Open
Cached
·
just now
93/100
SECURITY SCORE
Certificate Information
Subject
CN=yellowmessenger.com
Issuer
C=US, O=Let's Encrypt, CN=E7
Valid From
January 01, 2026
Valid Until
April 01, 2026
82 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
81:38:25:0E:97:2E:68:4C:05:DD:30:05:FF:86:41:8C:AB:F0:E2:EF:8B:30:09:BA:00:7D:2A:BE:44:CF:8F:77
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=31536000; includeSubDomains; preload
Content-Security-Policy
Good
script-src; img-src; frame-src; +12 more
script-src 'self' 'nonce-dafd1f198049041d9a0ddf0be2138572' js.chargebee.com cdn.tiny.cloud https://js.stripe.com https://apis.google.com/js/api.js https://www.google.com/recaptcha/enterprise.js https://accounts.google.com/ *.facebook.com https://cdn.mxpnl.com https://cdn4.mxpnl.com https://static.hotjar.com https://*.hotjar.com https://*.userpilot.io https://cdn.yellowmessenger.com connect.facebook.net https://js-agent.newrelic.com https://bam.nr-data.net https://*.yellowmessenger.com https://assets.calendly.com https://*.stripe.com *.bugherd.com *.pusher.com https://*.openreplay.com https://*.googleapis.com/ https://*.zendesk.com https://*.posthog.com/ https://cdn.jsdelivr.net https://*.amazonaws.com https://hcaptcha.com https://*.hcaptcha.com;img-src * data: d2iiunr5ws5ch1.cloudfront.net bugherd-attachments.s3.amazonaws.com *.bugherd.com data: https://*.amazonaws.com;frame-src 'self' https://www.google.com https://accounts.google.com/ https://*.yellowmessenger.com/ https://*.yellow.ai/ https://*.app.yellow.ai/ https://vars.hotjar.com/ yellowmessenger.blob.core.windows.net https://*.amazonaws.com/ https://youtube.com https://www.youtube.com/ data: https://bid.g.doubleclick.net/ https://drive.google.com/ https://js.stripe.com/ https://*.yellowmessenger.com https://calendly.com https://*.stripe.com *.bugherd.com https://yel.ac https://*.yel.ac https://*.zendesk.com *.ym.com https://*.amazonaws.com https://hcaptcha.com https://*.hcaptcha.com;default-src 'self' *.yellowmessenger.com app.yellow.ai *.app.yellow.ai https://*.amazonaws.com;style-src 'self' cdn.tiny.cloud beta.yellow.ai cloud.yellow.ai cdn.jsdelivr.net fonts.googleapis.com 'strict-dynamic' 'unsafe-inline' *.bugherd.com https://*.yellowmessenger.com https://*.amazonaws.com https://hcaptcha.com https://*.hcaptcha.com;font-src 'self' *.yellowmessenger.com beta.yellow.ai cloud.yellow.ai fonts.googleapis.com fonts.gstatic.com cdn.jsdelivr.net cdn.yellowmessenger.com https://*.amazonaws.com;connect-src 'self' blob: wss://*.yellowmessenger.com wss://*.app.yellowmessenger.com wss://*.hotjar.com wss://*.hotjar.io wss://app.yellow.ai wss://*.app.yellow.ai wss://*.cloud.yellow.ai wss://*.cloud.yellowmessenger.com wss://edge.sip.onsip.com/ wss://*.sip.yellow.ai/ *.sip.yellow.ai/ wss://*.beta.yellow.ai wss://*.beta.yellowmessenger.com wss://cloud.yellow.ai wss://beta.yellow.ai *.mixpanel.com cdn.mxpnl.com *.userpilot.io wss://*.userpilot.io https://www.google-analytics.com *.facebook.com *.sentry.io *.beta.yellowmessenger.com *.bugherd.com *.yellowmessenger.com beta.yellow.ai *.beta.yellow.ai *.cloud.yellowmessenger.com cloud.yellow.ai *.cloud.yellow.ai in.hotjar.com https://api.calendly.com https://bam.nr-data.net https://bam-cell.nr-data.net https://*.algolia.net https://*.algolianet.com *.pusher.com sessions.bugsnag.com wss://*.speech.microsoft.com https://*.hotjar.io https://stats.g.doubleclick.net/ https://api.openreplay.com https://*.googleapis.com/ https://komodo.yellow.ai/ https://*.hsforms.com https://*.posthog.com/ https://*.amazonaws.com https://*.blob.core.windows.net https://hcaptcha.com https://*.hcaptcha.com;media-src 'self' blob: *.s3-eu-west-1.amazonaws.com *.beta.yellowmessenger.com *.yellowmessenger.com *.beta.yellow.ai *.yellow.ai *.cloud.yellowmessenger.com *.cloud.yellow.ai *.calendly.com https://youtube.com https://www.youtube.com/ https://lookaside.fbsbx.com/ *.fbsbx.com https: https://*.amazonaws.com;object-src https://*.yellowmessenger.com https://*.amazonaws.com;worker-src 'self' blob: https://*.yellow.ai https://*.openreplay.com;frame-ancestors 'self' https://yellow.ai https://*.yellow.ai https://*.yellowmessenger.com https://local-app.botplatform.io;base-uri 'self';block-all-mixed-content;script-src-attr 'none';upgrade-insecure-requests
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer
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