SSL-Tools

SSL check results of gpd-nordost.de

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Discover if the mail servers for gpd-nordost.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 Mon, 25 May 2020 17:54:45 +0000

The mailservers of gpd-nordost.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @gpd-nordost.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mailgw01.gpd-nordost.de
84.46.76.180
 10
supported
mailgw01.gpd-nordost.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
9 s

Outgoing Mails

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

Certificates

First seen at:

CN=mailgw01.gpd-nordost.de

Certificate chain
Subject
Common Name (CN)
  • mailgw01.gpd-nordost.de
Alternative Names
  • mailgw01.gpd-nordost.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-04-06
Not valid after
2020-07-05
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
41:A9:3E:87:FB:04:C9:4B:6B:F4:3D:22:51:1C:70:E6:C0:C9:BD:87:35:FA:C6:F7:99:A3:02:D4:A4:92:BE:07
SHA1
7B:3A:0E:4C:E0:7D:D2:DB:8D:73:07:49:3B:5B:65:09:72:C1:4F:1D
X509v3 extensions
subjectKeyIdentifier
  • 27:65:AF:ED:EE:61:68:19:89:36:A3:E7:DF:98:EA:3F:41:9F:FF:FD
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 : 6F:53:76:AC:31:F0:31:19:D8:99:00:A4:51:15:FF:77:
  • 15:1C:11:D9:02:C1:00:29:06:8D:B2:08:9A:37:D9:13
  • Timestamp : Apr 6 18:10:16.214 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:52:3F:2E:21:1B:0D:83:49:F1:FA:A4:5F:
  • FF:ED:94:B6:4F:B4:CA:2A:97:DF:E4:12:4F:55:9C:63:
  • B1:2B:60:BE:02:20:71:60:CE:9A:9B:80:5A:5C:49:3A:
  • 02:24:5B:60:3B:6C:78:0E:8C:59:C4:00:AF:9F:06:ED:
  • E9:AF:E7:B1:E5:1F
  • 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 6 18:10:16.215 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:72:BA:4F:59:C9:BB:41:9D:A3:0F:BC:62:
  • 9A:8C:BC:51:87:05:01:80:D1:97:8B:31:3D:7E:A3:81:
  • E9:28:FB:F9:02:21:00:9B:AA:21:26:B7:38:D1:D9:6B:
  • 7D:6A:A7:11:9B:BB:D6:B5:32:AE:F8:78:A1:3F:FE:78:
  • 7C:0A:07:C8:0F:47:C3