Open
Cached
·
just now
93/100
SECURITY SCORE
Certificate Information
Subject
CN=zaryab.dev
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
November 15, 2025
Valid Until
February 13, 2026
31 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
EB:05:E0:B6:68:8A:26:B1:41:23:0E:2C:51:9A:3B:23:45:36:34:33:D2:D3:DE:98:B7:A0:BD:6B:41:49:49:C9
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=63072000; includeSubDomains; preload
Content-Security-Policy
Basic
default-src; script-src; style-src; +7 more
default-src 'self'; script-src 'self' 'unsafe-eval' 'unsafe-inline' https://cdn.vercel-insights.com https://va.vercel-scripts.com; style-src 'self' 'unsafe-inline'; img-src 'self' blob: data: https://cdn.sanity.io; font-src 'self'; connect-src 'self' https://cdn.sanity.io https://*.api.sanity.io; frame-src 'self'; object-src 'none'; base-uri 'self'; form-action 'self';
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
camera=(), microphone=(), geolocation=()
Recommendations
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
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