DNS Gurus
Cached · just now
91/100 SECURITY SCORE

Certificate Information

Subject
CN=clearent.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 02, 2026
Valid Until
April 02, 2026 65 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
E5:94:79:0B:C7:17:49:4A:AB:64:AE:CB:06:2B:67:61:E5:E7:6F:7A:D9:C7:45:FC:95:D3:07:46:6A:C2:6A:A9
Alternative Names
37 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
Present
max-age=31536000
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
geolocation=*, microphone=(), camera=()
Recommendations
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • Add Content-Security-Policy header to prevent XSS attacks

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Authorized CAs
pki.goog letsencrypt.org digicert.com godaddy.com
Recommendations
  • • Consider using critical flag (flags=128) for stricter CAA enforcement
  • • You have authorized 4 CAs - consider limiting to only the CAs you actively use
  • • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
  • • Consider adding 'issuewild' records to control wildcard certificate issuance