SSL check results of tsfunk.de

NEW You can also bulk check multiple servers.

Discover if the mail servers for tsfunk.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 Wed, 14 Apr 2021 12:20:29 +0000

We can not guarantee a secure connection to the mailservers of tsfunk.de!

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

/mailservers/tsfunk.de

Servers

Incoming Mails

These servers are responsible for incoming mails to @tsfunk.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.tsfunk.de
31.18.175.126
10
supported
Zentyal
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
4 s
1exsmc7vaz0lisfb.myfritz.net
2a02:8108::1a:280c:a9eb:5c9a:9f83
Results incomplete
20 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s
1exsmc7vaz0lisfb.myfritz.net
31.18.175.126
20
supported
Zentyal
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
3 s

Outgoing Mails

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

Certificates

First seen at:

CN=Zentyal,O=tsfunk.de,L=CE,ST=mail.tsfunk.de,C=DE

Certificate chain
  • Zentyal
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority

      tsfunk.de Authority Certificate
Subject
Country (C)
  • DE
State (ST)
  • mail.tsfunk.de
Locality (L)
  • CE
Organization (O)
  • tsfunk.de
Common Name (CN)
  • Zentyal
Issuer
Country (C)
  • DE
State (ST)
  • mail.tsfunk.de
Locality (L)
  • CE
Organization (O)
  • tsfunk.de
Common Name (CN)
  • tsfunk.de Authority Certificate
validity period
Not valid before
2021-03-27
Not valid after
2031-03-25
Fingerprints
SHA256
CE:03:F3:6A:C5:E2:C1:A0:83:00:2E:69:5F:90:52:E7:D3:99:F8:B2:A8:B3:9B:16:E5:A2:02:CF:9C:84:B0:33
SHA1
8B:25:2A:DF:A8:43:8A:26:3E:0D:D8:6B:A5:FF:B4:E4:E4:F6:C5:AE
X509v3 extensions
nsComment
  • OpenSSL Generated Certificate
subjectKeyIdentifier
  • 0C:62:55:12:90:E2:94:6C:E4:DB:54:D7:FA:DC:14:D5:4C:B4:4C:32
authorityKeyIdentifier
  • keyid:EF:3F:21:D4:62:CF:97:BB:AD:1E:BC:2C:31:E4:AC:4A:F2:F3:43:6A