Open
Cached
·
just now
93/100
SECURITY SCORE
Certificate Information
Subject
CN=feedback.appcues.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
October 16, 2025
Valid Until
January 14, 2026
46 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
58:92:40:32:33:F4:98:3B:D8:B1:F1:CC:E8:E4:C4:81:77:37:41:4D:FB:2E:92:DA:E2:1B:B5:37:66:F9:42:AC
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
Excellent
max-age=63072000; includeSubDomains; preload
Content-Security-Policy
Good
frame-ancestors; base-uri; default-src; +11 more
frame-ancestors 'self'; base-uri 'self'; default-src 'self' https://canny.io https://*.canny.io; child-src 'self' blob: https://canny.io https://*.canny.io https://recaptcha.recaptcha.net/recaptcha/ https://www.recaptcha.net/recaptcha/ https://*.googletagmanager.com https://*.hs-sites.com https://intercom-sheets.com https://share.intercom.io https://www.intercom-reporting.com https://*.loom.com https://loom.com https://*.stripe.com https://*.vimeo.com https://vimeo.com https://*.wistia.net https://*.youtu.be https://*.youtube.com https://youtu.be https://youtube.com; connect-src 'self' https://canny.io https://*.canny.io https://cdn.jsdelivr.net/npm/@emoji-mart/[email protected]/sets/14/native.json https://edge.fullstory.com https://rs.fullstory.com https://*.analytics.google.com https://*.google-analytics.com https://*.googletagmanager.com https://api.hubapi.com https://*.hubspot.com https://*.hsappstatic.net https://*.intercom.io https://uploads.intercomcdn.com https://uploads.intercomusercontent.com wss://*.intercom.io https://cdn.linkedin.oribi.io https://px.ads.linkedin.com https://*.clarity.ms https://bat.bing.com https://api-js.mixpanel.com https://*.sentry.io https://sentry.io https://*.stripe.com https://*.wistia.com https://*.wistia.net https://*.litix.io https://embedwistia-a.akamaihd.net; font-src * data:; form-action https://canny.io https://*.canny.io https://api-iam.intercom.io https://intercom.help; img-src * data: https://canny.io https://*.canny.io https://*.google-analytics.com https://*.analytics.google.com https://*.googletagmanager.com *.hubspot.com https://canny-assets.io; media-src * blob: data: https://canny-assets.io; object-src 'none'; script-src 'self' 'nonce-ri/JS5Eh8fwYmS0xJcPw+Q==' https://canny.io https://*.canny.io https://edge.fullstory.com https://www.google-analytics.com https://www.recaptcha.net/recaptcha/ https://www.gstatic.cn/recaptcha/ https://www.gstatic.com/recaptcha/ https://*.googletagmanager.com https://www.googletagmanager.com https://*.hubspot.com https://js.hs-analytics.net https://js.hs-banner.com https://js.hs-scripts.com https://js.hsadspixel.net https://js.hscollectedforms.net https://js.hsleadflows.net https://*.intercom.io https://js.intercomcdn.com https://snap.licdn.com https://*.clarity.ms https://bat.bing.com https://g.microsoft.com https://cdn.mxpnl.com https://*.sentry-cdn.com https://*.stripe.com https://*.wistia.com; style-src 'self' 'unsafe-inline' https://canny.io https://*.canny.io; worker-src blob:; report-uri https://canny.io/api/csp/report
X-Frame-Options
Good
sameorigin
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin
Permissions-Policy
Missing
Not configured
Recommendations
- • 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