HTTPS Readiness test

Input

Check here if your site complies with the HTTPS best practices

Domain analysis: www.mozilla.org

  • IP addresses: 104.16.142.228, 104.16.143.228
  • Always redirect to same domain https://www.mozilla.org (BEST PRACTICE!)
  • Certificate details

  • This SSL Certificate was created especially for www.mozilla.org
  • Certificate issued by DigiCert Inc, of type DigiCert SHA2 Secure Server CA
  • Certificate start date: Oct 14 00:00:00 2019 GMT
  • Certificate expiration: Oct 21 12:00:00 2020 GMT (in 321 days)
  • Certificate validity period: 1 year(s) => commercial (paid) certificate
  • Encryption algorhythm: TLSv1.2 / ECDHE-RSA-AES128-GCM-SHA256
  • More certificate details?
  • SSL Labs: get more detailed HTTPS report
  • Mozilla Observatory: get more detailed HTTPS report
  • HTTPS Headers

  • Missing HTTP header x-frame-options - should be SAMEORIGIN
  • Missing HTTP header content-security-policy - create at least a minimal one
  • HTTP header x-xss-protection is OK - cross-scripting protection
  • HTTP header strict-transport-security (HSTS) is OK (12 months valid)
  • For a GDPR-focused review of your domain, use Churlie GDPR Checkup
  • Content details

  • No mixed content: no http files used in the https page
  • How to get https for your site

  • Let’s Encrypt is a free, automated, and open Certificate Authority.
    Example: cloudfleet.io, scotthelme.co.uk
  • Cloudflare One-Click SSL (also on the Free Plan)
    Example: toolstud.io
  • Paid certificates: Verisign, GeoTrust, Comodo, DigiCert, Thawte, Globalsign
    Example: www.amazon.com, www.mozilla.org, twitter.com
  • References