SSL-Tools

SSL check results of sendaltd.com

NEW You can also bulk check multiple servers.

Discover if the mail servers for sendaltd.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.

Summary

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Report created Mon, 25 Sep 2023 06:57:18 +0000

We can not guarantee a secure connection to the mailservers of sendaltd.com!

Please contact the operator of sendaltd.com and ask him or her to solve this problem. This result stays accessible under the following address:

/mailservers/sendaltd.com

Servers

Incoming Mails

These servers are responsible for incoming mails to @sendaltd.com addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
smtp.sendaltd.com
140.207.12.186
 10
supported
www.maildata.cn
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
supported
  • ECDHE_RSA_WITH_RC4_128_SHA
  • SSL_RSA_WITH_RC4_128_SHA
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
20 s
sendaltd.com
47.75.142.219
Results incomplete
15 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s

Outgoing Mails

We have not received any emails from a @sendaltd.com address so far. Test mail delivery

Certificates

First seen at:

emailAddress=support@maildata.cn,CN=www.maildata.cn,O=Maildata,L=Beijing,ST=Beijing,C=CN

Certificate chain
  • www.maildata.cn (Certificate is self-signed.)
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority
Subject
Country (C)
  • CN
State (ST)
  • Beijing
Locality (L)
  • Beijing
Organization (O)
  • Maildata
Common Name (CN)
  • www.maildata.cn
Email
  • support@maildata.cn
Issuer

Certificate is self-signed.

validity period
Not valid before
2023-02-27
Not valid after
2033-02-24
Fingerprints
SHA256
86:3E:FC:15:30:8C:CC:AB:09:70:79:97:26:73:DB:32:5D:C5:FC:0B:A8:E6:04:33:77:0E:56:3D:8B:DE:F7:86
SHA1
CD:69:22:DE:2A:AF:AC:7C:5D:04:48:A6:4B:B8:2F:53:15:48:54:AD