SSL-Tools

SSL check results of kbz24.com

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Discover if the mail servers for kbz24.com 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, 08 Jul 2020 00:31:25 +0000

The mailservers of kbz24.com can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @kbz24.com addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
hs.coresa-hosting.de
88.99.146.143
 10
supported
hs.coresa-hosting.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
12 s

Outgoing Mails

We have not received any emails from a @kbz24.com address so far. Test mail delivery

Certificates

First seen at:

CN=hs.coresa-hosting.de

Certificate chain
Subject
Common Name (CN)
  • hs.coresa-hosting.de
Alternative Names
  • hs.coresa-hosting.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-06-23
Not valid after
2020-09-21
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
D7:AE:50:38:19:E5:77:0F:22:A1:82:B2:C1:BE:51:3A:38:DB:21:E8:8C:EE:1E:7D:EA:AD:E9:DB:22:93:4E:FA
SHA1
27:17:07:6B:79:80:FD:45:5D:B7:3B:0B:CC:91:1C:A3:8E:CC:01:56
X509v3 extensions
subjectKeyIdentifier
  • 0E:C4:67:93:5E:B1:85:DB:EE:AE:4E:79:0E:21:D4:A9:53:05:BC: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 : F0:95:A4:59:F2:00:D1:82:40:10:2D:2F:93:88:8E:AD:
  • 4B:FE:1D:47:E3:99:E1:D0:34:A6:B0:A8:AA:8E:B2:73
  • Timestamp : Jun 23 22:00:12.914 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:26:6B:A4:54:29:70:54:12:C3:D7:9F:B8:
  • 63:EC:41:74:86:A9:C6:59:28:00:15:E8:7D:9A:15:B3:
  • 06:8F:9B:1E:02:21:00:BF:C6:98:15:BF:66:CD:31:CA:
  • C4:F1:D0:1C:45:BC:58:72:FA:83:58:6B:41:C4:6B:A4:
  • 2B:78:4E:F3:51:29:4C
  • 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 : Jun 23 22:00:12.910 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:2D:A8:F0:92:D8:FA:41:E2:B2:01:46:88:
  • BE:7B:84:A2:A1:44:EA:5B:F1:0C:3B:7F:F3:CE:9B:3E:
  • 69:2F:E1:12:02:20:44:20:2B:3D:1B:6E:F8:0B:C8:62:
  • 40:2C:1A:C0:2F:79:47:07:6A:B5:83:10:E7:D7:31:45:
  • 6F:C8:65:2F:BD:E6