Open
Cached
·
just now
96/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=www.stevekamerman.com
Issuer
C=US, O=Let's Encrypt, CN=E8
Valid From
January 07, 2026
Valid Until
April 07, 2026
45 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
C5:78:1F:B6:94:9C:8B:88:A3:84:08:8E:8F:59:1E:60:50:45:F5:11:2E:4F:95:DF:8D:CE:A7:94:88:39:D7:CE
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
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin
Permissions-Policy
Present
geolocation=(self), microphone=(), camera=()
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