SSL-Tools

SSL check results of kgs-norderney.de

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Discover if the mail servers for kgs-norderney.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, 02 Jun 2020 13:40:50 +0000

The mailservers of kgs-norderney.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @kgs-norderney.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
kgs-norderney.de
217.245.64.26
 5
supported
kgs-norderney.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s
offline.iserv.eu
2a01:4f8:c2c:4863::1
 10
supported
offline.iserv.eu
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
7 s
offline.iserv.eu
159.69.47.32
 10
supported
offline.iserv.eu
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
7 s

Outgoing Mails

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

Certificates

First seen at:

CN=kgs-norderney.de

Certificate chain
Subject
Common Name (CN)
  • kgs-norderney.de
Alternative Names
  • *.kgs-norderney.de
  • kgs-norderney.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-05-09
Not valid after
2020-08-07
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
A1:DF:C9:CF:85:FF:03:74:25:B4:89:DD:94:F7:DA:C9:04:BC:D7:AB:EA:50:7B:E3:D3:41:AD:6E:C6:3F:AE:AB
SHA1
8F:9F:30:00:7E:63:94:1F:F4:A0:A1:F7:E7:F4:67:91:FD:A3:04:D6
X509v3 extensions
subjectKeyIdentifier
  • 5C:76:BF:11:08:B8:A1:E4:E7:0C:2E:3A:A8:2F:13:F5:C1:D0:7F:19
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 : May 9 03:13:12.895 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:70:CD:E4:49:58:29:48:B7:F5:6F:7D:0E:
  • 69:E7:66:55:63:03:ED:5D:F8:15:29:DD:DC:F8:58:2F:
  • 04:CC:D8:7F:02:21:00:CE:D5:ED:1C:02:A6:76:AC:09:
  • 8A:CA:7D:AC:D6:B9:E5:D6:A3:12:A7:34:50:7E:58:41:
  • 6D:ED:F8:96:95:0B:9D
  • 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 9 03:13:12.923 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:B2:B8:28:6C:A5:18:63:95:63:5C:1C:
  • 3D:A3:7D:90:54:B8:1C:7C:1B:F0:8B:61:27:F5:BD:68:
  • E8:67:23:54:B3:02:21:00:DD:D8:BA:A5:90:94:45:75:
  • 36:D5:64:CA:E4:B5:8F:15:6E:E0:F9:EC:54:FD:67:C5:
  • CE:50:7B:05:EF:28:D0:6A
First seen at:

CN=offline.iserv.eu

Certificate chain
Subject
Common Name (CN)
  • offline.iserv.eu
Alternative Names
  • *.offline.iserv.eu
  • offline.iserv.eu
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-04-15
Not valid after
2020-07-14
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
06:9B:0E:6D:89:F5:76:DD:F8:2D:1A:93:2C:4D:31:43:20:9A:72:F1:A2:70:E5:CD:6C:00:D6:B8:65:9C:91:B4
SHA1
86:74:20:E7:D5:CC:4B:4B:84:50:8A:6A:75:8A:73:8C:3C:8B:DC:15
X509v3 extensions
subjectKeyIdentifier
  • E0:84:E2:6A:2B:2A:60:20:C9:B7:23:75:28:63:B4:4F:B5:13:D7:AE
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 : E7:12:F2:B0:37:7E:1A:62:FB:8E:C9:0C:61:84:F1:EA:
  • 7B:37:CB:56:1D:11:26:5B:F3:E0:F3:4B:F2:41:54:6E
  • Timestamp : Apr 15 01:34:10.734 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:69:D2:D0:2E:D4:6C:25:F8:DD:06:96:F7:
  • 1B:F8:D6:32:21:8E:A0:E7:FA:5F:07:F9:73:AF:3E:56:
  • B4:7F:B9:F1:02:21:00:CB:7F:68:21:E1:B7:A3:37:56:
  • 36:F2:D1:C6:AA:A7:BB:31:D9:4F:D2:A8:6A:0C:1C:90:
  • 30:F9:B6:BE:62:BF:94
  • 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 : Apr 15 01:34:10.808 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:34:03:72:31:65:E4:92:FB:CD:E7:30:C6:
  • 88:06:86:EF:92:E6:45:C1:88:10:61:32:A0:23:D7:60:
  • 52:7F:13:3D:02:20:33:09:50:DF:8B:DC:D2:D4:23:B0:
  • BC:5C:01:F9:35:C7:47:86:F3:DC:84:42:ED:88:0E:0E:
  • 4D:D3:39:47:B1:60