SSL-Tools

SSL check results of kozitiv.hu

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Discover if the mail servers for kozitiv.hu 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, 15 Oct 2025 13:57:19 +0000

We can not guarantee a secure connection to the mailservers of kozitiv.hu!

Please contact the operator of kozitiv.hu and ask him or her to solve this problem. This result stays accessible under the following address:

/mailservers/kozitiv.hu

Servers

Incoming Mails

These servers are responsible for incoming mails to @kozitiv.hu addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.kozitiv.hu
2001:4c48:2:a341:34a8:edff:fefc:3030
Results incomplete
10 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
mail.kozitiv.hu
195.228.254.147
 10
supported
kozitiv.hu
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 @kozitiv.hu address so far. Test mail delivery

Certificates

First seen at:

CN=kozitiv.hu

Certificate chain
  • kozitiv.hu
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
    • Unknown Authority
      R13
Subject
Common Name (CN)
  • kozitiv.hu
Alternative Names
  • bandi.kozitiv.hu
  • kozitiv.hu
  • kozytive.com
  • mail.kozitiv.hu
  • mail.kozytive.com
  • main.kozitiv.hu
  • rezet.kozitiv.hu
  • www.kozitiv.hu
  • www.kozytive.com
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R13
validity period
Not valid before
2025-09-20
Not valid after
2025-12-19
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
24:57:9E:D5:EA:E9:2D:E0:42:5A:76:E0:B8:A5:B2:70:DE:DA:58:2D:D3:5F:0E:1F:51:68:70:1B:DC:E4:01:48
SHA1
0D:6F:B8:D3:17:D0:81:7C:53:D2:90:29:E8:D8:DC:D7:CE:B4:EA:F3
X509v3 extensions
subjectKeyIdentifier
  • 83:EE:1F:14:25:B6:12:78:4D:B3:5D:E2:DA:B5:74:47:18:99:4D:79
authorityKeyIdentifier
  • keyid:E7:AB:9F:0F:2C:33:A0:53:D3:5E:4F:78:C8:B2:84:0E:3B:D6:92:33
authorityInfoAccess
  • CA Issuers - URI:http://r13.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://r13.c.lencr.org/22.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 0D:E1:F2:30:2B:D3:0D:C1:40:62:12:09:EA:55:2E:FC:
  • 47:74:7C:B1:D7:E9:30:EF:0E:42:1E:B4:7E:4E:AA:34
  • Timestamp : Sep 20 11:03:36.820 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:65:EE:84:FE:63:D6:85:B2:F6:70:FE:BF:
  • 51:EB:17:4B:48:A3:81:D5:BC:8D:6D:AE:B5:0C:6E:90:
  • 96:A8:E3:DC:02:21:00:FE:D9:5B:40:E4:76:CF:AB:84:
  • 1D:AD:F7:AE:DA:3B:8F:6B:35:AE:77:D0:B6:C9:20:86:
  • 05:50:19:F0:97:68:22
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 12:F1:4E:34:BD:53:72:4C:84:06:19:C3:8F:3F:7A:13:
  • F8:E7:B5:62:87:88:9C:6D:30:05:84:EB:E5:86:26:3A
  • Timestamp : Sep 20 11:03:36.803 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:BE:74:5A:5A:E9:1C:82:EE:15:32:7A:
  • 42:EA:ED:FA:45:19:48:14:2E:82:21:35:AE:FA:8F:4A:
  • F8:32:AE:E9:BE:02:21:00:C5:85:45:9D:0B:B9:CF:E1:
  • FD:B0:E6:4A:E0:8E:9D:91:CF:15:10:B0:1F:F3:35:B3:
  • 62:C2:C9:A4:EA:5D:B0:2E