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SECURITY SCORE
Certificate Information
Subject
CN=bill.tekrom.com
Issuer
C=US, O=Let's Encrypt, CN=E7
Valid From
January 31, 2026
Valid Until
May 01, 2026
82 days
Public Key
ECDSA
384 bit
(P-384)
Strong
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
C0:01:2E:A2:53:DF:BA:5A:6C:5A:DA:A1:46:07:C4:F8:93:28:6D:82:97:E1:33:D4:35:CF:EE:5A:CE:6E:11:86
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=63072000; preload
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Present
ALLOW FROM *
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Add Content-Security-Policy header to prevent XSS attacks
- • 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