Open
Cached
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just now
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SECURITY SCORE
Certificate Information
Subject
CN=joshefin.xyz
Issuer
C=US, O=Let's Encrypt, CN=E8
Valid From
September 30, 2025
Valid Until
December 29, 2025
27 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
75:EB:0F:66:AD:6F:1D:7C:AE:FB:00:C7:16:11:DF:08:37:13:57:1F:33:BB:FA:89:26:59:F4:6E:CF:86:BE:3F
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
Missing
Not configured
Content-Security-Policy
Basic
default-src; img-src; style-src; +9 more
default-src 'none'; img-src 'self' data: *.gravatar.com; style-src 'self' 'unsafe-inline' fonts.googleapis.com; script-src 'self' 'unsafe-inline' 'unsafe-eval' *.youtube.com *.ytimg.com static.cl.w.org static.cloudflareinsights.com; font-src 'self' data: fonts.gstatic.com; frame-src 'self' *.youtube.com *.youtube-nocookie.com; frame-ancestors 'self'; connect-src 'self' yoast.com cloudflareinsights.com; object-src 'none'; base-uri 'none'; form-action 'self'; upgrade-insecure-requests
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
- • Add Strict-Transport-Security header with max-age of at least 1 year
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
- • 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