SSL-Tools

SSL check results of ccc.de

NEW You can also bulk check multiple servers.

Discover if the mail servers for ccc.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

JSON Refresh

Report created Sun, 07 Jan 2024 13:26:34 +0000

No connection to the mailservers of ccc.de could be established.

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
nomail.ccc.de
2a00:14b0:4200:3000:23:55::65
Results incomplete
5 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s
nomail.ccc.de
212.12.55.65
Results incomplete
5 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s
mail.ccc.de
2a00:14b0:4200:3000:23:55::66
Results incomplete
10
supported
not checked
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mail.ccc.de
212.12.55.66
Results incomplete
10
supported
not checked
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
nomail2.ccc.de
212.12.55.65
Results incomplete
23 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s
nomail3.ccc.de
2a00:14b0:4200:3000:23:55::65
Results incomplete
42 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s

Outgoing Mails

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

Certificates

No Certificates found