - not encrypted!
|
|
| unknown (59.47.9.148) |
Insecure - not encrypted!
|
|
| unknown (27.156.193.47) |
Insecure - not encrypted!
|
|
| unknown (113.223.215.165) |
Insecure - not encrypted!
|
|
| unknown (114.104.176.133) |
Insecure - not encrypted!
|
|
| unknown (36.7.249.36) |
Insecure - not encrypted!
|
No Certificates found
Heartbleed