Cached · just now
92/100 SECURITY SCORE

Certificate Information

Subject
CN=*.onrender.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
December 26, 2025
Valid Until
March 26, 2026 62 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
2E:AA:3F:5D:94:17:1F:A1:50:DE:52:62:A5:25:30:30:EB:C4:F1:CA:58:5C:9F:BD:C5:15:EA:D8:42:99:1E:13
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
Basic
script-src; connect-src; worker-src; +2 more
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Present
same-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • Add X-Content-Type-Options: nosniff
  • 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)
Authorized CAs
Wildcard CAs
Incident Reporting
Recommendations
  • Consider using critical flag (flags=128) for stricter CAA enforcement

Subject Alternative Names

2 domains