SSL-Tools

SSL check results of wittgens.org

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Discover if the mail servers for wittgens.org 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 Wed, 27 May 2020 00:31:53 +0000

The mailservers of wittgens.org can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @wittgens.org addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.wittgens.org
2a01:4f8:120:12d0::2
Results incomplete
10 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s
mail.wittgens.org
78.46.83.12
 10
supported
mail.wittgens.org
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s

Outgoing Mails

We have received emails from these servers with @wittgens.org sender addresses. Test mail delivery

Host TLS Version & Cipher
unknown (78.46.83.12)
TLSv1.2 ADH-AES256-GCM-SHA384

Certificates

First seen at:

CN=mail.wittgens.org

Certificate chain
Subject
Common Name (CN)
  • mail.wittgens.org
Alternative Names
  • mail.it-wittgens.de
  • mail.voget.de
  • mail.wittgens.org
  • wittgens.org
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-04-19
Not valid after
2020-07-18
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
84:33:FF:4E:DA:2A:75:31:D7:BA:9D:FD:A0:70:98:DE:CE:E6:B9:BD:8C:53:0B:C3:38:6B:F6:8A:F0:D7:06:74
SHA1
38:A0:DC:23:93:58:5D:6D:8A:44:58:A4:1D:B5:8D:F8:EA:5F:9B:3F
X509v3 extensions
subjectKeyIdentifier
  • 47:88:F0:FE:03:60:B5:73:0C:E9:27:96:1B:3C:6F:74:9F:AF:F9:B7
authorityKeyIdentifier
  • keyid:A8:4A:6A:63:04:7D:DD:BA:E6:D1:39:B7:A6:45:65:EF:F3:A8:EC:A1
authorityInfoAccess
  • OCSP - URI:http://ocsp.int-x3.letsencrypt.org
  • CA Issuers - URI:http://cert.int-x3.letsencrypt.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
  • Policy: 1.3.6.1.4.1.44947.1.1.1
  • CPS: http://cps.letsencrypt.org
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : F0:95:A4:59:F2:00:D1:82:40:10:2D:2F:93:88:8E:AD:
  • 4B:FE:1D:47:E3:99:E1:D0:34:A6:B0:A8:AA:8E:B2:73
  • Timestamp : Apr 19 04:49:45.273 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:80:F6:84:DC:DA:7F:AB:D7:72:F3:8D:
  • D3:81:3C:C7:2B:F2:CE:3C:F8:3B:44:FC:07:40:6F:8A:
  • 9C:CF:BD:30:13:02:20:09:CB:24:68:74:5F:2E:8E:D4:
  • 65:31:8E:39:67:15:4B:A6:89:ED:E3:A1:95:81:36:92:
  • 5E:AB:15:EF:1E:2A:0A
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : B2:1E:05:CC:8B:A2:CD:8A:20:4E:87:66:F9:2B:B9:8A:
  • 25:20:67:6B:DA:FA:70:E7:B2:49:53:2D:EF:8B:90:5E
  • Timestamp : Apr 19 04:49:45.263 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:9D:86:E3:81:91:EE:62:DE:E6:CE:E6:
  • 76:6B:EB:CC:2B:02:16:52:92:EA:5A:4D:02:56:6C:2D:
  • 91:61:91:6D:BA:02:21:00:C2:C5:09:88:97:1D:E7:56:
  • 47:52:89:99:8D:ED:46:13:43:25:D2:30:F2:55:49:6A:
  • B3:14:BD:4E:DE:C8:B7:B3