SSL-Tools

SSL check results of dk8ee.de

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Discover if the mail servers for dk8ee.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 Sun, 24 May 2020 20:44:10 +0000

The mailservers of dk8ee.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @dk8ee.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.inetportal.de
213.109.163.41
 10
supported
mail.inetportal.de
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 @dk8ee.de address so far. Test mail delivery

Certificates

First seen at:

CN=mail.inetportal.de

Certificate chain
Subject
Common Name (CN)
  • mail.inetportal.de
Alternative Names
  • mail.inetportal.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-05-19
Not valid after
2020-08-17
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
C8:E7:4D:2F:BA:62:85:2E:66:4B:06:2D:5A:99:BF:6F:F6:A9:CF:66:4B:1D:B8:01:78:51:68:DF:55:5F:8F:F9
SHA1
97:43:C4:C5:61:7A:73:65:E4:D8:E4:A9:A0:D1:37:C8:C7:08:45:42
X509v3 extensions
subjectKeyIdentifier
  • 94:18:77:D2:90:E2:C5:72:C1:4B:34:69:4B:16:E0:43:9E:67:FF:6B
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 : 5E:A7:73:F9:DF:56:C0:E7:B5:36:48:7D:D0:49:E0:32:
  • 7A:91:9A:0C:84:A1:12:12:84:18:75:96:81:71:45:58
  • Timestamp : May 19 16:35:06.598 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:4D:7F:D3:04:E5:DA:C7:48:62:A3:3A:13:
  • 5A:6E:A0:1C:0B:1F:CF:6C:DA:88:8F:25:B5:41:F2:6D:
  • C8:BB:0A:A4:02:21:00:A9:DF:6C:9F:DC:32:1D:98:50:
  • 12:C5:BD:77:22:B9:5E:ED:3F:35:36:28:34:00:B8:25:
  • 55:5D:EA:14:A5:A7:C4
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 07:B7:5C:1B:E5:7D:68:FF:F1:B0:C6:1D:23:15:C7:BA:
  • E6:57:7C:57:94:B7:6A:EE:BC:61:3A:1A:69:D3:A2:1C
  • Timestamp : May 19 16:35:06.650 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:3F:EA:20:F2:4C:7B:95:4B:9A:3C:26:29:
  • 72:D6:1F:69:EB:33:9E:D5:49:41:D9:EA:E2:B7:50:96:
  • 79:82:E2:F2:02:20:72:CF:CA:F0:A1:96:11:74:11:30:
  • 5C:D3:16:72:CC:E3:4C:75:C7:62:14:26:30:4B:23:44:
  • 13:6A:D3:06:B6:9D