SSL check results of igh-giesler.de

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Discover if the mail servers for igh-giesler.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 Fri, 29 May 2020 10:36:53 +0000

The mailservers of igh-giesler.de can be reached through an encrypted connection.

However, we found problems that may affect the security.

Servers

Incoming Mails

These servers are responsible for incoming mails to @igh-giesler.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.igh-giesler.de
217.92.238.148
10
supported
igh-exch
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s

Outgoing Mails

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

Certificates

First seen at:

CN=igh-exch

Certificate chain
  • igh-exch (Certificate is self-signed.)
    • remaining
    • 2048 bit
    • sha1WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority

Subject
Common Name (CN)
  • igh-exch
Alternative Names
  • igh-exch
  • igh-exch.giesler.local
Issuer

Certificate is self-signed.

validity period
Not valid before
2019-06-03
Not valid after
2024-06-03
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
Fingerprints
SHA256
0D:8F:D3:05:7E:B3:02:79:3D:53:2D:58:2E:79:DA:0D:0C:F5:90:6B:10:BF:AF:46:BA:1C:17:95:19:30:F2:76
SHA1
17:D0:83:AD:93:C0:7A:97:C4:9F:06:EC:4E:3F:B1:C2:E4:1A:7A:E2