SSL check results of novabytes.de

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Discover if the mail servers for novabytes.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 Fri, 07 Aug 2020 18:33:49 +0000

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

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
server1.novabytes.de
2a02:c200::10:3:0:1835:1
Results incomplete
10 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
server1.novabytes.de
79.143.187.125
10
supported
server1.novabytes.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 @novabytes.de address so far. Test mail delivery

Certificates

First seen at:

CN=server1.novabytes.de

Certificate chain
Subject
Common Name (CN)
  • server1.novabytes.de
Alternative Names
  • server1.novabytes.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-07-12
Not valid after
2020-10-10
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
DC:94:80:9D:17:28:77:74:6C:AC:7F:1F:C7:3C:60:D2:88:7C:1D:9B:52:CE:B8:F3:20:FC:B0:89:BB:68:35:44
SHA1
8C:E7:48:D7:5C:FC:7D:44:70:0E:E4:D5:0F:08:4E:7B:DD:90:DB:66
X509v3 extensions
subjectKeyIdentifier
  • 29:69:69:94:09:A1:5A:F5:AE:0D:4E:D9:F5:B1:C2:36:8D:AA:02:51
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 : 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 : Jul 12 13:53:22.747 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:BF:33:F3:28:E0:4D:97:79:FA:A5:22:
  • 9A:88:B5:17:55:1A:56:94:2E:B3:94:15:AF:78:0F:B2:
  • D9:BF:E0:19:6A:02:20:15:F5:24:71:56:E8:FA:8F:9E:
  • E2:C5:C3:9C:BB:B8:00:54:97:6A:5B:76:BE:58:04:1F:
  • AD:EA:0B:94:5F:5F:26
  • 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 : Jul 12 13:53:22.854 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:AC:1F:DF:9E:34:DE:A3:04:99:19:AD:
  • DC:BC:BA:53:17:F6:15:6C:0D:39:23:FB:26:F0:E0:86:
  • 09:1D:AA:1C:64:02:21:00:8E:19:65:CA:D6:89:11:06:
  • 18:64:CA:71:C7:9D:86:80:AA:8B:72:BE:A8:A4:14:00:
  • 23:4C:CD:A2:6C:44:09:B7