Open
Cached
·
just now
86/100
SECURITY SCORE
Certificate Information
Subject
CN=*.preview.appspace.com
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 13, 2025
Valid Until
March 13, 2026
44 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
EA:B5:03:88:BA:2F:36:43:89:4E:FB:19:A0:EC:82:A4:54:93:DE:74:13:FF:E8:ED:C6:46:75:E4:A0:50:68:07
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
Missing
Not configured
Content-Security-Policy
Good
default-src; script-src; script-src-elem; +13 more
default-src 'self'; script-src 'self' 'nonce-8904b607fdaf5125f4de1931f478db0e-signinstatic-4921ef37903e0f4093c97c77b1de3ed0-24-453519' 'strict-dynamic' https://*.google.com https://*.gstatic.com https://*.recaptcha.net https://recaptcha.net https://cdn.jsdelivr.net; script-src-elem 'self' 'nonce-8904b607fdaf5125f4de1931f478db0e-signinstatic-4921ef37903e0f4093c97c77b1de3ed0-24-453519' 'strict-dynamic' https://*.google.com https://*.gstatic.com https://*.recaptcha.net https://recaptcha.net https://cdn.jsdelivr.net; style-src 'self' 'nonce-865c84383ae262eb41cfbb034ac5a561-signinstatic-4921ef37903e0f4093c97c77b1de3ed0-24-453519' 'unsafe-inline' https://fonts.googleapis.com https://fonts.gstatic.com https://*.recaptcha.net https://recaptcha.net; img-src 'self' data: blob: https://*.appspace.com https://*.google.com https://*.gstatic.com https://*.recaptcha.net https://recaptcha.net; connect-src 'self' https://*.appspace.com https://*.google.com https://*.gstatic.com https://*.recaptcha.net https://recaptcha.net; font-src 'self' data: https://fonts.googleapis.com https://fonts.gstatic.com; frame-src 'self' blob: https://*.appspace.com https://*.appspaceusercontent.com https://*.google.com https://*.gstatic.com https://*.recaptcha.net https://recaptcha.net; worker-src 'self' blob:; object-src 'none'; base-uri 'self'; form-action 'self' https://*.appspace.com; manifest-src 'self'; media-src 'self' blob:; upgrade-insecure-requests; report-uri https://telemetry.services.cloud.appspace.com/services/telemetry/api/v1/csp;
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
- • Add Strict-Transport-Security header with max-age of at least 1 year
- • Strengthen CSP by removing 'unsafe-eval'
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • 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