Open
Cached
·
just now
87/100
SECURITY SCORE
Certificate Information
Subject
CN=memorize.ai
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
October 03, 2025
Valid Until
January 01, 2026
29 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
B0:1C:7F:F6:85:C3:E1:15:DC:20:B2:48:95:CD:FA:A6:19:D0:F7:FA:9C:73:62:EF:2D:56:45:60:72:DC:6A:10
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=15552000
Content-Security-Policy
Good
default-src; base-uri; font-src; +9 more
default-src 'self' data: https://disqus.com https://c.disquscdn.com; base-uri 'self'; font-src 'self' https://fonts.gstatic.com; frame-src 'self' https://memorize-ai.firebaseapp.com https://googleads.g.doubleclick.net https://tpc.googlesyndication.com https://disqus.com https://app.hubspot.com; frame-ancestors 'self'; img-src 'self' data: blob: https://www.googletagmanager.com https://www.google-analytics.com https://firebasestorage.googleapis.com/v0/b/memorize-ai.appspot.com/o/ https://pagead2.googlesyndication.com https://links.services.disqus.com https://referrer.disqus.com https://c.disquscdn.com https://cdn.viglink.com https://forms.hsforms.com https://track.hubspot.com; media-src 'self' data: https://firebasestorage.googleapis.com/v0/b/memorize-ai.appspot.com/o/; script-src 'self' https://www.googletagmanager.com https://www.google-analytics.com https://apis.google.com https://memorize-ai.disqus.com https://www.gstatic.com/firebasejs/ https://pagead2.googlesyndication.com https://tpc.googlesyndication.com https://partner.googleadservices.com https://adservice.google.com https://www.googletagservices.com https://c.disquscdn.com https://js.hs-scripts.com https://js.hs-analytics.net https://js.hs-banner.com https://js.usemessages.com https://js.hscollectedforms.net 'sha256-Nqnn8clbgv+5l0PgxcTOldg8mkMKrFn4TvPL+rYUUGg='; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com https://c.disquscdn.com; connect-src 'self' https://www.googletagmanager.com https://www.google-analytics.com https://us-central1-memorize-ai.cloudfunctions.net https://vitals.vercel-insights.com https://pagead2.googlesyndication.com https://*.googleapis.com https://host-fig55q.api.swiftype.com/api/as/v1/engines/memorize-ai-decks/search.json https://links.services.disqus.com https://api.hubspot.com https://forms.hubspot.com; block-all-mixed-content; upgrade-insecure-requests;
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Strengthen CSP by removing 'unsafe-eval'
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Not Configured
(Any CA can issue certificates)
CAA Issues
- • No CAA records configured - any CA can issue certificates
Recommendations
- • Implement CAA records to restrict which CAs can issue certificates for your domain
- • This adds an extra layer of security against unauthorized certificate issuance
- • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
- • Consider adding 'iodef' record to receive security incident reports