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SSL check results of niehnus.de

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Discover if the mail servers for niehnus.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

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Report created Mon, 06 Jan 2025 09:01:54 +0000

The mailservers of niehnus.de can be reached through a secure connection.

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.niehnus.de
92.205.230.103
 10
supported
mail.niehnus.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
1 s

Outgoing Mails

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

Certificates

First seen at:

CN=mail.niehnus.de

Certificate chain
  • mail.niehnus.de
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R11
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • mail.niehnus.de
Alternative Names
  • mail.niehnus.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R11
validity period
Not valid before
2025-01-06
Not valid after
2025-04-06
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
0B:3A:92:1D:CC:41:C9:22:AE:10:72:61:2C:A8:13:2C:ED:D5:CC:4E:32:D0:F1:49:7F:F6:18:0A:9A:FD:FA:10
SHA1
16:FD:F2:1B:2E:2B:AF:56:B4:3F:D0:6B:24:06:8A:53:62:67:27:49
X509v3 extensions
subjectKeyIdentifier
  • 4E:8A:37:E3:27:C6:EA:E1:49:05:26:25:39:69:BA:6C:B9:2D:3A:90
authorityKeyIdentifier
  • keyid:C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9
authorityInfoAccess
  • OCSP - URI:http://r11.o.lencr.org
  • CA Issuers - URI:http://r11.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
  • D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
  • Timestamp : Jan 6 09:00:14.524 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:B9:5C:11:24:A8:5C:47:6D:A0:4A:D6:
  • 4E:E8:20:19:92:6A:F5:AA:38:CF:F2:C7:C7:3A:C3:16:
  • 94:B3:46:84:91:02:21:00:95:F2:E9:25:8E:B5:52:42:
  • 82:7D:F1:3E:FA:61:34:F5:F1:5E:C0:BD:32:CE:6E:29:
  • 7F:7C:8B:EB:7E:D3:61:B1
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : E0:92:B3:FC:0C:1D:C8:E7:68:36:1F:DE:61:B9:96:4D:
  • 0A:52:78:19:8A:72:D6:72:C4:B0:4D:A5:6D:6F:54:04
  • Timestamp : Jan 6 09:00:14.782 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:62:13:00:F2:32:9E:1B:17:E4:52:F3:CC:
  • 6F:EF:02:73:CE:7F:1A:C7:7A:7A:AA:AB:3F:0A:2D:55:
  • BB:58:95:83:02:20:6C:8D:CE:8D:50:50:FC:CC:27:20:
  • E4:E0:C6:0A:0C:52:76:25:70:90:13:08:2E:82:0F:30:
  • 0C:00:1D:8C:45:2D