SSL-Tools

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

JSON Refresh

Report created Fri, 04 Dec 2020 10:18:24 +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
9 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
9 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
  • imap.apuj.de
  • smtp.apuj.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-10-19
Not valid after
2021-01-17
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
AF:EF:99:D4:84:2D:36:76:83:05:E8:A3:A0:97:67:B2:13:A3:89:6E:7E:09:05:20:AF:1D:3B:31:E6:73:83:ED
SHA1
07:D1:CA:1B:DE:2B:9F:10:A0:7A:27:0F:F8:13:2C:41:B1:67:8B:F5
X509v3 extensions
subjectKeyIdentifier
  • D9:83:FE:AE:D5:AE:0A:A7:80:BF:F2:FC:B2:11:23:0F:41:8C:5B:14
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 : 44:94:65:2E:B0:EE:CE:AF:C4:40:07:D8:A8:FE:28:C0:
  • DA:E6:82:BE:D8:CB:31:B5:3F:D3:33:96:B5:B6:81:A8
  • Timestamp : Oct 19 21:19:49.006 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:D1:5D:B8:D1:A2:0F:BE:B7:E5:85:AA:
  • 6F:1D:57:16:BF:4C:49:B4:01:0D:64:E0:F5:67:ED:43:
  • 3A:D9:9D:36:64:02:21:00:86:7D:C8:6F:0D:4E:5D:D7:
  • 64:D3:96:4E:95:BE:7E:71:D6:97:E1:D9:69:54:A3:7F:
  • 23:45:8B:4D:71:59:B0:50
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 7D:3E:F2:F8:8F:FF:88:55:68:24:C2:C0:CA:9E:52:89:
  • 79:2B:C5:0E:78:09:7F:2E:6A:97:68:99:7E:22:F0:D7
  • Timestamp : Oct 19 21:19:49.071 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:AD:2D:90:5D:8A:33:DA:5F:1D:33:4D:
  • B3:6D:46:75:C5:76:F6:82:D0:6A:CF:F9:0B:BA:CF:54:
  • E1:03:85:E1:0E:02:20:44:51:73:0F:80:FD:DF:9E:56:
  • 02:17:19:BB:88:3C:BC:62:C9:0C:AE:45:89:16:D4:A0:
  • 44:21:9C:49:B5:3E:71