SSL-Tools

SSL check results of stadtakademie.de

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Discover if the mail servers for stadtakademie.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 Wed, 17 Jun 2020 00:30:12 +0000

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

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
www3.easycomputing-server.de
148.251.40.17
 10
supported
www3.easycomputing-server.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
14 s

Outgoing Mails

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

Certificates

First seen at:

CN=www3.easycomputing-server.de

Certificate chain
Subject
Common Name (CN)
  • www3.easycomputing-server.de
Alternative Names
  • www1.easycomputing-server.de
  • www3.easycomputing-server.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-05-05
Not valid after
2020-08-03
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
1F:70:B1:34:AD:B3:15:1F:74:12:FF:09:67:0F:0E:71:F3:7B:7E:AA:C6:3E:FC:C1:4B:67:3D:1B:D0:D0:63:2B
SHA1
14:C2:6C:8E:B9:29:91:35:D9:1A:DB:0B:F5:63:F9:7C:44:5F:C5:15
X509v3 extensions
subjectKeyIdentifier
  • E7:C9:AD:3E:03:1F:1E:41:40:AF:EF:F4:DD:A1:C7:86:B7:F7:33:F4
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 : May 5 23:00:25.897 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:62:E0:49:AE:84:11:25:86:A1:A9:99:69:
  • C2:28:E5:A7:C9:2E:83:46:E9:EC:42:B8:54:30:3C:06:
  • 72:ED:47:3B:02:21:00:82:32:D3:0E:61:5B:B6:52:78:
  • 5F:47:E4:AA:19:C1:64:1B:1D:0E:09:A0:71:4E:D5:02:
  • AC:5F:31:C7:20:BC:0B
  • 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 5 23:00:25.943 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:2D:63:00:C1:3E:CE:42:5C:8F:9D:01:6D:
  • 2D:A3:A5:ED:C4:89:4D:F1:8C:AD:24:F2:91:10:6B:D8:
  • 56:4C:83:8C:02:20:78:8A:C8:4A:00:5E:0A:E8:73:42:
  • 97:14:11:82:B3:AF:CD:91:02:FA:E8:66:F3:8D:44:AC:
  • 1B:66:D2:A5:21:8F