SSL check results of jonasled.de

NEW You can also bulk check multiple servers.

Discover if the mail servers for jonasled.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 Sun, 18 Jul 2021 19:20:24 +0000

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

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

/mailservers/jonasled.de

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
pmg.jonasled.de
2001:4ba0:92c1:5d::2:1
1
supported
*.jonasled.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
10 s
pmg.jonasled.de
83.136.84.239
Results incomplete
1
unsupported
not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
mailcow2.jonasled.de
2001:470:1f14:1019::2
Results incomplete
100 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s
mailcow2.jonasled.de
23.94.219.121
Results incomplete
100
supported
not checked
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
5 s

Outgoing Mails

We have received emails from these servers with @jonasled.de sender addresses. Test mail delivery

Host TLS Version & Cipher
o255.p27.mailjet.com (185.189.238.255)
TLSv1.3 TLS_AES_128_GCM_SHA256

Certificates

First seen at:

CN=*.jonasled.de,O=jonasled.de,OU=Proxmox Mail Gateway

Certificate chain
  • *.jonasled.de (Certificate is self-signed.)
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption
    • Unknown Authority

Subject
Organizational Unit (OU)
  • Proxmox Mail Gateway
Organization (O)
  • jonasled.de
Common Name (CN)
  • *.jonasled.de
Issuer

Certificate is self-signed.

validity period
Not valid before
2021-02-10
Not valid after
2031-02-08
Fingerprints
SHA256
ED:D4:92:00:7E:D7:9E:35:5F:FA:62:9D:DB:BC:A6:AB:20:D2:C2:A8:F7:73:1B:D4:BB:87:21:B9:AC:F7:83:C9
SHA1
B4:B2:FA:50:DA:64:A7:AE:4C:A0:DC:16:D9:6A:93:85:B1:FB:E0:E2