SSL check results of apuj.de

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Discover if the mail servers for apuj.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

Report created Wed, 16 Sep 2020 12:02:43 +0000

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

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
donkey.apuj.de
2a01:238:4332:af00:e0c8:e0e1:ff50:8574
20
supported
donkey.apuj.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s
donkey.apuj.de
81.169.195.208
20
supported
donkey.apuj.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 @apuj.de address so far. Test mail delivery

Certificates

First seen at:

CN=donkey.apuj.de

Certificate chain
Subject
Common Name (CN)
  • donkey.apuj.de
Alternative Names
  • donkey.apuj.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-08-26
Not valid after
2020-11-24
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
87:C5:BD:90:F6:42:43:3A:1F:3F:87:F4:B1:BA:91:CC:78:5B:F9:E0:E6:74:BE:B0:36:AB:AD:65:94:E5:31:E5
SHA1
5C:67:4B:89:65:76:9F:35:FE:CE:21:9F:DE:C7:42:FA:1A:CC:08:2A
X509v3 extensions
subjectKeyIdentifier
  • 47:69:46:48:DC:8A:7D:3A:CC:FB:7B:CE:50:13:99:CD:1F:B8:5D:76
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 : Aug 26 04:23:05.806 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:CA:E3:B4:88:2E:8C:69:FA:88:01:AB:
  • BF:F9:2F:7F:63:2D:D6:04:53:0F:35:BB:F3:EE:7E:3E:
  • FC:11:06:85:D3:02:20:24:C7:A3:38:88:65:29:5E:8E:
  • DF:3A:7A:EC:FC:95:75:42:AF:4C:12:52:32:99:E1:42:
  • 22:3A:F6:84:5B:DD:72
  • 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 : Aug 26 04:23:05.825 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:A4:7C:4D:72:09:CF:19:AD:9A:ED:E1:
  • 8D:19:BD:62:19:47:A2:8E:B9:4D:05:5C:6B:89:B2:A3:
  • 4B:E8:41:A2:F7:02:20:44:FF:B6:D3:F4:3A:20:5E:E0:
  • E4:05:FE:76:C8:96:F8:EB:06:A0:9D:21:A3:27:5F:13:
  • A6:3C:67:B1:A5:CC:A9