SSL check results of kunesch-it.de

NEW You can also bulk check multiple servers.

Discover if the mail servers for kunesch-it.de 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

Report created Tue, 23 Aug 2022 03:27:21 +0000

We can not guarantee a secure connection to the mailservers of kunesch-it.de!

Please contact the operator of kunesch-it.de and ask him or her to solve this problem. This result stays accessible under the following address:

/mailservers/kunesch-it.de

Servers

Incoming Mails

These servers are responsible for incoming mails to @kunesch-it.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mx-in-01.spam-shredder.de
2a01:4f8:c010:8bd::dead:beef
Results incomplete
1 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
mx-in-01.spam-shredder.de
159.69.191.154
1
supported
mailcleaner
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
1 s
mx-in-02.spam-shredder.de
2a01:4f8:1c0c:5005::1
2
supported
mailcleaner
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
1 s
mx-in-02.spam-shredder.de
195.201.23.245
2
supported
mailcleaner
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
1 s

Outgoing Mails

We have not received any emails from a @kunesch-it.de address so far. Test mail delivery

Certificates

First seen at:

CN=mailcleaner,OU=MailCleaner,O=MailCleaner,L=Lausanne,ST=Vaud,C=CH

Certificate chain
  • mailcleaner (Certificate is self-signed.)
    • remaining
    • 1024 bit
    • md5WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority

Subject
Country (C)
  • CH
State (ST)
  • Vaud
Locality (L)
  • Lausanne
Organization (O)
  • MailCleaner
Organizational Unit (OU)
  • MailCleaner
Common Name (CN)
  • mailcleaner
Issuer

Certificate is self-signed.

validity period
Not valid before
2007-01-12
Not valid after
2034-05-29
Fingerprints
SHA256
0F:F9:04:2C:1A:5E:2D:C2:D0:99:E1:A9:44:68:EA:35:F0:53:10:E5:0F:D3:11:D7:DD:0F:D3:E0:9C:C2:BB:E9
SHA1
EF:7C:29:7C:CC:5A:97:1D:8D:CB:DA:E9:BA:62:F8:ED:F9:6C:F3:EA
X509v3 extensions
subjectKeyIdentifier
  • 80:51:7C:EE:0A:78:6C:D3:26:1A:DC:CE:A3:AD:4C:DF:52:BF:07:47
authorityKeyIdentifier
  • keyid:80:51:7C:EE:0A:78:6C:D3:26:1A:DC:CE:A3:AD:4C:DF:52:BF:07:47
  • DirName:/C=CH/ST=Vaud/L=Lausanne/O=MailCleaner/OU=MailCleaner/CN=mailcleaner
  • serial:8C:FE:77:79:5F:5E:79:FC