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SECURITY SCORE
Certificate Information
Subject
CN=*.zaptic.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
January 08, 2026
Valid Until
April 08, 2026
75 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
52:B2:D6:E5:AE:DD:1D:08:09:A6:FF:8C:5F:F9:34:90:6D:1A:81:AC:48:6A:7A:42:A8:5B:9B:17:1E:D1:4F:D4
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
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Good
report-uri; script-src; frame-ancestors; +3 more
report-uri /violation/csp; script-src 'self' 'sha256-a/vjjCoATHeErC7yJD4/AkGlXqqCmLZS8vDyVDCZ0U0=' 'sha256-4MnImOOUNirYtAeotkekZ+G3TlBQ5ivMexa2ve2A0sA='; frame-ancestors http://localhost:*/ https://*.zaptic.com; default-src 'self'; style-src 'self' 'unsafe-inline'; block-all-mixed-content
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Strengthen CSP by removing 'unsafe-eval'
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • 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