SSL-Tools

SSL check results of kvan.tech

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Discover if the mail servers for kvan.tech 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 Tue, 23 Apr 2024 09:11:49 +0000

The mailservers of kvan.tech can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @kvan.tech addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.kvan.tech
194.67.64.63
 10
supported
kvan.tech
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
5 s

Outgoing Mails

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

Certificates

First seen at:

CN=kvan.tech

Certificate chain
  • kvan.tech
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption
      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • kvan.tech
Alternative Names
  • *.kvan.tech
  • kvan.tech
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2024-03-24
Not valid after
2024-06-22
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
71:3D:A1:4D:A4:30:54:76:A2:14:95:64:B3:60:79:63:61:FD:6E:A6:B0:5D:0A:41:37:7B:D3:2D:5B:D6:4D:42
SHA1
9E:54:5A:C2:2D:F7:0A:41:7A:52:1E:B4:C5:38:E5:78:2C:38:10:35
X509v3 extensions
subjectKeyIdentifier
  • 72:62:31:10:2E:75:BB:89:C4:D3:39:4B:1C:FB:FB:C9:E6:6A:38:06
authorityKeyIdentifier
  • keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
authorityInfoAccess
  • OCSP - URI:http://r3.o.lencr.org
  • CA Issuers - URI:http://r3.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : A2:E2:BF:D6:1E:DE:2F:2F:07:A0:D6:4E:6D:37:A7:DC:
  • 65:43:B0:C6:B5:2E:A2:DA:B7:8A:F8:9A:6D:F5:17:D8
  • Timestamp : Mar 24 06:50:14.801 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:73:C2:0D:5A:48:07:66:8F:37:48:B4:47:
  • CC:AC:8D:02:8B:9A:23:F5:F8:CA:42:AB:66:FE:90:26:
  • E5:50:BE:9E:02:21:00:CF:18:79:AC:D3:02:0D:74:9D:
  • C6:D3:D6:C2:FC:B0:85:D8:24:4F:F7:53:BE:5F:0C:40:
  • AE:72:C9:1D:1E:2E:CC
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : EE:CD:D0:64:D5:DB:1A:CE:C5:5C:B7:9D:B4:CD:13:A2:
  • 32:87:46:7C:BC:EC:DE:C3:51:48:59:46:71:1F:B5:9B
  • Timestamp : Mar 24 06:50:14.808 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:1F:44:12:C9:40:24:F2:55:EB:B1:CB:39:
  • D2:DB:5D:F5:2B:F3:71:67:83:B5:5F:63:88:3B:14:59:
  • 20:C0:2E:EF:02:21:00:B3:78:1E:62:9A:03:2E:08:F0:
  • 20:84:64:A2:39:CC:2A:96:BA:B1:8C:7A:88:BE:A2:00:
  • EC:DB:B7:16:8F:4E:28