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83/100 SECURITY SCORE

Certificate Information

Subject
CN=*.dondominio.com
Issuer
C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Domain Validation Secure Server CA
Valid From
December 30, 2024
Valid Until
January 29, 2026 86 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
6D:21:8E:AC:06:4A:30:D7:DF:D7:48:3C:ED:C1:64:F2:17:38:F0:DC:E0:FA:ED:BC:8D:06:AA:CA:B7:6C:40:7F
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
Basic
frame-ancestors; default-src; connect-src
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • Add X-Content-Type-Options: nosniff
  • 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
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Wildcard CAs
Recommendations
  • Consider using critical flag (flags=128) for stricter CAA enforcement
  • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts

Subject Alternative Names

2 domains