DNS Gurus
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92/100 SECURITY SCORE

Certificate Information

Subject
CN=render.com
Issuer
C=US, O=Google Trust Services, CN=WE1
Valid From
September 29, 2025
Valid Until
December 28, 2025 54 days
Public Key
ECDSA 256 bit (P-256) Adequate
Signature Algorithm
ECDSA-SHA256
SHA-256 Fingerprint
0E:3F:43:12:0B:F6:5C:0F:D2:CF:42:35:ED:59:68:06:2F:59:01:88:B1:90:2E:97:61:90:84:11:3D:0D:27:19
Alternative Names
1 domains

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
digicert.com letsencrypt.org pki.goog ; cansignhttpexchanges=yes
Wildcard CAs
pki.goog ; cansignhttpexchanges=yes digicert.com letsencrypt.org
Incident Reporting
Recommendations
  • • Consider using critical flag (flags=128) for stricter CAA enforcement

Subject Alternative Names

1 domain
render.com