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SSL check results of mail.nt-denkfabrik.de

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Discover if the mail servers for mail.nt-denkfabrik.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 Tue, 05 Nov 2024 14:56:53 +0000

The mailservers of mail.nt-denkfabrik.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail.nt-denkfabrik.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.nt-denkfabrik.de
92.205.31.136
 -
supported
*.nt-denkfabrik.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s

Outgoing Mails

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

Certificates

First seen at:

CN=*.nt-denkfabrik.de

Certificate chain
Subject
Common Name (CN)
  • *.nt-denkfabrik.de
Alternative Names
  • *.nt-denkfabrik.de
  • nt-denkfabrik.de
Issuer
Country (C)
  • US
State (ST)
  • Arizona
Locality (L)
  • Scottsdale
Organization (O)
  • Starfield Technologies, Inc.
Organizational Unit (OU)
  • http://certs.starfieldtech.com/repository/
Common Name (CN)
  • Starfield Secure Certificate Authority - G2
validity period
Not valid before
2024-10-13
Not valid after
2025-11-12
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
CA:E0:94:FC:2F:0F:36:3E:07:E0:5C:91:88:1F:51:47:41:1E:27:EF:C6:57:19:0C:59:5A:04:82:5F:16:6D:68
SHA1
E7:F5:75:4F:C1:DC:5F:79:18:78:C9:C0:EA:00:D2:AF:7F:45:1C:67
X509v3 extensions
crlDistributionPoints
  • Full Name:
  • URI:http://crl.starfieldtech.com/sfig2s1-765.crl
certificatePolicies
  • Policy: 2.16.840.1.114414.1.7.23.1
  • CPS: http://certificates.starfieldtech.com/repository/
  • Policy: 2.23.140.1.2.1
authorityInfoAccess
  • OCSP - URI:http://ocsp.starfieldtech.com/
  • CA Issuers - URI:http://certificates.starfieldtech.com/repository/sfig2.crt
authorityKeyIdentifier
  • keyid:25:45:81:68:50:26:38:3D:3B:2D:2C:BE:CD:6A:D9:B6:3D:B3:66:63
subjectKeyIdentifier
  • 22:C1:89:3A:1C:00:4C:A5:AF:9F:88:65:2F:02:22:26:9F:6E:88:EA
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 12:F1:4E:34:BD:53:72:4C:84:06:19:C3:8F:3F:7A:13:
  • F8:E7:B5:62:87:88:9C:6D:30:05:84:EB:E5:86:26:3A
  • Timestamp : Oct 13 07:52:11.885 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:3B:1A:F5:46:14:33:F3:C2:C0:4D:82:D5:
  • 96:EE:58:E5:31:58:53:C3:EC:3B:8C:DD:66:ED:81:D6:
  • 1B:89:27:09:02:21:00:C2:1C:43:6B:98:6F:2A:AC:85:
  • 48:53:8F:E7:19:1D:E1:CF:A7:3D:5C:CC:0E:F1:A0:EF:
  • 61:12:AA:5D:0C:F4:A4
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 7D:59:1E:12:E1:78:2A:7B:1C:61:67:7C:5E:FD:F8:D0:
  • 87:5C:14:A0:4E:95:9E:B9:03:2F:D9:0E:8C:2E:79:B8
  • Timestamp : Oct 13 07:52:12.147 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:65:06:2C:A2:6C:E8:F1:0C:F7:B1:75:B4:
  • F7:48:9A:30:95:07:6B:46:66:FC:3C:88:08:84:31:33:
  • A5:86:32:22:02:20:45:CD:97:95:F6:00:CA:4E:80:B5:
  • 9F:79:B1:6D:F0:AE:58:08:07:73:5D:1D:C5:A6:FB:7D:
  • 9C:BB:55:C7:5E:2F
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
  • 22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
  • Timestamp : Oct 13 07:52:12.256 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:CF:D5:DD:25:7E:DB:8A:4A:50:1C:0B:
  • F7:09:8D:9D:08:55:9E:A7:59:40:43:43:C9:D4:41:CF:
  • 0E:27:F4:47:61:02:21:00:A0:1B:A2:54:9A:E9:95:89:
  • FD:7C:46:22:66:00:DD:FF:58:94:E7:82:7F:16:4E:53:
  • 21:F7:C3:5E:D7:25:4C:5D