HTTPS Readiness test

Input

Check here if your site complies with the HTTPS best practices

Domain analysis: Www.simkanic.cz

  • Always redirect to sibling domain https://www.simkanic.cz (BEST PRACTICE!)
  • IP address: 77.93.206.236

    • Certificate details

  • This SSL Certificate was created for simkanic.cz but is also valid for Www.simkanic.cz
  • Certificate issued by Let's Encrypt, of type R3 (auto renewal)
  • Certificate start date: Feb 24 07:29:26 2024 GMT
  • Certificate expiration: May 24 07:29:25 2024 GMT (in 34 days)
  • Certificate validity period: 90 days (probably automated renewal)
  • Encryption algorithm: TLSv1.2 / ECDHE-RSA-AES256-GCM-SHA384
    • More certificate details?
  • SSL Labs: get more detailed HTTPS report
  • Mozilla Observatory: get more detailed HTTPS report

    • HTTPS Headers

  • Missing HTTP header x-xss-protection - 1
  • Missing HTTP header x-frame-options - 1
  • Missing HTTP header content-security-policy - 1
  • HTTP header strict-transport-security (HSTS) is OK (12 months valid)

    • Content details

  • Mixed content: this page uses insecure content from css3-mediaqueries-js, www

    • How to get https for your site

    References